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  1. #include<iostream>
  2.  
  3. int cal(int n) {
  4.     for(int i = 2; i * i <= n; ++i) {
  5.         if(n % i == 0) return n / i;
  6.     }
  7.     return 1;
  8. }
  9.  
  10. int main() {
  11.     freopen("CHIAKEO.INP", "r", stdin);
  12.     freopen("CHIAKEO.OUT", "w", stdout);
  13.  
  14.     int n; std::cin >> n;
  15.     std::cout << cal(n);
  16.  
  17.     return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5324KB
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Standard output is empty
https://ideone.com/5NYEGY
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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