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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. using ll=long long;
  4.  
  5. ll n,cot[15],c1[200],c2[200],kq[15];
  6.  
  7. void xuat()
  8. {
  9.     for(int hang=1; hang<=n; hang++)
  10.         cout<<kq[hang]<<' ';
  11.     cout<<endl;
  12. }
  13. void xephau(int hang)
  14. {
  15.     if(hang==n+1)
  16.     {
  17.         xuat();
  18.         return;
  19.     }
  20.     for(int i=1; i<=n; i++)
  21.     {
  22.         if(!cot[i] && !c1[i+hang])
  23.         {
  24.             if(i>=hang)
  25.             {
  26.                 if(!c2[i-hang])
  27.                 {
  28.                     cot[i]=c1[i+hang]=c2[i-hang]=1;
  29.                     kq[hang]=i;
  30.                     xephau(hang+1);
  31.                     cot[i]=c1[i+hang]=c2[i-hang]=0;
  32.                 }
  33.             }
  34.             else if(!c2[abs(i-hang)+n])
  35.             {
  36.                 cot[i]=c1[i+hang]=c2[abs(i-hang)+n]=1;
  37.                 kq[hang]=i;
  38.                 xephau(hang+1);
  39.                 cot[i]=c1[i+hang]=c2[abs(i-hang)+n]=0;
  40.             }
  41.         }
  42.     }
  43. }
  44. int main()
  45. {
  46.     ios_base::sync_with_stdio(0);
  47.     cin.tie(0);cout.tie(0);
  48.     freopen("queen.inp","r",stdin);
  49.     freopen("queen.out","w",stdout);
  50.     cin>>n;
  51.     xephau(1);
  52. }
  53.  
Success #stdin #stdout 0.01s 5272KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/JnR5mV
XẾP HẬU 2
language:
C++14 (gcc 8.3)
created:
12 hours ago
visibility:
public

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