sync with upstream luatex rev. 7304.

git-svn-id: svn://tug.org/texlive/trunk@54228 c570f23f-e606-0410-a88d-b1316a301751

10 files changed, 414 insertions, 341 deletions

diff --git a/Build/source/texk/web2c/luatexdir/ChangeLog b/Build/source/texk/web2c/luatexdir/ChangeLog
index 7b19467c3a5..8a1f767026f 100644
--- a/Build/source/texk/web2c/luatexdir/ChangeLog
+++ b/Build/source/texk/web2c/luatexdir/ChangeLog
@@ -1,15 +1,29 @@
+2020-03-09 Luigi Scarso <luigi.scarso@gmail.com>
+    * texluahb / texluahbjit for luahbtex / luajithbtex
+
+2020-03-09 Luigi Scarso <luigi.scarso@gmail.com>
+    * --shell-restricted now forbids loading of dso (dll/so object)
+
+2020-03-09 Luigi Scarso <luigi.scarso@gmail.com>
+    * append_vlist : node|nil [prevdepth] (fix + extension/warning) (HH)
+
+2020-03-01 Luigi Scarso <luigi.scarso@gmail.com>
+    * fixed lua stack overflow in run_put_next (M. Kruger)
+
+2020-02-29 Luigi Scarso <luigi.scarso@gmail.com>
+    * luahbtex: add (single codepoint) "add" method to buffer (M.Kruger)
+
 2020-03-06  Karl Berry  <karl@tug.org>
 
-	* am/luatex.am (texlua[jit][c]) [LUA[JIT]HBTEX && !LUA[JIT]TEX]:
-	keep these as links to base lua[jit]tex, not overwriting
-	with links to luahb[jit]tex, unless the base luatex is not installed.
-	https://tug.org/pipermail/tex-live/2020-March/044948.html
-	(and preceding)
+    * am/luatex.am (texlua[jit][c]) [LUA[JIT]HBTEX && !LUA[JIT]TEX]:
+    keep these as links to base lua[jit]tex, not overwriting
+    with links to luahb[jit]tex, unless the base luatex is not installed.
+    https://tug.org/pipermail/tex-live/2020-March/044948.html
+    (and preceding)
 
 2020-02-12  Luigi Scarso <luigi.scarso@gmail.com>
     * restore state for \input delimited with {}
 
-
 2020-02-11  Luigi Scarso <luigi.scarso@gmail.com>
     * patches for -fno-common (thanks to D. Seifert of Gentoo team)
 
diff --git a/Build/source/texk/web2c/luatexdir/font/luafont.c b/Build/source/texk/web2c/luatexdir/font/luafont.c
index dd0c6856495..68068639dcf 100644
--- a/Build/source/texk/web2c/luatexdir/font/luafont.c
+++ b/Build/source/texk/web2c/luatexdir/font/luafont.c
@@ -947,8 +947,11 @@ static void read_char_packets(lua_State * L, int *l_fonts, charinfo * co, intern
     int pc = count_char_packet_bytes(L);
     if (pc <= 0)
         return;
-    while (l_fonts[(max_f + 1)] != 0)
-        max_f++;
+    if (l_fonts != NULL) {
+        while (l_fonts[(max_f + 1)] != 0) {
+            max_f++;
+        }
+    }
     cp = cpackets = xmalloc((unsigned) (pc + 1));
     for (i = 1; i <= (int) lua_rawlen(L, -1); i++) {
         lua_rawgeti(L, -1, i);
@@ -959,8 +962,14 @@ static void read_char_packets(lua_State * L, int *l_fonts, charinfo * co, intern
                 s = lua_tostring(L, -1);
                 cmd = 0;
                 if (lua_key_eq(s, font)) {
+                    if (l_fonts == NULL) {
+                        normal_error("vf command","no font table found");
+                    }
                     cmd = packet_font_code;
                 } else if (lua_key_eq(s, char)) {
+                    if (l_fonts == NULL) {
+                        normal_error("vf command","no font table found");
+                    }
                     cmd = packet_char_code;
                     if (ff == 0) {
                         append_packet(packet_font_code);
@@ -968,6 +977,9 @@ static void read_char_packets(lua_State * L, int *l_fonts, charinfo * co, intern
                         do_store_four(ff);
                     }
                 } else if (lua_key_eq(s, slot)) {
+                    if (l_fonts == NULL) {
+                        normal_error("vf command","no font table found");
+                    }
                     /*tex we could be sparse but no real reason */
                     cmd = packet_nop_code;
                     lua_rawgeti(L, -2, 2);
@@ -2600,13 +2612,12 @@ halfword handle_kerning(halfword head, halfword tail)
 
 /*tex The ligaturing and kerning \LUA\ interface: */
 
-static halfword run_lua_ligkern_callback(halfword head, halfword tail, int callback_id)
+static void run_lua_ligkern_callback(halfword head, halfword tail, int callback_id)
 {
     int i;
     int top = lua_gettop(Luas);
     if (!get_callback(Luas, callback_id)) {
         lua_settop(Luas, top);
-        return tail;
     }
     nodelist_to_lua(Luas, head);
     nodelist_to_lua(Luas, tail);
@@ -2614,34 +2625,40 @@ static halfword run_lua_ligkern_callback(halfword head, halfword tail, int callb
         formatted_warning("ligkern","error: %s",lua_tostring(Luas, -1));
         lua_settop(Luas, top);
         luatex_error(Luas, (i == LUA_ERRRUN ? 0 : 1));
-        return tail;
     }
     if (fix_node_lists) {
         fix_node_list(head);
     }
     lua_settop(Luas, top);
-    return tail;
 }
 
