func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     long long t;     double n;     cin >> t;     while (t--) {       cin >> n;       if (n * n - 4 * n < 0) {         cout <<  N  << endl;         continue;       }       if (n == 0) {         double x = 0, y = 0;         cout <<  Y   << fixed << setprecision(9) << x <<     << y << endl;         continue;       }       double x = n + sqrt(n * n - 4 * n);       x /= 2;       double y = x / (x - 1);       cout <<  Y   << fixed << setprecision(9) << x <<     << y << endl;     }     return 0;   }   