#include <bits/stdc++.h>
#define rep(i,n) for(int i=0; i<(n); i++)
using namespace std;
typedef long long ll;

int main(){
	int x,n,m; cin>>x>>n>>m;
	int a[n]; int b[m];
	rep(i,n) cin>>a[i];
	rep(i,m) cin>>b[i];
	
	bool mr=false;
	bool mv=false;
	rep(i,n) if(a[i]==x) mr=true;
	rep(i,m) if(b[i]==x) mv=true;
	
	if(mr==false && mv==false) cout << "-1" << endl;
	else if(mr==true && mv==true) cout << "MrMaxValu" << endl;
	else if(mr==true && mv==false) cout << "MrMax" << endl;
	else cout << "MaxValu" << endl;
}