 halfword new_ligkern(halfword head, halfword tail)
 {
     int callback_id = 0;
+    if (! head)
+        return null;
     if (vlink(head) == null)
         return tail;
     callback_id = callback_defined(ligaturing_callback);
     if (callback_id > 0) {
-        tail = run_lua_ligkern_callback(head, tail, callback_id);
-        if (tail == null)
-            tail = tail_of_list(head);
+        halfword save_tail = null;
+        if (tail) {
+            save_tail = vlink(tail);
+            vlink(tail) = null;
+        }
+        run_lua_ligkern_callback(head, tail, callback_id);
+        tail = tail_of_list(head);
+        if (save_tail) {
+            try_couple_nodes(tail, save_tail);
+        }
+        tail = tail_of_list(head);
     } else if (callback_id == 0) {
         tail = handle_ligaturing(head, tail);
     }
     callback_id = callback_defined(kerning_callback);
     if (callback_id > 0) {
-        tail = run_lua_ligkern_callback(head, tail, callback_id);
-        if (tail == null) {
-            tail = tail_of_list(head);
-        }
+        run_lua_ligkern_callback(head, tail, callback_id);
+        tail = tail_of_list(head);
     } else if (callback_id == 0) {
         halfword nest1 = new_node(nesting_node, 1);
         halfword cur = vlink(head);
diff --git a/Build/source/texk/web2c/luatexdir/lua/lnewtokenlib.c b/Build/source/texk/web2c/luatexdir/lua/lnewtokenlib.c
index d1ef55ad188..6af006a53c8 100644
--- a/Build/source/texk/web2c/luatexdir/lua/lnewtokenlib.c
+++ b/Build/source/texk/web2c/luatexdir/lua/lnewtokenlib.c
@@ -264,6 +264,7 @@ inline static int run_put_next(lua_State * L)
                             token_link(t) = x;
                         }
                         t = x;
+                        lua_pop(L, 1);
                     }
                     lua_pop(L, 1);
                 }
diff --git a/Build/source/texk/web2c/luatexdir/lua/luainit.c b/Build/source/texk/web2c/luatexdir/lua/luainit.c
index d32a7fdc083..11cfc253141 100644
--- a/Build/source/texk/web2c/luatexdir/lua/luainit.c
+++ b/Build/source/texk/web2c/luatexdir/lua/luainit.c
@@ -323,10 +323,12 @@ static void parse_options(int ac, char **av)
     opterr = 0;
 #ifdef LuajitTeX
     if ((strstr(argv[0], "luajittexlua") != NULL) ||
-        (strstr(argv[0], "texluajit") != NULL)) {
+        (strstr(argv[0], "texluajit") != NULL) ||
+        (strstr(argv[0], "texluahbjit") != NULL) ) {
 #else
     if ((strstr(argv[0], "luatexlua") != NULL) ||
-        (strstr(argv[0], "texlua") != NULL)) {
+        (strstr(argv[0], "texlua") != NULL) ||
+        (strstr(argv[0], "texluahb") != NULL)) {
 #endif
         lua_only = 1;
         luainit = 1;
diff --git a/Build/source/texk/web2c/luatexdir/lua/luanode.c b/Build/source/texk/web2c/luatexdir/lua/luanode.c
index a0c97e37dc8..502c407079e 100644
--- a/Build/source/texk/web2c/luatexdir/lua/luanode.c
+++ b/Build/source/texk/web2c/luatexdir/lua/luanode.c
@@ -180,16 +180,17 @@ int lua_appendtovlist_callback(halfword box, int location, halfword prev_depth,
         luatex_error(Luas, (i == LUA_ERRRUN ? 0 : 1));
         return 0;
     }
-    if (lua_type(Luas,-1) == LUA_TNUMBER) {
-        *next_depth = lua_roundnumber(Luas,-1);
-        *prev_set = true;
-        if (lua_type(Luas, -2) != LUA_TNIL) {
-            p = check_isnode(Luas, -2);
-            *result = *p;
-        }
-    } else if (lua_type(Luas, -1) != LUA_TNIL) {
-        p = check_isnode(Luas, -1);
+    if (lua_type(Luas, -2) == LUA_TUSERDATA) {
+        p = check_isnode(Luas, -2);
         *result = *p;
+    } else if (lua_type(Luas, -2) == LUA_TNIL) {
+        *result = null;
+    } else {
+        normal_warning("append to vlist","error: node or nil expected");
+    }
+    if (lua_type(Luas, -1) == LUA_TNUMBER) {
+        *next_depth = lua_roundnumber(Luas, -1);
+        *prev_set = 1;
     }
     return 1;
 }
diff --git a/Build/source/texk/web2c/luatexdir/lua/luatex-core.c b/Build/source/texk/web2c/luatexdir/lua/luatex-core.c
index 3fb4c0fd196..95396765c0f 100644
--- a/Build/source/texk/web2c/luatexdir/lua/luatex-core.c
+++ b/Build/source/texk/web2c/luatexdir/lua/luatex-core.c
@@ -27,7 +27,7 @@ int load_luatex_core_lua (lua_State * L)
     0x20, 0x44, 0x65, 0x76, 0x65, 0x6c, 0x6f, 0x70, 0x6d, 0x65, 0x6e, 0x74, 0x20, 0x54, 0x65, 0x61,
     0x6d, 0x27, 0x2c, 0x0a, 0x2d, 0x2d, 0x20, 0x7d, 0x0a, 0x0a, 0x4c, 0x55, 0x41, 0x54, 0x45, 0x58,
     0x43, 0x4f, 0x52, 0x45, 0x56, 0x45, 0x52, 0x53, 0x49, 0x4f, 0x4e, 0x20, 0x3d, 0x20, 0x31, 0x2e,
-    0x31, 0x31, 0x32, 0x20, 0x2d, 0x2d, 0x20, 0x77, 0x65, 0x20, 0x72, 0x65, 0x66, 0x6c, 0x65, 0x63,
+    0x31, 0x32, 0x30, 0x20, 0x2d, 0x2d, 0x20, 0x77, 0x65, 0x20, 0x72, 0x65, 0x66, 0x6c, 0x65, 0x63,
     0x74, 0x20, 0x74, 0x68, 0x65, 0x20, 0x6c, 0x75, 0x61, 0x74, 0x65, 0x78, 0x20, 0x76, 0x65, 0x72,
     0x73, 0x69, 0x6f, 0x6e, 0x20, 0x77, 0x68, 0x65, 0x72, 0x65, 0x20, 0x63, 0x68, 0x61, 0x6e, 0x67,
     0x65, 0x73, 0x20, 0x68, 0x61, 0x70, 0x70, 0x65, 0x6e, 0x65, 0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20,
@@ -350,318 +350,327 @@ int load_luatex_core_lua (lua_State * L)
     0x20, 0x73, 0x61, 0x66, 0x65, 0x72, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x3d, 0x3d, 0x20,
     0x31, 0x20, 0x6f, 0x72, 0x20, 0x73, 0x68, 0x65, 0x6c, 0x6c, 0x65, 0x73, 0x63, 0x61, 0x70, 0x65,
     0x20, 0x7e, 0x3d, 0x20, 0x31, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x66, 0x66, 0x69, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x27, 0x66,
-    0x66, 0x69, 0x27, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x6b, 0x2c, 0x20,
-    0x76, 0x20, 0x69, 0x6e, 0x20, 0x6e, 0x65, 0x78, 0x74, 0x2c, 0x20, 0x66, 0x66, 0x69, 0x20, 0x64,
-    0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6b, 0x20, 0x7e,
-    0x3d, 0x20, 0x27, 0x67, 0x63, 0x27, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x66, 0x69, 0x5b, 0x6b, 0x5d, 0x20, 0x3d,
-    0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x66, 0x66, 0x69,
-    0x20, 0x3d, 0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x69, 0x66, 0x20,
-    0x6d, 0x64, 0x35, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f,
-    0x63, 0x61, 0x6c, 0x20, 0x73, 0x75, 0x6d, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x6d, 0x64, 0x35,
-    0x2e, 0x73, 0x75, 0x6d, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x67,
-    0x73, 0x75, 0x62, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x2e, 0x67,
-    0x73, 0x75, 0x62, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x66, 0x6f,
-    0x72, 0x6d, 0x61, 0x74, 0x20, 0x3d, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x2e, 0x66, 0x6f,
-    0x72, 0x6d, 0x61, 0x74, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x62,
-    0x79, 0x74, 0x65, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x2e, 0x62,
-    0x79, 0x74, 0x65, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20,
-    0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x68, 0x65, 0x78, 0x61, 0x20, 0x74, 0x68, 0x65, 0x6e,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f,
-    0x6e, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x68, 0x65, 0x78, 0x61, 0x28, 0x6b, 0x29,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74,
-    0x75, 0x72, 0x6e, 0x20, 0x28, 0x67, 0x73, 0x75, 0x62, 0x28, 0x73, 0x75, 0x6d, 0x28, 0x6b, 0x29,
-    0x2c, 0x20, 0x22, 0x2e, 0x22, 0x2c, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28,
-    0x63, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74,
-    0x28, 0x22, 0x25, 0x30, 0x32, 0x78, 0x22, 0x2c, 0x62, 0x79, 0x74, 0x65, 0x28, 0x63, 0x29, 0x29,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64,
-    0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e,
-    0x6f, 0x74, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x48, 0x45, 0x58, 0x41, 0x20, 0x74,
-    0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63,
-    0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x48, 0x45, 0x58, 0x41,
-    0x28, 0x6b, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x67, 0x73, 0x75, 0x62, 0x28, 0x73, 0x75, 0x6d,
-    0x28, 0x6b, 0x29, 0x2c, 0x20, 0x22, 0x2e, 0x22, 0x2c, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69,
-    0x6f, 0x6e, 0x28, 0x63, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x66, 0x6f, 0x72,
-    0x6d, 0x61, 0x74, 0x28, 0x22, 0x25, 0x30, 0x32, 0x58, 0x22, 0x2c, 0x62, 0x79, 0x74, 0x65, 0x28,
-    0x63, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x65, 0x6e, 0x64, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e,
-    0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a,
-    0x2d, 0x2d, 0x20, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x74, 0x69, 0x62, 0x69, 0x6c, 0x69, 0x74, 0x79,
-    0x3a, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x6d, 0x69, 0x67, 0x68, 0x74, 0x20, 0x67, 0x6f, 0x20,
-    0x61, 0x77, 0x61, 0x79, 0x0a, 0x0a, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x75, 0x6e, 0x70,
-    0x61, 0x63, 0x6b, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x75, 0x6e, 0x70,
-    0x61, 0x63, 0x6b, 0x20, 0x3d, 0x20, 0x74, 0x61, 0x62, 0x6c, 0x65, 0x2e, 0x75, 0x6e, 0x70, 0x61,
-    0x63, 0x6b, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x70,
-    0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x72, 0x73, 0x20, 0x74,
-    0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e,
