import sys
input=sys.stdin.readline
def I(): return int(input())
def MI(): return map(int, input().split())
def LI(): return list(map(int, input().split()))

def main():
    mod=10**9+7
    X,N,M=MI()
    A=LI()
    B=LI()
    L=[-1,"MrMax","MaxValu","MrMaxValu"]
    res=0
    if X in A:
        res+=1
    if X in B:
        res+=2
        
    print(L[res])


main()