37 lines
530 B
C
37 lines
530 B
C
/* $NetBSD: pages.c,v 1.2 1998/01/09 08:05:09 perry Exp $ */
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#include <stdio.h>
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#define T_INIT 0100
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#define T_STOP 0111
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long charin; /* number of input character */
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main(argc, argv)
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char **argv;
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{
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int npages = 0;
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register int c;
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while((c=getchar()) != EOF) {
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charin++;
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c &= 0377;
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if(c != T_INIT)
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continue;
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else {
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c=getchar();
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c &= 0377;
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if(c == T_STOP) {
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npages++;
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charin++;
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}
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}
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}
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if(charin<5) {
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fprintf(stderr, "%s: no input\n", argv[0]);
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exit(1);
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}
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printf("%d\n", npages);
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}
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