-    0x6c, 0x6f, 0x61, 0x64, 0x65, 0x72, 0x73, 0x20, 0x3d, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67,
-    0x65, 0x2e, 0x73, 0x65, 0x61, 0x72, 0x63, 0x68, 0x65, 0x72, 0x73, 0x0a, 0x65, 0x6e, 0x64, 0x0a,
-    0x0a, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x73, 0x74, 0x72, 0x69,
-    0x6e, 0x67, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x61, 0x64,
-    0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x0a, 0x65, 0x6e,
-    0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x74, 0x69, 0x62, 0x69, 0x6c,
-    0x69, 0x74, 0x79, 0x3a, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x6d, 0x69, 0x67, 0x68, 0x74, 0x20,
-    0x73, 0x74, 0x61, 0x79, 0x0a, 0x0a, 0x69, 0x66, 0x20, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x74,
-    0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6c, 0x75, 0x61, 0x20,
-    0x35, 0x2e, 0x32, 0x3a, 0x20, 0x77, 0x65, 0x27, 0x72, 0x65, 0x20, 0x6f, 0x6b, 0x61, 0x79, 0x0a,
-    0x0a, 0x65, 0x6c, 0x73, 0x65, 0x69, 0x66, 0x20, 0x75, 0x74, 0x66, 0x38, 0x20, 0x74, 0x68, 0x65,
-    0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6c, 0x75, 0x61, 0x20, 0x35, 0x2e,
-    0x33, 0x3a, 0x20, 0x20, 0x62, 0x69, 0x74, 0x77, 0x69, 0x73, 0x65, 0x2e, 0x6c, 0x75, 0x61, 0x2c,
-    0x20, 0x76, 0x20, 0x31, 0x2e, 0x32, 0x34, 0x20, 0x32, 0x30, 0x31, 0x34, 0x2f, 0x31, 0x32, 0x2f,
-    0x32, 0x36, 0x20, 0x31, 0x37, 0x3a, 0x32, 0x30, 0x3a, 0x35, 0x33, 0x20, 0x72, 0x6f, 0x62, 0x65,
-    0x72, 0x74, 0x6f, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d,
-    0x20, 0x6c, 0x6f, 0x61, 0x64, 0x20, 0x28, 0x20, 0x5b, 0x5b, 0x0a, 0x6c, 0x6f, 0x63, 0x61, 0x6c,
-    0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x20, 0x3d, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74,
-    0x20, 0x2d, 0x2d, 0x20, 0x69, 0x6e, 0x73, 0x74, 0x65, 0x61, 0x64, 0x20, 0x6f, 0x66, 0x3a, 0x20,
-    0x61, 0x72, 0x67, 0x20, 0x3d, 0x20, 0x7b, 0x20, 0x2e, 0x2e, 0x2e, 0x20, 0x7d, 0x0a, 0x0a, 0x62,
-    0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x7b, 0x0a, 0x20, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x20,
-    0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x29, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x7e, 0x61, 0x20, 0x26, 0x20, 0x30,
-    0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c,
-    0x0a, 0x20, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69,
-    0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79, 0x2c, 0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e,
-    0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74,
-    0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e,
-    0x20, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72, 0x20, 0x2d, 0x31, 0x29, 0x20, 0x26, 0x20, 0x28, 0x79,
+    0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x6c, 0x6f, 0x61, 0x64, 0x6c, 0x69, 0x62, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28,
+    0x29, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67,
+    0x65, 0x2e, 0x73, 0x65, 0x61, 0x72, 0x63, 0x68, 0x65, 0x72, 0x73, 0x5b, 0x34, 0x5d, 0x20, 0x3d,
+    0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65,
+    0x2e, 0x73, 0x65, 0x61, 0x72, 0x63, 0x68, 0x65, 0x72, 0x73, 0x5b, 0x33, 0x5d, 0x20, 0x3d, 0x20,
+    0x6e, 0x69, 0x6c, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x66, 0x66, 0x69, 0x20, 0x3d, 0x20, 0x72,
+    0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x27, 0x66, 0x66, 0x69, 0x27, 0x29, 0x0a, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x66, 0x66, 0x69, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x6b, 0x2c, 0x20, 0x76, 0x20,
+    0x69, 0x6e, 0x20, 0x6e, 0x65, 0x78, 0x74, 0x2c, 0x20, 0x66, 0x66, 0x69, 0x20, 0x64, 0x6f, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6b,
+    0x20, 0x7e, 0x3d, 0x20, 0x27, 0x67, 0x63, 0x27, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x66,
+    0x69, 0x5b, 0x6b, 0x5d, 0x20, 0x3d, 0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x66, 0x66, 0x69, 0x20, 0x3d, 0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x0a, 0x65,
+    0x6e, 0x64, 0x0a, 0x0a, 0x69, 0x66, 0x20, 0x6d, 0x64, 0x35, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x73, 0x75, 0x6d, 0x20, 0x20,
+    0x20, 0x20, 0x3d, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x67, 0x73, 0x75, 0x62, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x73,
+    0x74, 0x72, 0x69, 0x6e, 0x67, 0x2e, 0x67, 0x73, 0x75, 0x62, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c,
+    0x6f, 0x63, 0x61, 0x6c, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x20, 0x3d, 0x20, 0x73, 0x74,
+    0x72, 0x69, 0x6e, 0x67, 0x2e, 0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x62, 0x79, 0x74, 0x65, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x73,
+    0x74, 0x72, 0x69, 0x6e, 0x67, 0x2e, 0x62, 0x79, 0x74, 0x65, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d, 0x68, 0x65,
+    0x78, 0x61, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75, 0x6d,
+    0x68, 0x65, 0x78, 0x61, 0x28, 0x6b, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x67, 0x73, 0x75, 0x62,
+    0x28, 0x73, 0x75, 0x6d, 0x28, 0x6b, 0x29, 0x2c, 0x20, 0x22, 0x2e, 0x22, 0x2c, 0x20, 0x66, 0x75,
+    0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28, 0x63, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e,
+    0x20, 0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x28, 0x22, 0x25, 0x30, 0x32, 0x78, 0x22, 0x2c, 0x62,
+    0x79, 0x74, 0x65, 0x28, 0x63, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6d, 0x64, 0x35, 0x2e, 0x73, 0x75,
+    0x6d, 0x48, 0x45, 0x58, 0x41, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6d, 0x64, 0x35, 0x2e,
+    0x73, 0x75, 0x6d, 0x48, 0x45, 0x58, 0x41, 0x28, 0x6b, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x67,
+    0x73, 0x75, 0x62, 0x28, 0x73, 0x75, 0x6d, 0x28, 0x6b, 0x29, 0x2c, 0x20, 0x22, 0x2e, 0x22, 0x2c,
+    0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28, 0x63, 0x29, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74,
+    0x75, 0x72, 0x6e, 0x20, 0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x28, 0x22, 0x25, 0x30, 0x32, 0x58,
+    0x22, 0x2c, 0x62, 0x79, 0x74, 0x65, 0x28, 0x63, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64,
+    0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20, 0x63, 0x6f, 0x6d, 0x70, 0x61, 0x74,
+    0x69, 0x62, 0x69, 0x6c, 0x69, 0x74, 0x79, 0x3a, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x6d, 0x69,
+    0x67, 0x68, 0x74, 0x20, 0x67, 0x6f, 0x20, 0x61, 0x77, 0x61, 0x79, 0x0a, 0x0a, 0x69, 0x66, 0x20,
+    0x6e, 0x6f, 0x74, 0x20, 0x75, 0x6e, 0x70, 0x61, 0x63, 0x6b, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x75, 0x6e, 0x70, 0x61, 0x63, 0x6b, 0x20, 0x3d, 0x20, 0x74, 0x61, 0x62,
+    0x6c, 0x65, 0x2e, 0x75, 0x6e, 0x70, 0x61, 0x63, 0x6b, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x69,
+    0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x6c, 0x6f,
+    0x61, 0x64, 0x65, 0x72, 0x73, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x70,
+    0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x72, 0x73, 0x20, 0x3d,
+    0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x73, 0x65, 0x61, 0x72, 0x63, 0x68, 0x65,
+    0x72, 0x73, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c,
+    0x6f, 0x61, 0x64, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67, 0x20, 0x3d, 0x20,
+    0x6c, 0x6f, 0x61, 0x64, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20, 0x63, 0x6f, 0x6d,
+    0x70, 0x61, 0x74, 0x69, 0x62, 0x69, 0x6c, 0x69, 0x74, 0x79, 0x3a, 0x20, 0x74, 0x68, 0x69, 0x73,
+    0x20, 0x6d, 0x69, 0x67, 0x68, 0x74, 0x20, 0x73, 0x74, 0x61, 0x79, 0x0a, 0x0a, 0x69, 0x66, 0x20,
+    0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x2d, 0x2d, 0x20, 0x6c, 0x75, 0x61, 0x20, 0x35, 0x2e, 0x32, 0x3a, 0x20, 0x77, 0x65, 0x27, 0x72,
+    0x65, 0x20, 0x6f, 0x6b, 0x61, 0x79, 0x0a, 0x0a, 0x65, 0x6c, 0x73, 0x65, 0x69, 0x66, 0x20, 0x75,
+    0x74, 0x66, 0x38, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d,
+    0x20, 0x6c, 0x75, 0x61, 0x20, 0x35, 0x2e, 0x33, 0x3a, 0x20, 0x20, 0x62, 0x69, 0x74, 0x77, 0x69,
+    0x73, 0x65, 0x2e, 0x6c, 0x75, 0x61, 0x2c, 0x20, 0x76, 0x20, 0x31, 0x2e, 0x32, 0x34, 0x20, 0x32,
+    0x30, 0x31, 0x34, 0x2f, 0x31, 0x32, 0x2f, 0x32, 0x36, 0x20, 0x31, 0x37, 0x3a, 0x32, 0x30, 0x3a,
+    0x35, 0x33, 0x20, 0x72, 0x6f, 0x62, 0x65, 0x72, 0x74, 0x6f, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x20, 0x28, 0x20, 0x5b,
+    0x5b, 0x0a, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x20, 0x3d,
+    0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x20, 0x2d, 0x2d, 0x20, 0x69, 0x6e, 0x73, 0x74, 0x65,
+    0x61, 0x64, 0x20, 0x6f, 0x66, 0x3a, 0x20, 0x61, 0x72, 0x67, 0x20, 0x3d, 0x20, 0x7b, 0x20, 0x2e,
+    0x2e, 0x2e, 0x20, 0x7d, 0x0a, 0x0a, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x7b, 0x0a,
+    0x20, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f,
+    0x6e, 0x20, 0x28, 0x61, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e,
+    0x20, 0x7e, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46,
+    0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x20, 0x3d,
+    0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79, 0x2c,
+    0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20,
+    0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72, 0x20, 0x2d,
