#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;

//template
#define rep(i,a,b) for(int i=(a);i<(b);i++)
#define rrep(i,a,b) for(int i=(a);i>(b);i--)
#define ALL(v) (v).begin(),(v).end()
typedef long long int ll;
const int inf = 0x3fffffff; const ll INF = 0x1fffffffffffffff; const double eps=1e-12;
void tostr(ll x,string& res){while(x)res+=('0'+(x%10)),x/=10; reverse(ALL(res)); return;}
template<class T> inline bool chmax(T& a,T b){ if(a<b){a=b;return 1;}return 0; }
template<class T> inline bool chmin(T& a,T b){ if(a>b){a=b;return 1;}return 0; }
//template end



int main(){
   int x,n,m; scanf("%d%d%d",&x,&n,&m);
   vector<int> a(n),b(m);
   bool f=0,g=0;
   rep(i,0,n)scanf("%d",&a[i]);
   rep(i,0,m)scanf("%d",&b[i]);
   rep(i,0,n)if(a[i]==x)f=1;
   rep(i,0,m)if(b[i]==x)g=1;
   if(f){
	   if(g)printf("MrMaxValu\n");
	   else printf("MrMax\n");
   }
   else{
	   if(g)printf("MaxValu");
	   else printf("-1\n");
   }
   return 0;
}