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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. bool sc(long double x)
  5. {
  6.     if (x >= 0) {
  7.         long long cr = cbrt(x);
  8.         return (cr*cr*cr == x);
  9.     }
  10.     return false;
  11. }
  12.  
  13. bool sq(long double x)
  14. {
  15.     if (x >= 0) {
  16.         long long sr = sqrt(x);
  17.         return (sr * sr == x);
  18.     }
  19.     return false;
  20. }
  21.  
  22. int main() {
  23. 	// your code goes here
  24.     unordered_set<int>s;
  25.     for(long long i=1;i<1e8;i++)
  26.     {
  27.       if (sq(i))
  28.        if (sc(i))
  29.          s.insert(i);
  30.     }
  31.     long long n;
  32.     cin>>n;
  33.     while(n!=0)
  34. {
  35.     auto pos=s.find(n);
  36.     if (pos==s.end())
  37.     cout<<"Ordinary\n";
  38.     else
  39.     cout<<"Special\n";
  40.     cin>>n;
  41. }
  42. 	return 0;
  43. }
Success #stdin #stdout 0.51s 5208KB
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Special
https://ideone.com/GHuKbd
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language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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