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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int Tong(int n){
  4.     if(n == 0) return 0;
  5.     else return n + Tong(n-1);
  6. }
  7. int main(){
  8.     int n;
  9.     cin >> n;
  10.     cout << Tong(n);
  11. }
Success #stdin #stdout 0.01s 5280KB
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Standard input is empty
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536854528
https://ideone.com/RNxnsz
language:
C++14 (gcc 8.3)
created:
7 days ago
visibility:
public

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