+    0x31, 0x29, 0x20, 0x26, 0x20, 0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x2d, 0x31, 0x29, 0x29, 0x20,
+    0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61,
+    0x6c, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x78, 0x20, 0x26, 0x20, 0x79, 0x20, 0x26, 0x20,
+    0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c,
+    0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20,
+    0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d,
+    0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69, 0x2c,
+    0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x72, 0x65, 0x73, 0x20,
+    0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x6f,
+    0x72, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c,
+    0x20, 0x79, 0x2c, 0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x78, 0x20, 0x6f,
+    0x72, 0x20, 0x30, 0x29, 0x20, 0x7c, 0x20, 0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x29,
+    0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63,
+    0x61, 0x6c, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x78, 0x20, 0x7c, 0x20, 0x79, 0x20, 0x7c,
+    0x20, 0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31,
+    0x2c, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29,
+    0x20, 0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20,
+    0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x7c, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69,
+    0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x72, 0x65, 0x73,
+    0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62,
+    0x78, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28,
+    0x78, 0x2c, 0x20, 0x79, 0x2c, 0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x78,
+    0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x20, 0x7e, 0x20, 0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x30,
+    0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c,
+    0x6f, 0x63, 0x61, 0x6c, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x78, 0x20, 0x7e, 0x20, 0x79,
+    0x20, 0x7e, 0x20, 0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69,
+    0x3d, 0x31, 0x2c, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e,
+    0x2e, 0x29, 0x20, 0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65,
+    0x73, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x7e, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74,
+    0x28, 0x69, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e,
+    0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x72,
+    0x65, 0x73, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20,
+    0x20, 0x62, 0x74, 0x65, 0x73, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f,
+    0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79, 0x2c, 0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74, 0x68,
+    0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20,
+    0x28, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72, 0x20, 0x2d, 0x31, 0x29, 0x20, 0x26, 0x20, 0x28, 0x79,
     0x20, 0x6f, 0x72, 0x20, 0x2d, 0x31, 0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d,
-    0x20, 0x78, 0x20, 0x26, 0x20, 0x79, 0x20, 0x26, 0x20, 0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28,
-    0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20,
-    0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65,
-    0x74, 0x75, 0x72, 0x6e, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20,
-    0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e,
-    0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79, 0x2c, 0x20, 0x7a, 0x2c, 0x20,
-    0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20,
-    0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74,
-    0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x20, 0x7c, 0x20,
-    0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x72, 0x65, 0x73, 0x20,
-    0x3d, 0x20, 0x78, 0x20, 0x7c, 0x20, 0x79, 0x20, 0x7c, 0x20, 0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74,
-    0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x7c,
-    0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72,
-    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20,
-    0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x78, 0x6f, 0x72, 0x20, 0x3d, 0x20, 0x66,
-    0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79, 0x2c, 0x20, 0x7a,
-    0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f,
-    0x74, 0x20, 0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72,
-    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x20,
-    0x7e, 0x20, 0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x30, 0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73,
-    0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x72, 0x65,
-    0x73, 0x20, 0x3d, 0x20, 0x78, 0x20, 0x7e, 0x20, 0x79, 0x20, 0x7e, 0x20, 0x7a, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c, 0x73, 0x65, 0x6c, 0x65,
-    0x63, 0x74, 0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x64, 0x6f, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x73,
-    0x20, 0x7e, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69, 0x2c, 0x2e, 0x2e, 0x2e, 0x29,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x30, 0x78,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64,
-    0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x74, 0x65, 0x73, 0x74, 0x20,
-    0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x78, 0x2c, 0x20, 0x79,
-    0x2c, 0x20, 0x7a, 0x2c, 0x20, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66,
-    0x20, 0x6e, 0x6f, 0x74, 0x20, 0x7a, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x28, 0x78, 0x20, 0x6f, 0x72,
-    0x20, 0x2d, 0x31, 0x29, 0x20, 0x26, 0x20, 0x28, 0x79, 0x20, 0x6f, 0x72, 0x20, 0x2d, 0x31, 0x29,
-    0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20,
-    0x7e, 0x3d, 0x20, 0x30, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20,
-    0x78, 0x20, 0x26, 0x20, 0x79, 0x20, 0x26, 0x20, 0x7a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x22,
-    0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x64, 0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26,
-    0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72,
-    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20, 0x7e, 0x3d, 0x20, 0x30, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c,
-    0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e,
-    0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75,
-    0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x29, 0x20, 0x3c, 0x3c, 0x20, 0x62, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20,
-    0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69,
-    0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65,
-    0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20, 0x3e, 0x3e, 0x20, 0x62, 0x29, 0x20, 0x26, 0x20, 0x30,
-    0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c,
-    0x0a, 0x20, 0x20, 0x61, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e,
-    0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20,
-    0x20, 0x61, 0x20, 0x3d, 0x20, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x62, 0x20, 0x3c, 0x3d, 0x20,
-    0x30, 0x20, 0x6f, 0x72, 0x20, 0x28, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x38, 0x30, 0x30, 0x30,
-    0x30, 0x30, 0x30, 0x30, 0x29, 0x20, 0x3d, 0x3d, 0x20, 0x30, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x61, 0x20,
-    0x3e, 0x3e, 0x20, 0x62, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20,
-    0x62, 0x29, 0x20, 0x7c, 0x20, 0x7e, 0x28, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46,
-    0x46, 0x20, 0x3e, 0x3e, 0x20, 0x62, 0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20,
-    0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x72, 0x6f, 0x74, 0x61, 0x74, 0x65, 0x20, 0x3d,
-    0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x20, 0x2c, 0x62, 0x29,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x20, 0x3d, 0x20, 0x62, 0x20, 0x26, 0x20, 0x33, 0x31, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x28,
-    0x61, 0x20, 0x3c, 0x3c, 0x20, 0x62, 0x29, 0x20, 0x7c, 0x20, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20,
-    0x28, 0x33, 0x32, 0x20, 0x2d, 0x20, 0x62, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65,
-    0x74, 0x75, 0x72, 0x6e, 0x20, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x72, 0x6f,
-    0x74, 0x61, 0x74, 0x65, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20,
-    0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x20, 0x3d, 0x20, 0x2d,
+    0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20, 0x7e, 0x3d, 0x20, 0x30, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x65, 0x6c, 0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c,
+    0x20, 0x72, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x78, 0x20, 0x26, 0x20, 0x79, 0x20, 0x26, 0x20, 0x7a,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x69, 0x3d, 0x31, 0x2c, 0x73,
+    0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x22, 0x23, 0x22, 0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x64,
+    0x6f, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x73, 0x20,
+    0x3d, 0x20, 0x72, 0x65, 0x73, 0x20, 0x26, 0x20, 0x73, 0x65, 0x6c, 0x65, 0x63, 0x74, 0x28, 0x69,
