QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#577737#7897. Largest DigitAurorawlm#AC ✓3ms3688kbC++14450b2024-09-20 14:27:132024-09-20 14:27:13

Judging History

你现在查看的是最新测评结果

  • [2024-09-20 14:27:13]
  • 评测
  • 测评结果：AC
  • 用时：3ms
  • 内存：3688kb
查看
  • [2024-09-20 14:27:13]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define int long long 
#define endl '\n'
void solve()
{
	int la,ra,lb,rb;
	cin>>la>>ra>>lb>>rb;	
	if(ra-la>=10||rb-lb>=10) puts("9");
	else{
		int MAX=0;
		for(int i=la;i<=ra;i++){
			for(int j=lb;j<=rb;j++){
				int x=i+j;
				while(x){
					MAX=max(MAX,x%10);
					x/=10;
				}
			}
		}
		cout<<MAX<<endl;
	}
}
signed main(){
	int t;
	cin>>t;
	while(t--)
	{
		solve();
	}
}
Source code, Language: C++14

这程序好像有点Bug，我给组数据试试？

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3588kb

input:

2
178 182 83 85
2 5 3 6

output:

7
9

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 3ms
memory: 3688kb

input:

1000
158260522 877914575 24979445 602436426
1 5 1101111 1101112
2 5 33333 33335
1 5 10111 10111
138996221 797829355 353195922 501899080
212 215 10302 10302
101100 101101 1 2
111 114 1101000 1101001
265804420 569328197 234828607 807497925
1110110 1110112 11100 11103
323 327 23 27
1 1 1 5
316412581 80...

output:

9
7
9
6
9
7
3
5
9
5
9
6
9
9
9
9
9
9
9
9
9
5
9
6
9
9
7
8
9
9
9
9
9
9
3
8
9
7
7
9
9
6
7
9
9
8
9
6
9
9
9
5
9
4
9
5
9
7
8
8
9
9
9
6
9
8
9
5
9
7
9
7
9
9
6
5
9
2
3
6
9
9
8
6
9
9
6
4
9
9
9
9
9
9
8
2
9
4
5
9
9
9
8
6
9
5
7
9
9
9
9
5
9
7
8
5
9
9
9
7
9
9
3
3
9
9
5
7
9
9
6
6
9
7
7
9
9
8
9
9
9
5
9
6
9
7
9
4
9
5
...

result:

ok 1000 lines

Extra Test:

score: 0
Extra Test Passed
English 繁體中文 简体中文

Server Time: 2024-11-30 15:29:40 | OpenSource Project