oj.uz

Submission #20370

# Submission time Handle Problem Language Result Execution time Memory
20370 2017-02-07T09:35:34 Z 채점 시스템 (OJUZ11_judge) C++
31 / 100
 45 ms 512 KB 
#include <cstdio>
#include <algorithm>
using namespace std;
typedef long long ll;

int N;
int main(){
	scanf("%d",&N);
	ll a,b;
	for(int i=0;i<N;i++){
		scanf("%lld %lld",&a,&b);
		
		int sum=1;
		for(int j=1;j<10;j++){
			sum*=10;
			if(sum+a>b){
				if(sum/10<=a)puts("0");
				else printf("%d\n",j-1);
				break;
			}
		}
	}

	return 0;
}

Compilation message

judge.cpp: In function 'int main()':
judge.cpp:8:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&N);
                ^
judge.cpp:11:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld",&a,&b);
                           ^

Subtask #1
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 368 KB Output is correct

Subtask #2
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 368 KB Output is correct
2 Incorrect 38 ms 396 KB Output isn't correct
3 Incorrect 45 ms 464 KB Output isn't correct
4 Incorrect 31 ms 464 KB Output isn't correct
5 Incorrect 30 ms 464 KB Output isn't correct
6 Incorrect 41 ms 464 KB Output isn't correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 368 KB Output is correct
2 Incorrect 38 ms 396 KB Output isn't correct
3 Incorrect 45 ms 464 KB Output isn't correct
4 Incorrect 31 ms 464 KB Output isn't correct
5 Incorrect 30 ms 464 KB Output isn't correct
6 Incorrect 41 ms 464 KB Output isn't correct
7 Incorrect 38 ms 512 KB Output isn't correct
8 Incorrect 35 ms 512 KB Output isn't correct
9 Incorrect 35 ms 512 KB Output isn't correct
10 Incorrect 36 ms 512 KB Output isn't correct
11 Incorrect 23 ms 512 KB Output isn't correct