x, n, m = map(int, input().split())
list_a = list(map(int, input().split()))
list_b = list(map(int, input().split()))

flg_a = False
flg_b = False

for a in list_a:
    if x == a:
        flg_a = True
for b in list_b:
    if x == b:
        flg_b = True

ans = -1
if flg_a:
    ans = "MrMax"
if flg_b:
    ans = "MaxValu"
if flg_a and flg_b:
    ans = "MrMaxValu"

print(ans)