func_code_string: #include <bits/stdc++.h>   using namespace std;   using Long = long long;   int main() {     int t;     cin >> t;     while (t--) {       int d;       cin >> d;       if (d * d < 4 * d) {         puts( N );       } else {         double dis = sqrt(d * d - 4 * d);         double x = (dis + d) / 2, y = (d - dis) / 2;         printf( Y %0.10lf %0.10lf n , x, y);       }     }     return 0;   }   