#include<stdio.h>
int main()
{
	int x, n, m;
	scanf("%d %d %d", &x, &n, &m);
	int i, c1, c2;
	int a, b;
	c1 = c2 = 0;
	for (i = 0; i < n; i++)
	{
		scanf("%d", &a);
		if (a == x)
			c1++;
	}
	for (i = 0; i < m; i++)
	{
		scanf("%d", &b);
		if (x == b)
			c2++;
	}
	if (c1 > 0 && c2 > 0)
		printf("MrMaxValu\n");
	else if (c1 > 0 && c2 == 0)
		printf("MrMax\n");
	else if (c1 == 0 && c2 > 0)
		printf("MaxValu\n");
	else
		printf("-1\n");
	return 0;
}