QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#421613#6534. Peg Solitairesuyue7AC ✓1ms3732kbC++201.4kb2024-05-25 22:22:322024-05-25 22:22:33

Judging History

你现在查看的是最新测评结果

  • [2024-05-25 22:22:33]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:3732kb
  • [2024-05-25 22:22:32]
  • 提交

answer

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

int n,m,k,res;
bool vis[8][8];

void dfs(int k)
{
	res=min(res,k);
	for (int i=1;i<=n;i++)
	{
		for (int j=1;j<=m;j++)
		{
			if (vis[i][j])  //该位置没有棋子 
			{
				if (j>=3&&vis[i][j-1]&&!vis[i][j-2])  //往左跳
				{
					vis[i][j-1]=vis[i][j]=false;
					vis[i][j-2]=true;
					dfs(k-1);
					
					vis[i][j-1]=vis[i][j]=true;
					vis[i][j-2]=false;
				}
				if (j<=m-2&&vis[i][j+1]&&!vis[i][j+2])//往右跳
				{
					vis[i][j+1]=vis[i][j]=false;
					vis[i][j+2]=true;
					dfs(k-1);
					
					vis[i][j+1]=vis[i][j]=true;
					vis[i][j+2]=false;
				}
				if (i>=3&&vis[i-1][j]&&!vis[i-2][j])//往上跳
				{
					vis[i-1][j]=vis[i][j]=false;
					vis[i-2][j]=true;
					dfs(k-1);
					
					vis[i-1][j]=vis[i][j]=true;
					vis[i-2][j]=false;
				}
				if (i<=n-2&&vis[i+1][j]&&!vis[i+2][j])//往下跳
				{
					vis[i+1][j]=vis[i][j]=false;
					vis[i+2][j]=true;
					dfs(k-1);
					
					vis[i+1][j]=vis[i][j]=true;
					vis[i+2][j]=false;
				}
			}
		}
	}
}
int main()
{
	int T;
	cin>>T;
	while (T--)
	{
		cin>>n>>m>>k;
		//vector<vector<bool>> visit(n, vector<bool>(m, false));
		memset(vis,false,sizeof(vis));
		res=k;
		for (int i=1;i<=k;i++)
		{
        	int x,y;
			cin>>x>>y;
			vis[x][y]=true;  //有棋子
		}
		//dfs(k,visit);
		dfs(k);
		cout<<res<<endl;
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3656kb

input:

3
3 4 5
2 2
1 2
1 4
3 4
1 1
1 3 3
1 1
1 2
1 3
2 1 1
2 1

output:

2
3
1

result:

ok 3 number(s): "2 3 1"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3644kb

input:

20
2 1 2
1 1
2 1
5 1 3
3 1
2 1
4 1
3 3 6
1 2
2 2
1 1
2 3
3 1
3 2
4 4 4
2 3
3 1
3 2
1 2
1 1 1
1 1
5 2 6
3 2
4 1
2 1
5 2
2 2
5 1
1 3 1
1 2
1 5 1
1 5
4 6 5
4 6
4 4
2 3
4 3
1 6
6 6 3
2 4
1 3
2 1
2 2 2
2 1
1 1
5 3 4
2 2
5 1
4 3
3 2
6 5 6
5 5
6 5
2 4
2 1
3 4
1 4
2 6 5
1 6
2 1
1 4
2 3
1 3
3 5 6
2 1
3 3
1 5...

output:

2
2
3
1
1
2
1
1
3
3
2
1
3
3
2
1
3
1
2
2

result:

ok 20 numbers

Test #3:

score: 0
Accepted
time: 1ms
memory: 3720kb

input:

20
2 1 1
2 1
4 3 2
4 3
1 1
6 4 6
4 3
5 4
4 2
3 2
3 4
2 3
3 6 4
3 1
2 6
2 4
3 5
6 6 6
3 3
3 6
4 2
3 2
4 1
1 4
3 3 1
1 1
2 3 2
2 2
2 1
3 2 2
1 2
2 2
3 4 5
2 1
3 4
3 1
2 2
3 2
2 5 5
1 5
2 3
2 5
1 4
2 2
5 6 6
5 1
2 2
1 4
5 3
4 4
1 1
2 3 4
1 1
1 2
2 2
2 1
2 3 4
1 1
2 1
1 2
2 2
6 3 6
4 2
4 1
1 3
6 2
3 3
2...

output:

1
2
2
4
4
1
1
1
2
2
6
2
2
3
4
1
1
1
3
2

result:

ok 20 numbers

Test #4:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

20
1 5 3
1 2
1 3
1 1
5 6 6
5 4
2 4
4 4
4 6
2 5
3 3
5 2 4
4 1
3 1
4 2
5 2
6 3 6
3 1
5 2
3 2
4 1
4 3
3 3
5 3 5
5 2
2 2
3 1
4 3
3 2
6 1 4
3 1
5 1
1 1
4 1
3 5 6
1 1
2 1
3 4
1 5
2 2
3 3
2 5 2
2 5
2 1
5 4 6
1 3
4 3
2 2
1 2
3 3
2 3
2 3 3
2 3
1 1
1 3
1 1 1
1 1
1 1 1
1 1
1 1 1
1 1
6 4 5
2 1
6 2
3 2
1 2
4 2
5...

output:

2
1
2
2
1
2
3
2
2
3
1
1
1
3
2
2
2
3
2
1

result:

ok 20 numbers

Test #5:

score: 0
Accepted
time: 1ms
memory: 3732kb

input:

20
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5 2
6 6 6
2 4
3 4
3 3
4 3
4 2
5...

output:

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

result:

ok 20 numbers