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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#341959#313. Equation Mod 2Kevin5307#WA 2ms3700kbC++20668b2024-02-29 23:32:332024-02-29 23:32:33

Judging History

你现在查看的是最新测评结果

  • [2024-02-29 23:32:33]
  • 评测
  • 测评结果:WA
  • 用时:2ms
  • 内存:3700kb
  • [2024-02-29 23:32:33]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
bitset<5005> bs[5005];
int ans[5005];
int main()
{
	int n,m;
	cin>>n>>m;
	for(int i=1;i<=m;i++)
		for(int j=1;j<=n+1;j++)
		{
			int x;
			cin>>x;
			bs[i][j]=x;
		}
	int p=1;
	for(int i=1;i<=n&&p<=m;i++)
	{
		if(!bs[p][i])
			for(int j=p+1;j<=m;j++)
				if(bs[j][i])
				{
					swap(bs[p],bs[j]);
					break;
				}
		if(bs[p][i])
		{
			for(int j=1;j<=n;j++)
				if(j!=p&&bs[j][i])
					bs[j]^=bs[p];
			p++;
		}
	}
	for(int i=1;i<=m;i++)
		for(int j=1;j<=n;j++)
			if(bs[i][j])
			{
				ans[j]=bs[i][n+1];
				break;
			}
	for(int i=1;i<=n;i++)
		cout<<ans[i]<<" ";
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3656kb

input:

100 95
0 0 0 1 1 0 1 1 1 0 0 1 0 1 1 0 0 1 1 0 1 0 1 0 0 0 1 1 0 1 1 1 0 1 0 1 0 0 0 0 1 0 0 0 1 1 0 1 1 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 1 1 1 1 0 0 0 0 1 1 0 1 1 1 0 0 0 0 1 0 1 1 1 1 1 0 0 1 0 1 1 0 1 0 1
0 0 0 1 0 0 1 1 0 0 0 0 1 0 0 1 1 0 1 0 0 0 0 0 0 0 1 1 1 1 0 1 0 1 1 0 0 0 1 1 0 0 1 1 0 1...

output:

0 1 0 1 1 0 0 0 0 1 0 1 1 1 0 0 0 1 0 1 1 0 1 1 0 0 1 1 0 1 0 0 0 1 0 0 0 0 1 1 0 1 1 1 1 1 1 0 0 0 0 1 0 0 0 1 1 0 0 0 1 1 0 0 1 1 0 1 0 0 0 1 1 1 0 0 0 1 0 1 0 0 0 0 0 1 0 1 0 0 1 1 0 0 0 0 0 0 0 0 

result:

ok good solution

Test #2:

score: 0
Accepted
time: 0ms
memory: 3540kb

input:

100 4
0 1 0 0 1 1 0 0 1 0 1 1 1 0 0 1 1 0 0 0 1 1 0 0 1 0 1 0 1 0 1 1 1 1 1 0 1 1 1 1 1 1 1 0 1 0 1 0 1 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 1 1 0 1 1 1 0 1 1 0 0 0 1 0 0 0 0 0 1 1 1 0 1 1 0 0 0 1 1 1 0 1 0 0 0 0
0 1 0 0 0 1 0 1 1 0 0 1 0 1 1 1 0 0 0 0 1 1 0 1 0 1 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 ...

output:

1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 

result:

ok good solution

Test #3:

score: 0
Accepted
time: 1ms
memory: 3612kb

input:

100 34
0 0 0 1 0 1 0 1 1 0 0 0 1 1 1 0 0 1 1 0 0 1 0 0 0 1 1 1 0 1 0 1 0 1 1 0 1 0 0 0 1 1 1 1 1 1 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 1 0 1 0 0 1 0 1 1 0 1 1 0 1 0 0 1 1 1 0 1 1 1 1 0 0 1 0 0 1 1 0 0 1 0 0
1 0 0 0 1 0 1 1 1 0 1 0 0 1 0 0 1 1 0 1 0 1 0 0 1 0 0 0 1 1 0 1 0 1 0 0 0 0 1 0 0 0 1 0 0 0...

output:

0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 1 1 0 0 1 1 0 0 1 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 

result:

ok good solution

Test #4:

score: -100
Wrong Answer
time: 2ms
memory: 3700kb

input:

100 183
0 0 0 1 0 0 1 0 1 0 0 1 1 0 0 1 0 1 1 1 0 1 1 1 1 0 1 1 1 0 1 1 0 1 0 1 0 0 1 0 0 0 0 0 1 0 1 0 1 1 0 0 1 1 0 1 0 1 0 1 1 1 0 0 1 1 1 1 1 1 0 1 1 0 1 0 0 1 1 1 0 0 0 0 1 0 1 0 0 0 1 0 1 0 1 1 0 1 0 1 0
1 0 1 1 1 1 0 1 0 0 0 1 0 0 0 1 0 1 1 1 0 1 0 1 0 0 0 1 0 0 0 1 0 1 1 0 1 0 0 0 1 1 0 0 0 ...

output:

1 1 1 1 1 1 1 1 0 0 0 0 1 0 1 1 0 1 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 1 1 0 0 0 0 0 0 0 0 

result:

wrong answer incorrect solution