#include <cstdio>
#include <iostream>
#include <cstdlib>
#include <string>
#include <cstring>
#include <set>
#include <map>
#include <queue>
#include <deque>
#include <stack>
#include <vector>
#include <ctime>
#include <cassert>
#include <cmath>
#include <iomanip>
#include <algorithm>
#include <iomanip>
#include <fstream>
using namespace std;
#define fname ""
#define F first
#define S second
#define pb push_back
#define mp make_pair
#define ll long long
#define ull unsigned long long
#define inf 1000000000
#define INF 1000000000000000000ll

#include "point.h"
#include "matrix.h"
#include "figure.h"
#include "pawn.h"
#include "bishop.h"
#include "knight.h"
#include "rook.h"
#include "queen.h"
#include "king.h"
#include "chessboard.h"

using namespace std;
const int N = 20;

int main () {

	return 0;
}