def Main():
    x,n,m=map(int,input().split())
    MrMax=list(map(int,input().split()))
    MaxValu=list(map(int,input().split()))
    if x in MrMax and x in MaxValu:
        print("MrMaxValu")
    elif x in MrMax:
        print("MrMax")
    elif x in MaxValu:
        print("MaxValu")
    else:
        print(-1)
Main()