func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     double r1, r2, p1, p2;     double A, B;     int n;     scanf( %d , &n);     double x;     r1 = 0;     for (int i = 0; i < n; i++) {       scanf( %lf , &x);       if (x > r1) r1 = x;     }     int m;     scanf( %d , &m);     p1 = 0;     for (int i = 0; i < m; i++) {       scanf( %lf , &x);       if (x > p1) p1 = x;     }     int z;     scanf( %d , &z);     p2 = 5005;     for (int i = 0; i < z; i++) {       scanf( %lf , &x);       if (x < p2) p2 = x;     }     scanf( %lf %lf , &A, &B);     r2 = (A * p2) / (B * p1) + 1;     r2 = r1 * r1 / r2;     r2 = sqrt(r2);     printf( %.12lf n , r2);     return 0;   }   