from sys import stdin


def main():
    input = lambda: stdin.readline()[:-1]
    X, N, M = map(int, input().split())
    A = set(map(int, input().split()))
    B = set(map(int, input().split()))

    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)


main()