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  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. int recur (int n) {
  6.     if (n == 0) return 0;
  7.     if (n == 1) return 1;
  8.     return n + recur(n-1);
  9. }
  10.  
  11. int main () {
  12.     cout << recur(10) << endl;
  13. }
  14.  
Success #stdin #stdout 0s 15240KB
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Standard input is empty
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55
https://ideone.com/FCtKBw
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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