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ussefshahid

Parfait - C++

Dec 12th, 2015
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C++ 0.33 KB | None | 0 0
  1. #include <iostream>
  2. #define ll long long int
  3.  
  4. using namespace std;
  5.  
  6. bool parfait(int n){
  7.     int s=0;
  8.     for(int i=1;i<n;i++) if(n%i==0) s+=i;
  9.     if(n==s) return true;
  10.     return false;
  11. }
  12.  
  13. int main(){
  14.    
  15.     int n;
  16.     cin >> n;
  17.     if(parfait(n)) cout << n << " est parfait";
  18.     else cout << n << " n'est pas parfait";
  19.    
  20.     return 0;
  21. }
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