QOJ.ac

QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#510262	#9158. 分数	hypeskynick^#	0	691ms	3712kb	C++14	558b	2024-08-09 00:55:28	2024-08-09 00:55:29

Judging History

你现在查看的是最新测评结果

[2024-08-09 00:55:29]
评测

测评结果：0
用时：691ms
内存：3712kb

查看

[2024-08-09 00:55:28]
提交

answer

// Source: https://usaco.guide/general/io

#include <bits/stdc++.h>
using namespace std;
bool valid(int x, int y){
	if(x==2)return true;
	if(x/y>2)return valid(x-2*y,y);
	if(2*x/y<=1)return valid(y,x);
	return false;
}
int main() {
	//find all perfect fractions less than 1/2 and place them into
	// an array then propogate numerator and denominator to their limits

	int n,m,ans=0;
	cin >> n >> m;
	vector<pair<int,int>> perf;
	for (int i =1;i<=n;i++){
		for(int j=2;j<=m;j++){
			if(valid(i,j))ans++;
		}
	}
	cout << ans << "\n";
}

Source code, Language: C++14

Details

Tip: Click on the bar to expand more detailed information

Pretests

Pretest #1:

score: 0

Wrong Answer

time: 0ms

memory: 3616kb

input:

99 99

output:

result:

wrong answer 1st numbers differ - expected: '406', found: '171'

Pretest #2:

score: 0

Wrong Answer

time: 0ms

memory: 3644kb

input:

98 97

output:

result:

wrong answer 1st numbers differ - expected: '405', found: '168'

Pretest #3:

score: 0

Wrong Answer

time: 0ms

memory: 3688kb

input:

99 96

output:

result:

wrong answer 1st numbers differ - expected: '396', found: '167'

Pretest #4:

score: 0

Wrong Answer

time: 6ms

memory: 3712kb

input:

995 977

output:

result:

wrong answer 1st numbers differ - expected: '11153', found: '1712'

Pretest #5:

score: 0

Wrong Answer

time: 9ms

memory: 3696kb

input:

991 990

output:

result:

wrong answer 1st numbers differ - expected: '11220', found: '1731'

Pretest #6:

score: 0

Wrong Answer

time: 9ms

memory: 3580kb

input:

976 968

output:

result:

wrong answer 1st numbers differ - expected: '10900', found: '1694'

Pretest #7:

score: 0

Wrong Answer

time: 657ms

memory: 3644kb

input:

7602 7864

output:

result:

wrong answer 1st numbers differ - expected: '215706', found: '13695'

Pretest #8:

score: 0

Wrong Answer

time: 670ms

memory: 3636kb

input:

7959 7735

output:

result:

wrong answer 1st numbers differ - expected: '220256', found: '13590'

Pretest #9:

score: 0

Wrong Answer

time: 676ms

memory: 3584kb

input:

7878 7863

output:

result:

wrong answer 1st numbers differ - expected: '221162', found: '13762'

Pretest #10:

score: 0

Wrong Answer

time: 655ms

memory: 3572kb

input:

7788 7658

output:

result:

wrong answer 1st numbers differ - expected: '215323', found: '13432'

Pretest #11:

score: 0

Time Limit Exceeded

input:

95399 99767

output:

result:

Pretest #12:

score: 0

Time Limit Exceeded

input:

98051 99642

output:

result:

Pretest #13:

score: 0

Time Limit Exceeded

input:

95624 96007

output:

result:

Pretest #14:

score: 0

Time Limit Exceeded

input:

99208 98047

output:

result:

Pretest #15:

score: 0

Time Limit Exceeded

input:

997417 967722

output:

result:

Pretest #16:

score: 0

Time Limit Exceeded

input:

987807 956529

output:

result:

Pretest #17:

score: 0

Time Limit Exceeded

input:

971654 984345

output:

result:

Pretest #18:

score: 0

Time Limit Exceeded

input:

7892259 7983727

output:

result:

Pretest #19:

score: 0

Time Limit Exceeded

input:

7937869 29796968

output:

result:

Pretest #20:

score: 0

Time Limit Exceeded

input:

29717543 29510173

output:

result:

Final Tests

Test #1:

score: 0

Wrong Answer

time: 1ms

memory: 3616kb

input:

96 98

output:

result:

wrong answer 1st numbers differ - expected: '396', found: '169'

Test #2:

score: 0

Wrong Answer

time: 0ms

memory: 3576kb

input:

100 99

output:

result:

wrong answer 1st numbers differ - expected: '408', found: '171'

Test #3:

score: 0

Wrong Answer

time: 0ms

memory: 3548kb

input:

99 99

output:

result:

wrong answer 1st numbers differ - expected: '406', found: '171'

Test #4:

score: 0

Wrong Answer

time: 6ms

memory: 3692kb

input:

963 951

output:

result:

wrong answer 1st numbers differ - expected: '10634', found: '1665'

Test #5:

score: 0

Wrong Answer

time: 9ms

memory: 3640kb

input:

958 974

output:

result:

wrong answer 1st numbers differ - expected: '10795', found: '1699'

Test #6:

score: 0

Wrong Answer

time: 9ms

memory: 3704kb

input:

966 990

output:

result:

wrong answer 1st numbers differ - expected: '11003', found: '1725'

Test #7:

score: 0

Wrong Answer

time: 691ms

memory: 3640kb

input:

7958 7947

output:

result:

wrong answer 1st numbers differ - expected: '224482', found: '13908'

Test #8:

score: 0

Wrong Answer

time: 643ms

memory: 3576kb

input:

7623 7730

output:

result:

wrong answer 1st numbers differ - expected: '213444', found: '13499'

Test #9:

score: 0

Wrong Answer

time: 663ms

memory: 3696kb

input:

7845 7783

output:

result:

wrong answer 1st numbers differ - expected: '218916', found: '13633'

Test #10:

score: 0

Wrong Answer

time: 663ms

memory: 3628kb

input:

7881 7773

output:

result:

wrong answer 1st numbers differ - expected: '219451', found: '13627'

Test #11:

score: 0

Time Limit Exceeded

input:

99414 98698

output:

result:

Test #12:

score: 0

Time Limit Exceeded

input:

98249 96148

output:

result:

Test #13:

score: 0

Time Limit Exceeded

input:

99003 96832

output:

result:

Test #14:

score: 0

Time Limit Exceeded

input:

98266 96030

output:

result:

Test #15:

score: 0

Time Limit Exceeded

input:

968207 958885

output:

result:

Test #16:

score: 0

Time Limit Exceeded

input:

959846 998397

output:

result:

Test #17:

score: 0

Time Limit Exceeded

input:

965821 972280

output:

result:

Test #18:

score: 0

Time Limit Exceeded

input:

7855098 7962479

output:

result:

Test #19:

score: 0

Time Limit Exceeded

input:

7841076 29648718

output:

result:

Test #20:

score: 0

Time Limit Exceeded

input:

29365129 29012208