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+\input cap_c
+\magnification 1440
+
+
+\BeginC
+// this is a short demo program
+/* both kinds of comment are recognised */
+
+// some compiler directives
+#pragma hdrfile "hello.sym"
+#include <stdio.h>
+#include <sys/stat.h>
+#pragma hdrstop
+
+void hello(int n)
+{
+ // obviously, keywords inside comments or
+ // texts are not emphasized:
+ // void return switch for double
+ for (; n>0; n--)
+ printf("Hello, void world!\n");
+ /* ^ isn't that beautiful? */
+}
+
+float silly_funct()
+{
+ #define max(a,b) ((a)>(b))?(a):(b)
+ printf("%7.4lf\n", max(3.14, 012));
+}
+
+// words not recognised as keywords are considered
+// to be identifiers and are typeset in italic
+void main()
+{
+ int n;
+ hello(0x1C);
+ silly_funct();
+}
+\EndC
+
+
+\bye