+    0x2c, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x72, 0x65,
+    0x73, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20,
+    0x7e, 0x3d, 0x20, 0x30, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65,
+    0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x66,
+    0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20, 0x26, 0x20,
+    0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20, 0x3c, 0x3c, 0x20, 0x62,
+    0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20,
+    0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d,
+    0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20,
+    0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x29, 0x20, 0x3e, 0x3e,
+    0x20, 0x62, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46,
+    0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x61, 0x72, 0x73, 0x68, 0x69, 0x66,
+    0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c,
+    0x20, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x61, 0x20, 0x26, 0x20,
+    0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69,
+    0x66, 0x20, 0x62, 0x20, 0x3c, 0x3d, 0x20, 0x30, 0x20, 0x6f, 0x72, 0x20, 0x28, 0x61, 0x20, 0x26,
+    0x20, 0x30, 0x78, 0x38, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x29, 0x20, 0x3d, 0x3d, 0x20,
+    0x30, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74,
+    0x75, 0x72, 0x6e, 0x20, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20, 0x62, 0x29, 0x20, 0x26, 0x20, 0x30,
+    0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6c,
+    0x73, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20,
+    0x28, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20, 0x62, 0x29, 0x20, 0x7c, 0x20, 0x7e, 0x28, 0x30, 0x78,
+    0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x20, 0x3e, 0x3e, 0x20, 0x62, 0x29, 0x29, 0x20,
+    0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x72,
+    0x6f, 0x74, 0x61, 0x74, 0x65, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e,
+    0x20, 0x28, 0x61, 0x20, 0x2c, 0x62, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x20, 0x3d, 0x20,
     0x62, 0x20, 0x26, 0x20, 0x33, 0x31, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x61,
     0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20,
     0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x28, 0x61, 0x20, 0x3c, 0x3c, 0x20, 0x62, 0x29, 0x20, 0x7c,
     0x20, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20, 0x28, 0x33, 0x32, 0x20, 0x2d, 0x20, 0x62, 0x29, 0x29,
     0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x61, 0x20, 0x26, 0x20,
     0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64,
-    0x2c, 0x0a, 0x20, 0x20, 0x65, 0x78, 0x74, 0x72, 0x61, 0x63, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75,
-    0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x66, 0x2c, 0x20, 0x77, 0x29,
-    0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x61, 0x20, 0x3e,
-    0x3e, 0x20, 0x66, 0x29, 0x20, 0x26, 0x20, 0x7e, 0x28, 0x2d, 0x31, 0x20, 0x3c, 0x3c, 0x20, 0x28,
-    0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a,
-    0x20, 0x20, 0x72, 0x65, 0x70, 0x6c, 0x61, 0x63, 0x65, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63,
-    0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x76, 0x2c, 0x20, 0x66, 0x2c, 0x20, 0x77,
-    0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x61, 0x73, 0x6b,
-    0x20, 0x3d, 0x20, 0x7e, 0x28, 0x2d, 0x31, 0x20, 0x3c, 0x3c, 0x20, 0x28, 0x77, 0x20, 0x6f, 0x72,
-    0x20, 0x31, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20,
-    0x28, 0x28, 0x61, 0x20, 0x26, 0x20, 0x7e, 0x28, 0x6d, 0x61, 0x73, 0x6b, 0x20, 0x3c, 0x3c, 0x20,
-    0x66, 0x29, 0x29, 0x20, 0x7c, 0x20, 0x28, 0x28, 0x76, 0x20, 0x26, 0x20, 0x6d, 0x61, 0x73, 0x6b,
-    0x29, 0x20, 0x3c, 0x3c, 0x20, 0x66, 0x29, 0x29, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46,
-    0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x7d, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5d, 0x5d, 0x20, 0x29, 0x0a, 0x0a, 0x65, 0x6c, 0x73,
-    0x65, 0x69, 0x66, 0x20, 0x62, 0x69, 0x74, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6c, 0x75, 0x61, 0x6a, 0x69, 0x74, 0x20, 0x28, 0x66, 0x6f, 0x72,
-    0x20, 0x6e, 0x6f, 0x77, 0x29, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x69, 0x74, 0x33, 0x32,
-    0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x20, 0x28, 0x20, 0x5b, 0x5b, 0x0a, 0x6c, 0x6f, 0x63,
-    0x61, 0x6c, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x2c, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x2c, 0x20, 0x72,
-    0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x20, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20,
-    0x62, 0x69, 0x74, 0x2e, 0x62, 0x61, 0x6e, 0x64, 0x2c, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x62, 0x6e,
-    0x6f, 0x74, 0x2c, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x20,
-    0x62, 0x69, 0x74, 0x2e, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x0a, 0x0a, 0x62, 0x69, 0x74, 0x33,
-    0x32, 0x20, 0x3d, 0x20, 0x7b, 0x0a, 0x20, 0x20, 0x61, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20,
-    0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x61, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x0a, 0x20,
-    0x20, 0x62, 0x61, 0x6e, 0x64, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x2c,
-    0x0a, 0x20, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x62, 0x6e, 0x6f,
-    0x74, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x6f, 0x72, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x62,
-    0x69, 0x74, 0x2e, 0x62, 0x6f, 0x72, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x78, 0x6f, 0x72, 0x20, 0x20,
-    0x20, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x62, 0x78, 0x6f, 0x72, 0x2c, 0x0a, 0x20, 0x20,
-    0x62, 0x74, 0x65, 0x73, 0x74, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69,
-    0x6f, 0x6e, 0x28, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75,
-    0x72, 0x6e, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x2e, 0x2e, 0x2e, 0x29, 0x20, 0x7e, 0x3d, 0x20,
-    0x30, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x65, 0x78, 0x74, 0x72, 0x61,
-    0x63, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28, 0x61, 0x2c,
-    0x66, 0x2c, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20,
-    0x62, 0x61, 0x6e, 0x64, 0x28, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x28, 0x61, 0x2c, 0x66, 0x29,
-    0x2c, 0x32, 0x5e, 0x28, 0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x2d, 0x31, 0x29, 0x0a, 0x20,
-    0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x72, 0x6f, 0x74, 0x61, 0x74, 0x65, 0x20,
-    0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x72, 0x6f, 0x6c, 0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x73, 0x68,
-    0x69, 0x66, 0x74, 0x20, 0x20, 0x3d, 0x20, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x0a, 0x20,
-    0x20, 0x72, 0x65, 0x70, 0x6c, 0x61, 0x63, 0x65, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74,
-    0x69, 0x6f, 0x6e, 0x28, 0x61, 0x2c, 0x76, 0x2c, 0x66, 0x2c, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20,
-    0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x61, 0x73, 0x6b, 0x20, 0x3d, 0x20, 0x32, 0x5e,
-    0x28, 0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x2d, 0x31, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72,
-    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x61, 0x2c, 0x62, 0x6e, 0x6f,
-    0x74, 0x28, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x28, 0x6d, 0x61, 0x73, 0x6b, 0x2c, 0x66, 0x29,
-    0x29, 0x29, 0x2b, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x28, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x76,
-    0x2c, 0x6d, 0x61, 0x73, 0x6b, 0x29, 0x2c, 0x66, 0x29, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c,
-    0x0a, 0x20, 0x20, 0x72, 0x72, 0x6f, 0x74, 0x61, 0x74, 0x65, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74,
-    0x2e, 0x72, 0x6f, 0x72, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x20,
-    0x3d, 0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x0a, 0x7d, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x5d, 0x5d, 0x20, 0x29, 0x0a, 0x0a, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x68, 0x6f, 0x70, 0x65, 0x20, 0x66, 0x6f, 0x72, 0x20,
-    0x74, 0x68, 0x65, 0x20, 0x62, 0x65, 0x73, 0x74, 0x20, 0x6f, 0x72, 0x20, 0x66, 0x61, 0x69, 0x6c,
-    0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x72, 0x65,
-    0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x22, 0x62, 0x69, 0x74, 0x33, 0x32, 0x22, 0x29, 0x0a, 0x0a,
-    0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20,
-    0x6e, 0x65, 0x65, 0x64, 0x65, 0x64, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x67, 0x65, 0x74, 0x74, 0x69,
-    0x6e, 0x67, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x22, 0x73, 0x6f, 0x63, 0x6b,
-    0x65, 0x74, 0x22, 0x29, 0x20, 0x72, 0x69, 0x67, 0x68, 0x74, 0x0a, 0x0a, 0x64, 0x6f, 0x0a, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64,
-    0x20, 0x3d, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x2e, 0x6c, 0x6f, 0x61, 0x64, 0x65,
-    0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f,
-    0x61, 0x64, 0x65, 0x64, 0x2e, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x20, 0x74, 0x68, 0x65, 0x6e,
