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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int x[100];
  4. int dem =0;
  5. int n;
  6. bool chuaxet[100];
  7. void Init(){
  8.     cin >> n;
  9.     for(int i = 1; i <= n; i++){
  10.         chuaxet[i] = true;
  11.     }
  12. }
  13. void Result(){
  14.     for(int i = 1; i <= n;i++){
  15.         cout << x[i] <<  " ";
  16.     }
  17. }
  18. void Try(int i){
  19.     for(int j = 1; j <= n; j++){
  20.         if(chuaxet[j]){
  21.             x[i] = j;
  22.             chuaxet[j] = false;
  23.             if(i == n)Result();
  24.             else Try(i + 1);
  25.             chuaxet[j] = true;
  26.         }
  27.     }
  28. }
  29. int main(){
  30.     Init();
  31.     Try(1);
  32. }
Success #stdin #stdout 0s 5276KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/yFT6cY
language:
C++14 (gcc 8.3)
created:
7 days ago
visibility:
public

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