Submission #20666

#	Time	Username	Problem	Language	Result	Execution time	Memory
20666		한국카레라이스 (#35)	채점 시스템 (OJUZ11_judge)	C++11	0 / 100	43 ms	1116 KiB

judge

#include <cstdio>
#include <algorithm>
#define ll long long
using namespace std;

int n;

int main(){
	int i, j, m;
	ll a, s, now;
	scanf("%d", &n);
	for(i = 0; i < n; i++){
		scanf("%lld %lld", &a, &s);
		m = 0; now = a;
		while(now) m++, now /= 10; now = 1;
		for(j = 0; j < m; j++) now *= 10; m = 0;
		while(a + now <= s) now *= 10, m++;
		printf("%d\n", m);
	}
	return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:11:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
judge.cpp:13:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld", &a, &s);
                             ^

• Subtask 1: 0 / 31
• Subtask 2: 0 / 47
• Subtask 3: 0 / 22