X, N, M = list(map(int, input().split()))
A = list(map(int, input().split()))
B = list(map(int, input().split()))

A = list(set(A))
B = list(set(B))

in_a = A.count(X)
in_b = B.count(X)

if in_a and in_b:
    print('MrMaxValu')
elif in_a:
    print('MrMax')
elif in_b:
    print('MaxValu')
else:
    print(-1)