/* A simple but fairly efficient C version of the Unix "wc" tool */#include <stdio.h>#include <ctype.h>main(){	register int c, cc = 0, wc = 0, lc = 0;	FILE *f = stdin;	while ((c = getc(f)) != EOF) {		++cc;		if (isgraph(c)) {			++wc;			do {				c = getc(f);				if (c == EOF)					goto done;				++cc;			} while (isgraph(c));		}		if (c == '\n')			++lc;	}done:	printf( "%8d%8d%8d\n", lc, wc, cc );}