word count.

#include <stdio.h>

#define IN 1 /*inside a word */

#define OUT 0 /*outside a word */

/*count lines, words, and characters in input */

main(){

int c, nl, nw,nc, state;

state = OUT;

nl = nw =nc = 0;

while ((c =getchar()) != EOF){

++nc;

if (c == ‘\n’)

++nl;

if (c == ‘ ‘ || c == ‘\n’ || c == ‘\t’)

state = OUT;

else if (state == OUT) {

state = IN;

++nw;

}

}

printf(“%d %d %d\n”, nl , nw, nc);

}