import java.util.*

fun main(args:Array<String>){
    val (x,n,m) = readLine()!!.split(" ").map{it.toInt()}
    val a = readLine()!!.split(" ").map{it.toInt()}
    val b = readLine()!!.split(" ").map{it.toInt()}
    val A = a.any { it -> it == x }
    val B = b.any { it -> it == x }
    println(if(A && B) "MrMaxValu" else if(A) "MrMax" else if(B) "MaxValu" else "-1")
}