2 条题解

  • 3
    @ 2023-10-20 22:39:01
    #include <bits/stdc++.h>
    using namespace std;
    int a[9][9],cnt;
    void print()
    {
        printf("No. %d\n",cnt);
        for (int i=1;i<=8;i++)
        {
            for (int j=1;j<=8;j++)
                cout<<a[j][i]<<" ";
            cout<<endl;
        }
    }
    bool check(int x,int y)
    {
        for (int i=1;i<=8;i++)
            if (a[i][y]==1)
                return false;
        for (int i=1;i<=8;i++)
            for (int j=1;j<=8;j++)
                if (i-j==x-y&&a[i][j]==1)
                    return false;
        for (int i=1;i<=8;i++)
            for (int j=1;j<=8;j++)
                if (i+j==x+y&&a[i][j]==1)
                    return false;
        return true;
    }
    void dfs(int n)
    {
        if (n==9)
        {
            cnt++;
            print();
            return;
        }
        for (int i=1;i<=8;i++)
            if (check(n,i))
            {
                a[n][i]=1;
                dfs(n+1);
                a[n][i]=0;
            }
    }
    int main()
    {
        dfs(1);
        return 0;
    }
    
    • 0
      @ 2023-10-29 8:36:15

      嗨嗨嗨,AC代码它来啦!!!

      print(
      '''
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      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 1 0 0 
      0 0 0 0 0 0 0 1 
      1 0 0 0 0 0 0 0 
      0 0 0 0 1 0 0 0 
      No. 83
      0 0 0 0 1 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 1 0 0 0 0 
      0 0 0 0 0 1 0 0 
      0 0 0 0 0 0 0 1 
      0 0 1 0 0 0 0 0 
      1 0 0 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      No. 84
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 0 1 0 0 
      0 0 0 1 0 0 0 0 
      1 0 0 0 0 0 0 0 
      0 0 0 0 1 0 0 0 
      No. 85
      0 0 0 0 0 1 0 0 
      0 0 0 1 0 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 1 0 0 0 
      0 0 0 0 0 0 1 0 
      1 0 0 0 0 0 0 0 
      0 0 1 0 0 0 0 0 
      No. 86
      0 0 0 0 0 1 0 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 1 0 0 0 0 0 0 
      0 0 0 1 0 0 0 0 
      0 0 0 0 0 0 0 1 
      1 0 0 0 0 0 0 0 
      0 0 0 0 1 0 0 0 
      No. 87
      0 0 0 0 0 1 0 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 1 0 0 0 
      1 0 0 0 0 0 0 0 
      0 0 0 1 0 0 0 0 
      No. 88
      0 0 0 1 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 1 0 0 0 0 0 0 
      0 0 0 0 1 0 0 0 
      1 0 0 0 0 0 0 0 
      0 0 0 0 0 1 0 0 
      No. 89
      0 0 0 1 0 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 1 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 1 0 0 0 
      1 0 0 0 0 0 0 0 
      No. 90
      0 0 0 0 1 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 1 0 0 0 0 
      0 0 0 0 0 0 1 0 
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 0 1 0 0 
      1 0 0 0 0 0 0 0 
      No. 91
      0 0 1 0 0 0 0 0 
      0 0 0 0 1 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 0 1 0 0 
      0 0 0 1 0 0 0 0 
      0 0 0 0 0 0 1 0 
      1 0 0 0 0 0 0 0 
      No. 92
      0 0 1 0 0 0 0 0 
      0 0 0 0 0 1 0 0 
      0 0 0 1 0 0 0 0 
      0 1 0 0 0 0 0 0 
      0 0 0 0 0 0 0 1 
      0 0 0 0 1 0 0 0 
      0 0 0 0 0 0 1 0 
      1 0 0 0 0 0 0 0 
      
      ''')
      ``
      

      这是python的代码哦!!!不要选错语言啦!!!

      • 1

      信息

      ID
      443
      时间
      1000ms
      内存
      256MiB
      难度
      7
      标签
      递交数
      20
      已通过
      8
      上传者