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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     unsigned int a ,m ,n = 0, flag = true;
  6.     cin>>a>>m;
  7.     while (flag){
  8.         if (m-2*a == 0) {
  9.             n++; 
  10.             flag = false;
  11.         }
  12.         else if (m -= a != 0) {
  13.             m -= a-1;
  14.             a++;
  15.             n++;
  16.         }
  17.     }
  18.     cout<<n;
  19.     return 0;
  20. }
Success #stdin #stdout 0s 15232KB
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https://ideone.com/j4oNze
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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