import sys
input=lambda: sys.stdin.readline().rstrip()
x,n,m=map(int,input().split())
A=[int(i) for i in input().split()]
B=[int(i) for i in input().split()]
A=set(A)
B=set(B)
if x in A:
  if x in B:
    print("MrMaxValu")
  else:
    print("MrMax")
elif x in B:
  print("MaxValu")
else:
  print(-1)