func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     double t, y, j, n;     cin >> t;     while (t--) {       cin >> n;       j = n * n;       j = j - 4 * n;       if (j >= 0) {         double x = sqrt(j);         if ((-n - x) > 0)           cout <<  N ;         else {           x = (n - x) / 2;           if (x != 0)             y = n / x;           else             y = 0;           std::cout << std::fixed <<  Y                      <<     << std::setprecision(9) << x <<     << y;         }       } else         cout <<  N ;       cout << endl;     }   }   