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  1. #include <iostream>
  2. #include <algorithm>
  3.  
  4. using namespace std;
  5.  
  6. int main(){
  7.     int n, a = 0;
  8.     cin >> n;
  9.     int i = 1;
  10.     while(1){
  11.         if(i * i > n){
  12.             n = n - (i - 1)*(i - 1);
  13.             i = 0;
  14.             a += 1;
  15.         }
  16.         if(n == 0)
  17.             break;
  18.         i += 1;
  19.     }
  20.     cout << a;
  21. }
Success #stdin #stdout 0s 4552KB
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https://ideone.com/2bWcx0
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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