c++简易五子棋

#include<iostream>
#include<vector>
#include<stdlib.h>
#include<iomanip>

using namespace std;

int Five_row, Five_col;

//显示表格15*15
void showv2(vector<vector<unsigned char>>v2)
{
	int n1 = v2.size();
	int n2 = v2[0].size();
	cout << endl;
	int row = 1, col = 1;

	//显示多少列
	cout << setw(5) << setfill(' ')<<1;
	for (int col = 2; col <= n2; col++)
		cout << setw(4)<<setfill(' ')<<col;
	cout << endl;

	cout << setw(3) << setfill(' ')<<'-';
	for (int col = 2; col <= n2; col++)
		cout << setw(4) << setfill('-')<<'-';
	cout << "----"<<endl;

	//打印棋盘
	for (int i = 0; i < n1; i++)
	{
		//显示多少行
		cout << setw(2) << setfill(' ')<<row;  //设置固定宽度
		row++;
		cout << '|';
		for (int j = 0; j < n2; j++)
		{
			
			cout <<" "<<v2[i][j]<<' ' << '|';
			//cout << ' ';
		}
		cout << endl;

		cout << setw(3) << setfill(' ') << '-';
		for (int col = 2; col <= n2; col++)
			cout << setw(4) << setfill('-') << '-';
		cout << "----" << endl;
	}
	cout << endl;
}

//初始化表格
vector<vector<unsigned char>> showgrid(vector<vector<unsigned char>>& v2, vector<unsigned char>& v1)
{
	
	for (int i = 0; i < Five_row; i++)
	{
		for (int j = 0; j < Five_col; j++)
		{
			v1.push_back(' ');
		}
		v2.push_back(v1);
	}

	showv2(v2);

	return v2;

}

//检查输入
int checkinput(int &p1_1, int &p1_2, vector<vector<unsigned char>> &v2)
{
	while(1)
	{
		if (p1_1 >= 1 && p1_1 <= Five_row && p1_2 >= 1 && p1_2 <= Five_col)
		{
			//检查输入是否已经有棋子
			if (v2[p1_1 - 1][p1_2 - 1] != ' ')
			{
				cin.clear();
				cin.ignore(100, '\n');
				cout << "输入位置已有棋子，请重新输入！" << endl;
				cin >> p1_1 >> p1_2;
				continue;
			}
			else
			{
				cout << "您输入的坐标为：[" << p1_1 << ", " << p1_2 << "]" << endl;;
				break;
			}			
		}
		else
		{
			//cout << p1_1 << " " << p1_2 << endl;
			//清除之前的输入，防止非法输入占用
			cin.clear();
			cin.ignore(100, '\n');
			cout << "输入有误，请重新输入！" << endl;			
			cin >> p1_1 >> p1_2;			
		}		
	}
	return p1_1, p1_2;
}

//判断是不是赢了
bool winner(vector<vector<unsigned char>>v2,unsigned char &p)
{

	for (int i = 0; i < Five_row; i++)
	{
		for (int j = 0; j < Five_col; j++)
		{
			//横向判断是否连成五子
			if (j + 4 < Five_col && v2[i][j] == p && v2[i][j + 1] == p && v2[i][j + 2] == p && 
				v2[i][j + 3] == p && v2[i][j + 4] == p)
				return true;

			//左斜判断是否连成五子
			else if (i + 4 < Five_row && j - 4 >= 0 && v2[i][j] == p && v2[i + 1][j - 1] == p && 
				v2[i + 2][j - 2] == p && v2[i + 3][j - 3] == p && v2[i + 4][j - 4] == p)
				return true;

			//纵向判断是否连成五子
			else if (i + 4 < Five_row && v2[i][j] == p && v2[i + 1][j] ==p && 
				v2[i + 2][j] == p && v2[i + 3][j] == p && v2[i + 4][j] == p)
				return true;

			//右斜判断是否连成五子
			else if (i + 4 < Five_row && j + 4 < Five_col && v2[i][j] == p && v2[i + 1][j + 1] == p 
				&& v2[i + 2][j + 2] == p && v2[i + 3][j + 3] == p && v2[i + 4][j + 4] == p)
				return true;
		}
	}
	return false;
}

//自定义棋盘大小
void Init_board(int &Five_row, int &Five_col)
{

	int n1, n2;
	cout << "请定义棋盘大小，n1>=5，n2>=5" << endl;
	cin >> n1 >> n2;

	//判断输入是否合规
	while (1)
	{
		if (n1 >= 5 && n2 >= 5)
		{
			Five_row = n1;
			Five_col = n2;
			cout << "您输入棋盘大小为" << Five_row << "×" << Five_col << "。" << endl;
			break;
		}
		else
		{
			cout << "您输入有误，请重新定义棋盘大小！" << endl;
			cin.clear();
			cin.ignore(100, '\n');
			cin >> n1 >> n2;
		}
	}
	
	
}

int main()
{
	//定义控制台背景为亮白色
	system("color f0");

	//自定义棋盘大小
	Init_board(Five_row, Five_col);

	while (1)
	{
		vector<unsigned char>v1;
		vector<vector<unsigned char>>v2;

		//初始化表格
		showgrid(v2, v1);

		while (1)
		{
			cout << "请一号选手('○')出棋：请输入两个数字：第一个数字范围1~"<<Five_row<<"，第二个数字范围1~"<<Five_col<<"。" << endl;
			int p1_1, p1_2;
			cin >> p1_1 >> p1_2;

			//检查输入
			p1_1, p1_2 = checkinput(p1_1, p1_2, v2);

			//更新棋盘
			unsigned char ch = 'O';		 
			v2[p1_1 - 1][p1_2 - 1] = ch;
			system("cls");
			showv2(v2);

			//判断是否赢了
			bool w2 = winner(v2, ch);
			if (w2)
			{
				cout << "恭喜一号，你胜利了！！" << endl;
				break;
			}

			cout << "请二号选手('●')出棋：请输入两个数字：第一个数字范围1~" << Five_row << "，第二个数字范围1~" << Five_col << "。" << endl;
			int p2_1, p2_2;
			cin >> p2_1 >> p2_2;

			//检查输入
			p2_1, p2_2 = checkinput(p2_1, p2_2, v2);
			                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
			//更新棋盘
			ch = '*';
			v2[p2_1 - 1][p2_2 - 1] = ch;
			system("cls");
			showv2(v2);

			//判断是否赢了
			bool w1 = winner(v2, ch);
			if (w1)
			{
				cout << "恭喜二号，你胜利了！！" << endl;
				break;
			}
		}

		cout << "是否开始新的一局？ Y/N" << endl;
		char ans;
		cin >> ans;
		
		if (ans == 'Y' || ans == 'y')
			system("cls");
		else
			break;
	}

	system("pause");
	return 0;
}