X,N,M = map(int,input().split())
A = list(map(int,input().split()))
B = list(map(int,input().split()))
mrmax = 0
maxval = 0
for a in A:
    if X == a:mrmax = 1
for b in B:
    if X == b:maxval = 1

ans = "Mr"
if mrmax:ans += "Max"
if maxval:ans += "Valu"
print(ans)