QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#421613 | #6534. Peg Solitaire | suyue7 | AC ✓ | 1ms | 3732kb | C++20 | 1.4kb | 2024-05-25 22:22:32 | 2024-05-25 22:22:33 |
Judging History
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