using System;class A{static void Main(){for(;;){var t=Console.ReadLine();if(t==null)break;string[]s=t.Split(' ');int n=s.Length;int S=0;for(int i=1;i<n;i++)S+=(int.Parse(s[i]));Console.WriteLine(int.Parse(s[1])<=(S/(n-1)/2)?"Fail":"Pass");}}}