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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. long long int y = 1, cif = 1, putere = 1, n, x, r, v[65535];
  6.  
  7. int main()
  8. {
  9.     cin >> n;
  10.     for (int i = 1; i <= n; ++i) {
  11.         cin >> x;
  12.         cif = 1;
  13.         putere = 1;
  14.         while (cif + 1 < x) {
  15.             ++putere;
  16.             cif += putere;
  17.         }
  18.         if (cif + 1 == x)
  19.             cout << 1 << ' ';
  20.         else
  21.             cout << 0 << ' ';
  22.     }
  23. }
Success #stdin #stdout 0s 5320KB
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stdout 
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https://ideone.com/30SrRh
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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