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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int n; 
  5. string s; 
  6.  
  7. void go(int n, string cur = "" ) {
  8.     if (!n) {
  9.         cout << cur << "\n";
  10.         return; 
  11.     } 
  12.     for (auto c: s) 
  13.         go(n - 1, cur + c);
  14. }
  15.  
  16. int main() {
  17.     cin >> s >> n;
  18.     go(n);
  19. }
Success #stdin #stdout 0s 4176KB
comments (?)
stdin
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+6A
2
stdout
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++
+6
+A
6+
66
6A
A+
A6
AA
https://ideone.com/uLmlGM
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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