n = int(input())
if 90 <= n <= 100:
    print('Excellent')
elif 80 <= n < 90:
    print('Good')
elif 60 <= n < 80:
    print('Pass')
elif 0 <= n < 60:
    print('Fail')
/**************************************************************
	Problem: 1959
	User: admin
	Language: Python
	Result: Accepted
	Time:111 ms
	Memory:34244 kb
****************************************************************/