/*
 * simple example of conditional execution.
 */
#include <stdio.h>

int main(void) {

	int x, y;

	printf("enter two integers\n");
	if (scanf("%d %d", &x, &y) == 2) {
		if ((x > 0) && (y > 0)) {
			printf("both positive\n");
		}
		printf("x, y %d %d\n", x, y);
		return 0;
	} 
	else {
		printf("not numbers\n");
		return 1;
	}
}