X, N, M = map(int, input().split())
mrmax_l = list(map(int, input().split()))
maxvalue_l = list(map(int, input().split()))

if X in mrmax_l:
    if X in maxvalue_l:
        print("MrMaxValu")
    else:
        print("MrMax")
else:
    if X in maxvalue_l:
        print("MaxValu")
    else:
        print(-1)