def main():
    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)


if __name__ == '__main__':
    main()