-    0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x20, 0x3d,
-    0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x5b, 0x22, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2e,
-    0x63, 0x6f, 0x72, 0x65, 0x22, 0x5d, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69,
-    0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6d, 0x69, 0x6d,
-    0x65, 0x20, 0x20, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e,
-    0x6d, 0x69, 0x6d, 0x65, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x5b,
-    0x22, 0x6d, 0x69, 0x6d, 0x65, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x22, 0x5d, 0x20, 0x20, 0x20, 0x65,
-    0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c,
-    0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6c, 0x66, 0x73, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x6c,
-    0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6c, 0x66, 0x73, 0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x20,
-    0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x64, 0x6f, 0x0a, 0x0a, 0x20, 0x20,
-    0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6c, 0x66, 0x73, 0x61, 0x74, 0x74, 0x72, 0x69,
-    0x62, 0x75, 0x74, 0x65, 0x73, 0x20, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x2e,
-    0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c,
-    0x6f, 0x63, 0x61, 0x6c, 0x20, 0x73, 0x79, 0x6d, 0x6c, 0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74, 0x72,
-    0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x73, 0x79, 0x6d,
-    0x6c, 0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x0a, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x74, 0x68, 0x65, 0x73, 0x65, 0x20, 0x63, 0x61, 0x6e,
-    0x20, 0x6e, 0x6f, 0x77, 0x20, 0x62, 0x65, 0x20, 0x64, 0x6f, 0x6e, 0x65, 0x20, 0x75, 0x73, 0x69,
-    0x6e, 0x67, 0x20, 0x6c, 0x66, 0x73, 0x20, 0x28, 0x77, 0x61, 0x73, 0x20, 0x64, 0x65, 0x61, 0x64,
-    0x20, 0x73, 0x6c, 0x6f, 0x77, 0x20, 0x62, 0x65, 0x66, 0x6f, 0x72, 0x65, 0x29, 0x0a, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69, 0x73,
-    0x66, 0x69, 0x6c, 0x65, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69,
-    0x73, 0x66, 0x69, 0x6c, 0x65, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x20,
-    0x3d, 0x20, 0x6c, 0x66, 0x73, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x28,
-    0x6e, 0x61, 0x6d, 0x65, 0x2c, 0x22, 0x6d, 0x6f, 0x64, 0x65, 0x22, 0x29, 0x0a, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20,
-    0x6d, 0x20, 0x3d, 0x3d, 0x20, 0x22, 0x66, 0x69, 0x6c, 0x65, 0x22, 0x20, 0x6f, 0x72, 0x20, 0x6d,
-    0x20, 0x3d, 0x3d, 0x20, 0x22, 0x6c, 0x69, 0x6e, 0x6b, 0x22, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69,
-    0x73, 0x64, 0x69, 0x72, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69,
-    0x73, 0x64, 0x69, 0x72, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x20, 0x3d,
-    0x20, 0x6c, 0x66, 0x73, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x28, 0x6e,
-    0x61, 0x6d, 0x65, 0x2c, 0x22, 0x6d, 0x6f, 0x64, 0x65, 0x22, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x6d,
-    0x20, 0x3d, 0x3d, 0x20, 0x22, 0x64, 0x69, 0x72, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x79, 0x22, 0x0a,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x73, 0x68, 0x6f, 0x72,
-    0x74, 0x6e, 0x61, 0x6d, 0x65, 0x73, 0x20, 0x68, 0x61, 0x76, 0x65, 0x20, 0x61, 0x6c, 0x73, 0x6f,
-    0x20, 0x62, 0x65, 0x20, 0x73, 0x6f, 0x72, 0x74, 0x20, 0x6f, 0x66, 0x20, 0x64, 0x72, 0x6f, 0x70,
-    0x70, 0x65, 0x64, 0x20, 0x66, 0x72, 0x6f, 0x6d, 0x20, 0x6b, 0x70, 0x73, 0x65, 0x0a, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x73, 0x68,
-    0x6f, 0x72, 0x74, 0x6e, 0x61, 0x6d, 0x65, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6c, 0x66,
-    0x73, 0x2e, 0x73, 0x68, 0x6f, 0x72, 0x74, 0x6e, 0x61, 0x6d, 0x65, 0x28, 0x6e, 0x61, 0x6d, 0x65,
-    0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65,
-    0x74, 0x75, 0x72, 0x6e, 0x20, 0x6e, 0x61, 0x6d, 0x65, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20,
-    0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6e, 0x6f, 0x77, 0x20, 0x74, 0x68, 0x65, 0x72, 0x65, 0x20,
-    0x69, 0x73, 0x20, 0x61, 0x20, 0x74, 0x61, 0x72, 0x67, 0x65, 0x74, 0x20, 0x66, 0x69, 0x65, 0x6c,
-    0x64, 0x2c, 0x20, 0x73, 0x6f, 0x20, 0x2e, 0x2e, 0x2e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69,
-    0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x72, 0x65, 0x61, 0x64, 0x6c, 0x69,
-    0x6e, 0x6b, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
-    0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x72, 0x65, 0x61,
-    0x64, 0x6c, 0x69, 0x6e, 0x6b, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
-    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x73,
-    0x79, 0x6d, 0x6c, 0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73,
-    0x28, 0x6e, 0x61, 0x6d, 0x65, 0x2c, 0x22, 0x74, 0x61, 0x72, 0x67, 0x65, 0x74, 0x22, 0x29, 0x20,
-    0x6f, 0x72, 0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65,
-    0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a,
-    0x0a, 0x00
+    0x2c, 0x0a, 0x20, 0x20, 0x72, 0x72, 0x6f, 0x74, 0x61, 0x74, 0x65, 0x20, 0x3d, 0x20, 0x66, 0x75,
+    0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20, 0x62, 0x29, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x62, 0x20, 0x3d, 0x20, 0x2d, 0x62, 0x20, 0x26, 0x20, 0x33, 0x31, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46,
+    0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x61, 0x20, 0x3d, 0x20, 0x28, 0x61, 0x20,
+    0x3c, 0x3c, 0x20, 0x62, 0x29, 0x20, 0x7c, 0x20, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20, 0x28, 0x33,
+    0x32, 0x20, 0x2d, 0x20, 0x62, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75,
+    0x72, 0x6e, 0x20, 0x61, 0x20, 0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46,
+    0x46, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x65, 0x78, 0x74, 0x72, 0x61,
+    0x63, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61,
+    0x2c, 0x20, 0x66, 0x2c, 0x20, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75,
+    0x72, 0x6e, 0x20, 0x28, 0x61, 0x20, 0x3e, 0x3e, 0x20, 0x66, 0x29, 0x20, 0x26, 0x20, 0x7e, 0x28,
+    0x2d, 0x31, 0x20, 0x3c, 0x3c, 0x20, 0x28, 0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x29, 0x0a,
+    0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x65, 0x70, 0x6c, 0x61, 0x63, 0x65,
+    0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20, 0x28, 0x61, 0x2c, 0x20,
+    0x76, 0x2c, 0x20, 0x66, 0x2c, 0x20, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63,
+    0x61, 0x6c, 0x20, 0x6d, 0x61, 0x73, 0x6b, 0x20, 0x3d, 0x20, 0x7e, 0x28, 0x2d, 0x31, 0x20, 0x3c,
+    0x3c, 0x20, 0x28, 0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x28, 0x28, 0x61, 0x20, 0x26, 0x20, 0x7e, 0x28, 0x6d,
+    0x61, 0x73, 0x6b, 0x20, 0x3c, 0x3c, 0x20, 0x66, 0x29, 0x29, 0x20, 0x7c, 0x20, 0x28, 0x28, 0x76,
+    0x20, 0x26, 0x20, 0x6d, 0x61, 0x73, 0x6b, 0x29, 0x20, 0x3c, 0x3c, 0x20, 0x66, 0x29, 0x29, 0x20,
+    0x26, 0x20, 0x30, 0x78, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x46, 0x0a, 0x20, 0x20, 0x65,
+    0x6e, 0x64, 0x2c, 0x0a, 0x7d, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5d, 0x5d,
+    0x20, 0x29, 0x0a, 0x0a, 0x65, 0x6c, 0x73, 0x65, 0x69, 0x66, 0x20, 0x62, 0x69, 0x74, 0x20, 0x74,
+    0x68, 0x65, 0x6e, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6c, 0x75, 0x61, 0x6a,
+    0x69, 0x74, 0x20, 0x28, 0x66, 0x6f, 0x72, 0x20, 0x6e, 0x6f, 0x77, 0x29, 0x0a, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x20, 0x28,
+    0x20, 0x5b, 0x5b, 0x0a, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x2c, 0x20,
+    0x62, 0x6e, 0x6f, 0x74, 0x2c, 0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x20, 0x6c, 0x73,
+    0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x62, 0x61, 0x6e, 0x64, 0x2c,
+    0x20, 0x62, 0x69, 0x74, 0x2e, 0x62, 0x6e, 0x6f, 0x74, 0x2c, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x72,
+    0x73, 0x68, 0x69, 0x66, 0x74, 0x2c, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x6c, 0x73, 0x68, 0x69, 0x66,
+    0x74, 0x0a, 0x0a, 0x62, 0x69, 0x74, 0x33, 0x32, 0x20, 0x3d, 0x20, 0x7b, 0x0a, 0x20, 0x20, 0x61,
+    0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x61, 0x72, 0x73,
+    0x68, 0x69, 0x66, 0x74, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x20, 0x20, 0x20, 0x20,
+    0x3d, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x20, 0x20,
+    0x20, 0x20, 0x3d, 0x20, 0x62, 0x6e, 0x6f, 0x74, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x6f, 0x72, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x62, 0x6f, 0x72, 0x2c, 0x0a, 0x20,
+    0x20, 0x62, 0x78, 0x6f, 0x72, 0x20, 0x20, 0x20, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x62,
+    0x78, 0x6f, 0x72, 0x2c, 0x0a, 0x20, 0x20, 0x62, 0x74, 0x65, 0x73, 0x74, 0x20, 0x20, 0x20, 0x3d,
+    0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28, 0x2e, 0x2e, 0x2e, 0x29, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x2e,
+    0x2e, 0x2e, 0x29, 0x20, 0x7e, 0x3d, 0x20, 0x30, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a,
+    0x20, 0x20, 0x65, 0x78, 0x74, 0x72, 0x61, 0x63, 0x74, 0x20, 0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63,
+    0x74, 0x69, 0x6f, 0x6e, 0x28, 0x61, 0x2c, 0x66, 0x2c, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x72, 0x73, 0x68, 0x69,
