x,n,m = [int(i) for i in input().split()]
a = [int(i) for i in input().split()]
b = [int(i) for i in input().split()]

if x in a:
    if x in b:
        print("MrMaxValu")
    else:
        print("MrMax")
else:
    if x in b:
        print("MaxValu")
    else:
        print(-1)