1 5dc21454 2023-07-14 jrmu #include <stdio.h>
 2 5dc21454 2023-07-14 jrmu 
 3 5dc21454 2023-07-14 jrmu #define IN	1 /* inside a word */
 4 5dc21454 2023-07-14 jrmu #define OUT	0 /* outside a word */
 5 5dc21454 2023-07-14 jrmu 
 6 5dc21454 2023-07-14 jrmu /* count lines, words, and characters in input */
 7 5dc21454 2023-07-14 jrmu main()
 8 5dc21454 2023-07-14 jrmu {
 9 5dc21454 2023-07-14 jrmu 	int c, nl, nw, nc, state;
10 5dc21454 2023-07-14 jrmu 
11 5dc21454 2023-07-14 jrmu 	state = OUT;
12 5dc21454 2023-07-14 jrmu 	nl = nw = nc = 0;
13 5dc21454 2023-07-14 jrmu 	while ((c = getchar()) != EOF) {
14 5dc21454 2023-07-14 jrmu 		++nc;
15 5dc21454 2023-07-14 jrmu 		if (c == '\n')
16 5dc21454 2023-07-14 jrmu 			++nl;
17 5dc21454 2023-07-14 jrmu 		if (c == ' ' || c == '\n' || c == '\t')
18 5dc21454 2023-07-14 jrmu 			state = OUT;
19 5dc21454 2023-07-14 jrmu 		else if (state == OUT) {
20 5dc21454 2023-07-14 jrmu 			state = IN;
21 5dc21454 2023-07-14 jrmu 			++nw;
22 5dc21454 2023-07-14 jrmu 		}
23 5dc21454 2023-07-14 jrmu 	}
24 5dc21454 2023-07-14 jrmu 	printf("%d %d %d\n", nl, nw, nc);
25 5dc21454 2023-07-14 jrmu }