package main

import . "fmt"

func main() {
	var x,n,m int
	Scan(&x,&n,&m)
	t:=make(map[int]int)
	for ;n>0;n-- {
		var y int
		Scan(&y)
		t[y]=1
	}
	for ;m>0;m-- {
		var y int
		Scan(&y)
		t[y]+=2
	}
	s:=[]string{
		"-1",
		"MrMax",
		"MaxValu",
		"MrMaxValu",
	}[t[x]]
	Println(s)
}