#include <stdio.h>

#define IN  1
#define OUT 0

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("lines = %d, words = %d, characters = %d\n", nl, nw, nc);
}