+    0x66, 0x74, 0x28, 0x61, 0x2c, 0x66, 0x29, 0x2c, 0x32, 0x5e, 0x28, 0x77, 0x20, 0x6f, 0x72, 0x20,
+    0x31, 0x29, 0x2d, 0x31, 0x29, 0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x6c,
+    0x72, 0x6f, 0x74, 0x61, 0x74, 0x65, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x72, 0x6f, 0x6c,
+    0x2c, 0x0a, 0x20, 0x20, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x20, 0x3d, 0x20, 0x6c, 0x73,
+    0x68, 0x69, 0x66, 0x74, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x65, 0x70, 0x6c, 0x61, 0x63, 0x65, 0x20,
+    0x3d, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x28, 0x61, 0x2c, 0x76, 0x2c, 0x66,
+    0x2c, 0x77, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x61,
+    0x73, 0x6b, 0x20, 0x3d, 0x20, 0x32, 0x5e, 0x28, 0x77, 0x20, 0x6f, 0x72, 0x20, 0x31, 0x29, 0x2d,
+    0x31, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x62, 0x61, 0x6e,
+    0x64, 0x28, 0x61, 0x2c, 0x62, 0x6e, 0x6f, 0x74, 0x28, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74, 0x28,
+    0x6d, 0x61, 0x73, 0x6b, 0x2c, 0x66, 0x29, 0x29, 0x29, 0x2b, 0x6c, 0x73, 0x68, 0x69, 0x66, 0x74,
+    0x28, 0x62, 0x61, 0x6e, 0x64, 0x28, 0x76, 0x2c, 0x6d, 0x61, 0x73, 0x6b, 0x29, 0x2c, 0x66, 0x29,
+    0x0a, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x2c, 0x0a, 0x20, 0x20, 0x72, 0x72, 0x6f, 0x74, 0x61, 0x74,
+    0x65, 0x20, 0x3d, 0x20, 0x62, 0x69, 0x74, 0x2e, 0x72, 0x6f, 0x72, 0x2c, 0x0a, 0x20, 0x20, 0x72,
+    0x73, 0x68, 0x69, 0x66, 0x74, 0x20, 0x20, 0x3d, 0x20, 0x72, 0x73, 0x68, 0x69, 0x66, 0x74, 0x2c,
+    0x0a, 0x7d, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x5d, 0x5d, 0x20, 0x29, 0x0a,
+    0x0a, 0x65, 0x6c, 0x73, 0x65, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x68, 0x6f,
+    0x70, 0x65, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x74, 0x68, 0x65, 0x20, 0x62, 0x65, 0x73, 0x74, 0x20,
+    0x6f, 0x72, 0x20, 0x66, 0x61, 0x69, 0x6c, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x62, 0x69, 0x74,
+    0x33, 0x32, 0x20, 0x3d, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72, 0x65, 0x28, 0x22, 0x62, 0x69,
+    0x74, 0x33, 0x32, 0x22, 0x29, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x2d, 0x2d, 0x20, 0x74,
+    0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20, 0x6e, 0x65, 0x65, 0x64, 0x65, 0x64, 0x20, 0x66, 0x6f,
+    0x72, 0x20, 0x67, 0x65, 0x74, 0x74, 0x69, 0x6e, 0x67, 0x20, 0x72, 0x65, 0x71, 0x75, 0x69, 0x72,
+    0x65, 0x28, 0x22, 0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x22, 0x29, 0x20, 0x72, 0x69, 0x67, 0x68,
+    0x74, 0x0a, 0x0a, 0x64, 0x6f, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c,
+    0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x20, 0x3d, 0x20, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67,
+    0x65, 0x2e, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66,
+    0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x73, 0x6f, 0x63, 0x6b,
+    0x65, 0x74, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x73,
+    0x6f, 0x63, 0x6b, 0x65, 0x74, 0x20, 0x3d, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x5b, 0x22,
+    0x73, 0x6f, 0x63, 0x6b, 0x65, 0x74, 0x2e, 0x63, 0x6f, 0x72, 0x65, 0x22, 0x5d, 0x20, 0x65, 0x6e,
+    0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f, 0x61,
+    0x64, 0x65, 0x64, 0x2e, 0x6d, 0x69, 0x6d, 0x65, 0x20, 0x20, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x20,
+    0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6d, 0x69, 0x6d, 0x65, 0x20, 0x20, 0x20, 0x3d, 0x20,
+    0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x5b, 0x22, 0x6d, 0x69, 0x6d, 0x65, 0x2e, 0x63, 0x6f, 0x72,
+    0x65, 0x22, 0x5d, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69,
+    0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6c, 0x66, 0x73,
+    0x20, 0x74, 0x68, 0x65, 0x6e, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x65, 0x64, 0x2e, 0x6c, 0x66, 0x73,
+    0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a,
+    0x0a, 0x64, 0x6f, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6c,
+    0x66, 0x73, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65,
+    0x73, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f, 0x63, 0x61, 0x6c, 0x20, 0x73, 0x79, 0x6d, 0x6c,
+    0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74, 0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x20, 0x3d, 0x20,
+    0x6c, 0x66, 0x73, 0x2e, 0x73, 0x79, 0x6d, 0x6c, 0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74, 0x72, 0x69,
+    0x62, 0x75, 0x74, 0x65, 0x73, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x74, 0x68,
+    0x65, 0x73, 0x65, 0x20, 0x63, 0x61, 0x6e, 0x20, 0x6e, 0x6f, 0x77, 0x20, 0x62, 0x65, 0x20, 0x64,
+    0x6f, 0x6e, 0x65, 0x20, 0x75, 0x73, 0x69, 0x6e, 0x67, 0x20, 0x6c, 0x66, 0x73, 0x20, 0x28, 0x77,
+    0x61, 0x73, 0x20, 0x64, 0x65, 0x61, 0x64, 0x20, 0x73, 0x6c, 0x6f, 0x77, 0x20, 0x62, 0x65, 0x66,
+    0x6f, 0x72, 0x65, 0x29, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74,
+    0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69, 0x73, 0x66, 0x69, 0x6c, 0x65, 0x20, 0x74, 0x68, 0x65, 0x6e,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f,
+    0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69, 0x73, 0x66, 0x69, 0x6c, 0x65, 0x28, 0x6e, 0x61, 0x6d,
+    0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c,
+    0x6f, 0x63, 0x61, 0x6c, 0x20, 0x6d, 0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x61, 0x74, 0x74, 0x72,
+    0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x2c, 0x22, 0x6d, 0x6f, 0x64,
+    0x65, 0x22, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x6d, 0x20, 0x3d, 0x3d, 0x20, 0x22, 0x66, 0x69, 0x6c,
+    0x65, 0x22, 0x20, 0x6f, 0x72, 0x20, 0x6d, 0x20, 0x3d, 0x3d, 0x20, 0x22, 0x6c, 0x69, 0x6e, 0x6b,
+    0x22, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f,
+    0x74, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69, 0x73, 0x64, 0x69, 0x72, 0x20, 0x74, 0x68, 0x65, 0x6e,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f,
+    0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x69, 0x73, 0x64, 0x69, 0x72, 0x28, 0x6e, 0x61, 0x6d, 0x65,
+    0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x6c, 0x6f,
+    0x63, 0x61, 0x6c, 0x20, 0x6d, 0x20, 0x3d, 0x20, 0x6c, 0x66, 0x73, 0x61, 0x74, 0x74, 0x72, 0x69,
+    0x62, 0x75, 0x74, 0x65, 0x73, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x2c, 0x22, 0x6d, 0x6f, 0x64, 0x65,
+    0x22, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72,
+    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x6d, 0x20, 0x3d, 0x3d, 0x20, 0x22, 0x64, 0x69, 0x72, 0x65,
+    0x63, 0x74, 0x6f, 0x72, 0x79, 0x22, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65,
+    0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20,
+    0x2d, 0x2d, 0x20, 0x73, 0x68, 0x6f, 0x72, 0x74, 0x6e, 0x61, 0x6d, 0x65, 0x73, 0x20, 0x68, 0x61,
+    0x76, 0x65, 0x20, 0x61, 0x6c, 0x73, 0x6f, 0x20, 0x62, 0x65, 0x20, 0x73, 0x6f, 0x72, 0x74, 0x20,
+    0x6f, 0x66, 0x20, 0x64, 0x72, 0x6f, 0x70, 0x70, 0x65, 0x64, 0x20, 0x66, 0x72, 0x6f, 0x6d, 0x20,
+    0x6b, 0x70, 0x73, 0x65, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74,
+    0x20, 0x6c, 0x66, 0x73, 0x2e, 0x73, 0x68, 0x6f, 0x72, 0x74, 0x6e, 0x61, 0x6d, 0x65, 0x20, 0x74,
+    0x68, 0x65, 0x6e, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63,
+    0x74, 0x69, 0x6f, 0x6e, 0x20, 0x6c, 0x66, 0x73, 0x2e, 0x73, 0x68, 0x6f, 0x72, 0x74, 0x6e, 0x61,
+    0x6d, 0x65, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x6e, 0x61, 0x6d, 0x65,
+    0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20,
+    0x20, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x2d, 0x2d, 0x20, 0x6e, 0x6f, 0x77,
+    0x20, 0x74, 0x68, 0x65, 0x72, 0x65, 0x20, 0x69, 0x73, 0x20, 0x61, 0x20, 0x74, 0x61, 0x72, 0x67,
+    0x65, 0x74, 0x20, 0x66, 0x69, 0x65, 0x6c, 0x64, 0x2c, 0x20, 0x73, 0x6f, 0x20, 0x2e, 0x2e, 0x2e,
+    0x0a, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x69, 0x66, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x6c, 0x66, 0x73,
+    0x2e, 0x72, 0x65, 0x61, 0x64, 0x6c, 0x69, 0x6e, 0x6b, 0x20, 0x74, 0x68, 0x65, 0x6e, 0x0a, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x66, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x20,
+    0x6c, 0x66, 0x73, 0x2e, 0x72, 0x65, 0x61, 0x64, 0x6c, 0x69, 0x6e, 0x6b, 0x28, 0x6e, 0x61, 0x6d,
+    0x65, 0x29, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x72,
+    0x65, 0x74, 0x75, 0x72, 0x6e, 0x20, 0x73, 0x79, 0x6d, 0x6c, 0x69, 0x6e, 0x6b, 0x61, 0x74, 0x74,
+    0x72, 0x69, 0x62, 0x75, 0x74, 0x65, 0x73, 0x28, 0x6e, 0x61, 0x6d, 0x65, 0x2c, 0x22, 0x74, 0x61,
+    0x72, 0x67, 0x65, 0x74, 0x22, 0x29, 0x20, 0x6f, 0x72, 0x20, 0x6e, 0x69, 0x6c, 0x0a, 0x20, 0x20,
+    0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e, 0x64, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x65, 0x6e,
+    0x64, 0x0a, 0x0a, 0x65, 0x6e, 0x64, 0x0a, 0x0a, 0x00
   };
   return luaL_dostring(L, (const char*) luatex_core_lua);
 }
\ No newline at end of file
diff --git a/Build/source/texk/web2c/luatexdir/lua/luatex-core.lua b/Build/source/texk/web2c/luatexdir/lua/luatex-core.lua
index a0f46dd2ede..538d8f903ac 100644
--- a/Build/source/texk/web2c/luatexdir/lua/luatex-core.lua
+++ b/Build/source/texk/web2c/luatexdir/lua/luatex-core.lua
@@ -7,7 +7,7 @@
 --     copyright = 'LuaTeX Development Team',
 -- }
 
