x, n, m = map(int, input().split())
A = list(map(int, input().split()))
B = list(map(int, input().split()))
mrmax = False
maxvalu = False
if x in A:
    mrmax = True
if x in B:
    maxvalu = True
if mrmax:
    if maxvalu:
        print("MrMaxValu")
    else:
        print("MrMax")
else:
    if maxvalu:
        print("MaxValu")
    else:
        print(-1)