#include "grader.h"
#include "memory.h"
#include <bits/stdc++.h>
#define sz(x) (int)(x.size())
#define debug printf
#define lp(i,a,b) for(int i = a ; i < b; i++)
#define pb push_back
#define ff first
#define ss second
#define mk make_pair
#define pii pair<int,int>
#define ll long long
#define all(x) x.begin(),x.end()
using namespace std ;
void play()
{
vector< vector<int> > loc(30, vector<int>() ) ;
lp(i,0,50) loc[ (int)(faceup(i+1)-'A') ].push_back(i+1) ;
lp(i,0,25)
{
faceup( loc[i][0] ) ;
faceup( loc[i][1] ) ;
}
}
