#include<bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin>>n;
	if(n<=100&&n>=90) cout<<"Excellent";
	else if(n<90&&n>=80) cout<<"Good";
	else if(n<80&&n>=60) cout<<"Pass";
	else if(n<60&&n>=0) cout<<"Fail";
}
/**************************************************************
	Problem: 1959
	User: huxuanchen
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/