X, N, M = map(int, input().split())
A = list(map(int, input().split()))
B = list(map(int, input().split()))
A = set(A)
B = set(B)
if X in A and X in B:
    print("MrMaxValu")
elif X in A:
    print("MrMax")
elif X in B:
    print("MaxValu")
else:
    print(-1)