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

mrmax = X in A
maxval = X in B
if mrmax and maxval:
    print("MrMaxValu")
elif mrmax:
    print("MrMax")
elif maxval:
    print("MaxValu")
else:
    print(-1)