import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        new Main();
    }
    
    public Main() {
        try (Scanner sc = new Scanner(System.in)) {
            int X = sc.nextInt(), N = sc.nextInt(), M = sc.nextInt();
            int find = 0;
            for (int i = 0;i < N;++ i) if (X == sc.nextInt()) find |= 1;
            for (int i = 0;i < M;++ i) if (X == sc.nextInt()) find |= 2;
            switch(find) {
                case 0:
                    System.out.println(-1);
                    break;
                case 1:
                    System.out.println("MrMax");
                    break;
                case 2:
                    System.out.println("MaxValu");
                    break;
                case 3:
                    System.out.println("MrMaxValu");
            }
        }
    }
}