#include<bits/stdc++.h>
using namespace std;
typedef  long long ll;
template<class T> inline bool chmin(T& a, T b) {if (a > b) {a = b;return true;}return false;}
template<class T> inline bool chmax(T& a, T b) {if (a < b) {a = b;return true;}return false;}
//自作関数
template<class T> ll llpow(T x,T n){ll ans=1;while(n--){ans*=x;}return ans;}

#define rep(i,n) for(ll i=0;i<(ll)n;i++)
#define rep2(i, begin_i, end_i) for (ll i = (ll)begin_i; i < (ll)end_i; i++)

long long INF = 1LL<<60;
int n;
int main(){
    int x,m;
    cin>>x>>n>>m;
    vector<int> a(n),b(m);
    rep(i,n)cin>>a[i];
    rep(i,m)cin>>b[i];
    bool mr,max;
    rep(i,n)if(a[i]==x){
        mr=true;
    }
    rep(i,m)if(b[i]==x){
        max=true;
    }
    if(!mr&&!max)cout<<-1<<endl;
    else if(mr&&max)cout<<"MrMaxValu"<<endl;
    else if(mr)cout<<"MrMax"<<endl;
    else cout<<"MaxValu"<<endl;
    return 0;
}