import java.io.BufferedReader
import java.io.InputStream
import java.io.InputStreamReader
import java.io.PrintWriter
import java.lang.StringBuilder
import java.util.*

fun PrintWriter.solve(sc: FastScanner) {
    val x = sc.nextInt()
    val n = sc.nextInt()
    val m = sc.nextInt()
    val a = Array(n) { sc.nextInt() }
    val b = Array(m) { sc.nextInt() }
    if (a.contains(x) && b.contains(x)) {
        println("MrMaxValu")
    } else if (a.contains(x)) {
        println("MrMax")
    } else if (b.contains(x)) {
        println("MaxValu")
    } else {
        println(-1)
    }
}

fun main(args: Array<String>) {
    val writer = PrintWriter(System.out, false)
    writer.solve(FastScanner(System.`in`))
    writer.flush()
}

class FastScanner(s: InputStream) {
    private var st = StringTokenizer("")
    private val br = BufferedReader(InputStreamReader(s))

    fun next(): String {
        while (!st.hasMoreTokens()) st = StringTokenizer(br.readLine())

        return st.nextToken()
    }

    fun nextInt() = next().toInt()
    fun nextLong() = next().toLong()
    fun nextLine() = br.readLine()
    fun nextDouble() = next().toDouble()
    fun ready() = br.ready()
}