x, n, m = map(int, input().split())
a = [int(_) for _ in input().split()]
b = [int(_) for _ in input().split()]
aa, bb = False, False
for i in a:
    if i == x:
        aa = True
        break
for i in b:
    if i == x:
        bb = True
        break
if aa and bb:
    print('MrMaxValu')
elif aa and (not bb):
    print('MrMax')
elif (not aa) and bb:
    print('MaxValu')
else:
    print(-1)