x,n,m = map(int,input().split())
a = set(map(int,input().split()))
b = set(map(int,input().split()))
x_set = {x}
if x_set & a:
    print("MrMax")
elif x_set & b:
    print("MaxValu")
elif x_set & (a | b):
    print("MrMaxValu")
else:
    print(-1)