在4x4的棋盘上摆满了黑白棋子，黑白两色的位置和数目随机其中左上角坐标为(1,1),右下角坐标为(4,4),现在依次有一些翻转操作，要对一些给定支点坐标为中心的上下左右四个棋子的颜色进行翻转，请计算出翻转后的棋盘颜色。

// ConsoleApplication10.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include <iostream>
#include <vector>
#include <list>
#include <deque>
#include <string>
#include <algorithm>
using namespace std;

class Flip {
public:
	vector<vector<int> > flipChess(vector<vector<int> > A, vector<vector<int> > f) {
		for (int i = 0;i < f.size();i++)
		{
			int row = f[i][0];
			int col = f[i][1];

			if (row >= 0 && row < 4 && col - 1 >= 0 && col - 1 < 4)
			{
				if (A[row][col - 1] == 0) A[row][col - 1] = 1;
				else A[row][col - 1] = 0;
			}
			if (row-2 >= 0 && row-2 < 4 && col - 1 >= 0 && col - 1 < 4)
			{
				if (A[row-2][col - 1] == 0) A[row-2][col - 1] = 1;
				else A[row-2][col - 1] = 0;
			}
			if (row-1 >= 0 && row-1 < 4 && col >= 0 && col < 4)
			{
				if (A[row-1][col ] == 0) A[row-1][col ] = 1;
				else A[row-1][col ] = 0;
			}
			if (row-1 >= 0 && row-1 < 4 && col - 2 >= 0 && col - 2 < 4)
			{
				if (A[row-1][col - 2] == 0) A[row-1][col - 2] = 1;
				else A[row-1][col - 2] = 0;
			}
		}
		return A;
	}
};
int main()
{
	Flip  fl;
	vector<int> A1 = { 0,0,1,1 };
	vector<int> A2 = { 1,0,1,0 };
	vector<int> A3 = { 0,1,1,0 };
	vector<int> A4 = { 0,0,1,0 };
	vector<vector<int> > A;
	A.push_back(A1);
	A.push_back(A2);
	A.push_back(A3);
	A.push_back(A4);

	vector<int> f1 = { 2,2 };
	vector<int> f2 = { 3,3 };
	vector<int> f3 = { 4,4 };
	vector<vector<int> > f;
	f.push_back(f1);
	f.push_back(f2);
	f.push_back(f3);

	vector<vector<int> > re=	fl.flipChess(A, f);
	
	return 0;
};