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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. string mingleStrings(string s1, string s2, int index) {
  5.     if (index >= s1.length()) {
  6.         return "";
  7.     } else {
  8.         string mingled = "";
  9.         mingled += s1[index];
  10.         mingled += s2[index];
  11.         mingled += mingleStrings(s1,s2,++index);
  12.         return mingled;
  13.  }
  14.  
  15. }
  16.  
  17. int main() {
  18. 	cout << mingleStrings("cat", "dog", 0) << endl;
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 3416KB
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cdaotg
https://ideone.com/QquYLr
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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