#include <stdio.h>
int main()
{
	int grade = 0;
	double t1,t2,a1,a2,l1,l2,total;

	scanf("%lf%lf%lf%lf%lf%lf",&t1,&t2,&a1,&a2,&l1,&l2);
	total = (t1+t2+a1+a2+l1+l2)/6.0;

	if(total>=80.0) grade = 2;
	if(total>=50.0 && total<=79.9) grade = 1;
	if(a1 < 50.0 || a2 < 50.0) grade--;
	if(t1 < 50.0 || t2 < 50.0) grade = 0;
	if(l1 < 50.0 || l2 < 50.0)
		if(grade == 2) grade = 1;
	switch (grade)
	{
		case 1:printf("Average\n");
			break;
		case 2:printf("Excellent\n");
			break;
		default:printf("Failed\n");
	}
}