FZU2121_神庙逃亡

#include <iostream>
#include <cstring>
#include <cstdio>
#include <cmath>
#define g 10
using namespace std;

double vx,vy,s,h,t1,t2,T;
int n,t;

int main()
{
scanf("%d",&t);
while (t--)
{
scanf("%lf%lf%lf%lf",&s,&h,&vx,&vy);
if (vy*vy/(2*g)<h)
{
puts("poor Merida!");
continue;
}
T=s/vx;
t1=(vy-sqrt(vy*vy-2*g*h))/g,t2=(vy+sqrt(vy*vy-2*g*h))/g;
if (T>=t1 && T<=t2) puts("good done!");
else puts("poor Merida!");
}
return 0;
}