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  1. #include <iostream>
  2. using namespace std;
  3. #include <bits/stdc++.h>
  4.  
  5. bool childporn(int n)
  6. {
  7.     float temp = sqrt(n);
  8.     if(ceil(temp) != floor(temp))
  9.         return false;
  10.     return true;
  11. }
  12.  
  13. long long sum_all_square(int n)
  14. {
  15.     long long ans;
  16.     for(int i = 1; i <= n; i++)
  17.     {
  18.         if(n % i == 0)
  19.             if(childporn(i))
  20.                 ans += i;
  21.     }
  22.     return ans;
  23. }
  24.  
  25. int main()
  26. {
  27.     int n;
  28.     cin >> n;
  29.     cout << sum_all_square(n);
  30. }
  31.  
  32.  
Success #stdin #stdout 0.01s 5276KB
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https://ideone.com/miqgAb
language:
C++14 (gcc 8.3)
created:
10 days ago
visibility:
public

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