Submission #20572

#	Time	Username	Problem	Language	Result	Execution time	Memory
20572		김동현 (#35)	채점 시스템 (OJUZ11_judge)	C++14	0 / 100	46 ms	2020 KiB

judge

#include <bits/stdc++.h>

using namespace std;

long long d, r, m, n;

int main()
{
    scanf("%lld", &n);
    for(int i=1;i<=n;i++){
        scanf("%lld %lld", &r, &m);
        d = 1;
        while(d<=r) d*=10;
        for(int j=0;;j++,d*=10){
            if(d+r>m){
                printf("%d\n", j);
                break;
            }
        }
    }
    return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:9:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &n);
                      ^
judge.cpp:11:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld", &r, &m);
                                   ^

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