amoshyc · November 2, 2014 12:25
diff --git a/uva10055.c b/uva10055.c
 #include <stdio.h>
 #include <stdlib.h>

 long long abs_(long long a) {
    return ((a < 0) ? -a: a);
 }

 int main() {
    long long a, b;
    while (scanf("%lld %lld", &a, &b) != EOF) {
        printf("%lld\n", abs_(a-b));
    }
    return 0;
 }
	#include <stdio.h>
	#include <stdlib.h>

	long long abs_(long long a) {
	return ((a < 0) ? -a: a);
	}

	int main() {
	long long a, b;
	while (scanf("%lld %lld", &a, &b) != EOF) {
	printf("%lld\n", abs_(a-b));
	}
	return 0;
	}