#include <stdio.h>

int main(void) {
    int x, n, m, a, flag = -1;
    scanf("%d %d %d", &x, &n, &m);
    for(int i = 0; i < n; i++) {
        scanf("%d", &a);
        if(a == x) flag = 0;
    }
    for(int i = 0; i < m; i++) {
        scanf("%d", &a);
        if(a == x) {
            if(flag == 0) {
                flag = 2;
            }
            else flag = 1;
        }
    }
    if(flag == -1) printf("-1\n");
    else if(flag == 0) printf("MrMax\n");
    else if(flag == 1) printf("MaxValu\n");
    else if(flag == 2) printf("MrMaxValu\n");
    return 0;
}