import java.io.BufferedReader;
import java.io.InputStreamReader;

public class Main {
	public static void main(String[] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String[] sa = br.readLine().split(" ");
		int x = Integer.parseInt(sa[0]);
		int n = Integer.parseInt(sa[1]);
		int m = Integer.parseInt(sa[2]);

		boolean flg = false;
		sa = br.readLine().split(" ");
		for (int i = 0; i < n; i++) {
			if (x == Integer.parseInt(sa[i])) {
				flg = true;
				break;
			}
		}
		sa = br.readLine().split(" ");
		for (int i = 0; i < m; i++) {
			if (x == Integer.parseInt(sa[i])) {
				if (flg) {
					System.out.println("MrMaxValu");
				} else {
					System.out.println("MaxValu");
				}
				return;
			}
		}
		br.close();

		if (flg) {
			System.out.println("MrMax");
		} else {
			System.out.println("-1");
		}
	}
}