QOJ.ac

QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#108274	#6376. LaLa and Lamp	zhanghaojie	WA	2ms	3736kb	C++14	551b	2023-05-24 10:33:52	2023-05-24 10:33:55

Judging History

你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2023-05-24 10:33:55]
评测

测评结果：WA
用时：2ms
内存：3736kb

查看

[2023-05-24 10:33:52]
提交

answer

#include<bits/stdc++.h>
using namespace std;

const int N = 2010;

char str[N][N];
int n,dx[6]={0,0,1,2,2,1},dy[6]={0,1,2,2,1,0};

int main()
{
	cin>>n;
	bool ans=1;
	for(int i=1;i<=n;i++)
	scanf("%s",str[i]+1);
	
	for(int i=1;i<=n;i++)
	for(int j=1;j<=i;j++)
	{
		bool suc=0;
		for(int k=0;k<6;k++)
		{
			int x=i+dx[k],y=j+dy[k];
			if(x>n||y>n||y>i)
			{
				suc=0;
				break;
			}
			if(str[x][y]=='1') suc^=1;
		}
		if(suc)
		{
			ans=0;
			break;
		}
	}
	if(ans) puts("Yes");
	else puts("No");
	return 0;
}

源文件, 语言: C++14

详细

Test #1:

score: 100

Accepted

time: 2ms

memory: 3556kb

input:

output:

Yes

result:

ok answer is YES

Test #2:

score: 0

Accepted

time: 2ms

memory: 3736kb

input:

2
0
11

output:

Yes

result:

ok answer is YES

Test #3:

score: 0

Accepted

time: 2ms

memory: 3520kb

input:

output:

Yes

result:

ok answer is YES

Test #4:

score: -100

Wrong Answer

time: 2ms

memory: 3448kb

input:

output:

Yes

result:

wrong answer expected NO, found YES