-LUATEXCOREVERSION = 1.112 -- we reflect the luatex version where changes happened
+LUATEXCOREVERSION = 1.120 -- we reflect the luatex version where changes happened
 
 -- This file overloads some Lua functions. The readline variants provide the same
 -- functionality as LuaTeX <= 1.04 and doing it this way permits us to keep the
@@ -194,12 +194,20 @@ end
 
 if saferoption == 1 or shellescape ~= 1 then
 
+    package.loadlib      = function() end
+    package.searchers[4] = nil
+    package.searchers[3] = nil
+
     ffi = require('ffi')
-    for k, v in next, ffi do
-        if k ~= 'gc' then
-            ffi[k] = nil
+
+    if ffi then
+        for k, v in next, ffi do
+            if k ~= 'gc' then
+                ffi[k] = nil
+            end
         end
     end
+
     ffi = nil
 
 end
diff --git a/Build/source/texk/web2c/luatexdir/luaharfbuzz/spec/buffer_spec.lua b/Build/source/texk/web2c/luatexdir/luaharfbuzz/spec/buffer_spec.lua
index d0a7757e3bf..503b902c9dc 100644
--- a/Build/source/texk/web2c/luatexdir/luaharfbuzz/spec/buffer_spec.lua
+++ b/Build/source/texk/web2c/luatexdir/luaharfbuzz/spec/buffer_spec.lua
@@ -5,6 +5,15 @@ describe("harfbuzz.Buffer", function()
     harfbuzz.Buffer.new()
   end)
 
+  it("can add a single codepoints with explicit cluster value", function()
+    local b = harfbuzz.Buffer.new()
+    b:add(0x06CC, 42)
+    local glyphs = b:get_glyphs()
+    assert.are_equal(#glyphs, 1)
+    assert.are_equal(glyphs[1].cluster, 42)
+    assert.are_equal(glyphs[1].codepoint, 0x06CC)
+  end)
+
   it("can add a UTF8 string", function()
     local b = harfbuzz.Buffer.new()
     local s = "Some String"
diff --git a/Build/source/texk/web2c/luatexdir/luaharfbuzz/src/luaharfbuzz/buffer.c b/Build/source/texk/web2c/luatexdir/luaharfbuzz/src/luaharfbuzz/buffer.c
index 4eb78ec7a9a..67921ba293a 100644
--- a/Build/source/texk/web2c/luatexdir/luaharfbuzz/src/luaharfbuzz/buffer.c
+++ b/Build/source/texk/web2c/luatexdir/luaharfbuzz/src/luaharfbuzz/buffer.c
@@ -138,6 +138,17 @@ static int buffer_set_replacement_codepoint(lua_State *L) {
   return 0;
 }
 
+static int buffer_add(lua_State *L) {
+  Buffer *b = (Buffer *)luaL_checkudata(L, 1, "harfbuzz.Buffer");
+
+  hb_codepoint_t c = (hb_codepoint_t) luaL_checkinteger(L, 2);
+  unsigned int cluster = luaL_checkinteger(L, 3);
+
+  hb_buffer_add(*b, c, cluster);
+
+  return 0;
+}
+
 static int buffer_add_codepoints(lua_State *L) {
   Buffer *b = (Buffer *)luaL_checkudata(L, 1, "harfbuzz.Buffer");
   unsigned int item_offset;
@@ -290,6 +301,7 @@ static int buffer_pre_allocate(lua_State *L) {
 
 static const struct luaL_Reg buffer_methods[] = {
   { "__gc", buffer_destroy },
+  { "add", buffer_add },
   { "add_utf8", buffer_add_utf8 },
   { "add_codepoints", buffer_add_codepoints },
   { "clear_contents", buffer_clear_contents },
diff --git a/Build/source/texk/web2c/luatexdir/luatex_svnversion.h b/Build/source/texk/web2c/luatexdir/luatex_svnversion.h
index 3ca997fced4..ec587b2cea7 100644
--- a/Build/source/texk/web2c/luatexdir/luatex_svnversion.h
+++ b/Build/source/texk/web2c/luatexdir/luatex_svnversion.h
@@ -1 +1 @@
-#define luatex_svn_revision 7289
+#define luatex_svn_revision 7304