#include <bits/stdc++.h>
using namespace std;
int main(){
int n;
cin>>n;
if (100>=n && n>=90){
cout<<"Excellent"<<endl;
}
else if (n<90 && n>=80){
cout<<"Good"<<endl;
}
else if (n<80 && n>=60){
cout<<"Pass"<<endl;
}
else {
cout<<"Fail"<<endl;
}
}
/**************************************************************
Problem: 1959
User: xiaojingxuan
Language: C++
Result: Accepted
Time:9 ms
Memory:2072 kb
****************************************************************/