x,n,m = map(int,input().split())
lst1 = list(map(int,input().split()))
lst2 = list(map(int,input().split()))

tf1 = x in lst1
tf2 = x in lst2

if tf1 and tf2:
    print("MrMaxValu")
elif tf1:
    print("MrMax")
elif tf2:
    print("MaxValu")
else:
    print("-1")