#include <stdio.h>
#include <string>
#include <cstring>
#include <stdlib.h>
#include <math.h>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <list>
#include <iterator>
#include <assert.h>
#include <time.h>
#pragma warning(disable:4996) 
 
typedef long long ll;
#define MIN(a, b) ((a)>(b)? (b): (a))
#define MAX(a, b) ((a)<(b)? (b): (a))
#define LINF 9223300000000000000
#define INF 2140000000
const long long MOD = 1000000007;
//const long long MOD = 998244353;
 
using namespace std;

 
int main(int argc, char* argv[])
{
    int x,n,m;
    scanf("%d%d%d", &x, &n, &m);
    int i;
    int flag0=0, flag1=0;
    for(i=0; i<n; i++) {
        int tmp;
        scanf("%d", &tmp);
        if(tmp==x) flag0=1;
    }
    for(i=0; i<m; i++) {
        int tmp;
        scanf("%d", &tmp);
        if(tmp==x) flag1=1;
    }
    if(flag0) {
        if(flag1) printf("MrMaxValu\n");
        else printf("MrMax\n");
    }
    else {
        if(flag1) printf("MaxValu\n");
        else printf("-1\n");
    }

    return 0;
}