五子棋exe文件：http://photo.jiajiajia.club/file/wuziqi.exe

扫雷exe文件：http://photo.jiajiajia.club/file/sl.exe

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApplication2
{
    static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new Form1());
        }
    }
}

using System.Drawing;
using System.Windows.Forms;

namespace WindowsFormsApplication2
{
    partial class Form1
    {
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.IContainer components = null;
        private Ready re=new Ready(17,17);
        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows 窗体设计器生成的代码

        /// <summary>
        /// 设计器支持所需的方法 - 不要修改
        /// 使用代码编辑器修改此方法的内容。
        /// </summary>
        /// 

        public static int s=0;
        public static bool[,,] wins;
        //五子棋的所有赢法，前两维代表棋盘，第三位代表所有赢法，每一个棋子都可以有多种赢法。
        public static int[] myWin;//我方第i中赢法中，有n颗棋子，如果有5颗棋子代表已经赢了，例如：myWin[5]=2;代表第5中赢法中，已经有2颗棋子,
        public static int[] computerWin;//计算机方第i中赢法中，有n颗棋子
        public static int[,] chessBorad;//代表棋盘，值0代表没有下棋子，其他值代表已经下棋子了。
        public static bool myFirst = true;
        public bool me = true;//true代表应该我方下棋
        public bool over = false;//游戏是否结束
        private void InitializeComponent()
        {
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
            this.panel1 = new System.Windows.Forms.Panel();
            this.menuStrip1 = new System.Windows.Forms.MenuStrip();
            this.菜单ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.退出ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.重新开始游戏ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.帮助ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
            this.checkBox1 = new System.Windows.Forms.CheckBox();
            this.checkBox2 = new System.Windows.Forms.CheckBox();
            this.button1 = new System.Windows.Forms.Button();
            this.menuStrip1.SuspendLayout();
            this.SuspendLayout();
            // 
            // panel1
            // 
            this.panel1.AutoSize = true;
            this.panel1.BackColor = System.Drawing.SystemColors.GradientActiveCaption;
            this.panel1.BackgroundImage = global::WindowsFormsApplication2.Properties.Resources.background3;
            this.panel1.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Stretch;
            this.panel1.Location = new System.Drawing.Point(10, 31);
            this.panel1.Name = "panel1";
            this.panel1.Size = new System.Drawing.Size(612, 612);
            this.panel1.TabIndex = 0;
            this.panel1.Paint += new System.Windows.Forms.PaintEventHandler(this.panel1_Paint);
            this.panel1.MouseClick += new System.Windows.Forms.MouseEventHandler(this.panel1_MouseClick);
            // 
            // menuStrip1
            // 
            this.menuStrip1.ImageScalingSize = new System.Drawing.Size(20, 20);
            this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.菜单ToolStripMenuItem,
            this.重新开始游戏ToolStripMenuItem,
            this.帮助ToolStripMenuItem});
            this.menuStrip1.Location = new System.Drawing.Point(0, 0);
            this.menuStrip1.Name = "menuStrip1";
            this.menuStrip1.Size = new System.Drawing.Size(634, 28);
            this.menuStrip1.TabIndex = 1;
            this.menuStrip1.Text = "menuStrip1";
            // 
            // 菜单ToolStripMenuItem
            // 
            this.菜单ToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.退出ToolStripMenuItem});
            this.菜单ToolStripMenuItem.Name = "菜单ToolStripMenuItem";
            this.菜单ToolStripMenuItem.Size = new System.Drawing.Size(51, 24);
            this.菜单ToolStripMenuItem.Text = "菜单";
            // 
            // 退出ToolStripMenuItem
            // 
            this.退出ToolStripMenuItem.Name = "退出ToolStripMenuItem";
            this.退出ToolStripMenuItem.Size = new System.Drawing.Size(144, 26);
            this.退出ToolStripMenuItem.Text = "退出游戏";
            this.退出ToolStripMenuItem.Click += new System.EventHandler(this.退出ToolStripMenuItem_Click);
            // 
            // 重新开始游戏ToolStripMenuItem
            // 
            this.重新开始游戏ToolStripMenuItem.Name = "重新开始游戏ToolStripMenuItem";
            this.重新开始游戏ToolStripMenuItem.Size = new System.Drawing.Size(111, 24);
            this.重新开始游戏ToolStripMenuItem.Text = "重新开始游戏";
            this.重新开始游戏ToolStripMenuItem.Click += new System.EventHandler(this.重新开始游戏ToolStripMenuItem_Click);
            // 
            // 帮助ToolStripMenuItem
            // 
            this.帮助ToolStripMenuItem.Name = "帮助ToolStripMenuItem";
            this.帮助ToolStripMenuItem.Size = new System.Drawing.Size(51, 24);
            this.帮助ToolStripMenuItem.Text = "帮助";
            this.帮助ToolStripMenuItem.Click += new System.EventHandler(this.帮助ToolStripMenuItem_Click);
            // 
            // checkBox1
            // 
            this.checkBox1.AutoSize = true;
            this.checkBox1.Checked = true;
            this.checkBox1.CheckState = System.Windows.Forms.CheckState.Checked;
            this.checkBox1.Location = new System.Drawing.Point(260, 6);
            this.checkBox1.Name = "checkBox1";
            this.checkBox1.Size = new System.Drawing.Size(74, 19);
            this.checkBox1.TabIndex = 2;
            this.checkBox1.Text = "我优先";
            this.checkBox1.UseVisualStyleBackColor = true;
            this.checkBox1.Click += new System.EventHandler(this.checkBox1_Click);
            // 
            // checkBox2
            // 
            this.checkBox2.AutoSize = true;
            this.checkBox2.Location = new System.Drawing.Point(340, 6);
            this.checkBox2.Name = "checkBox2";
            this.checkBox2.Size = new System.Drawing.Size(104, 19);
            this.checkBox2.TabIndex = 3;
            this.checkBox2.Text = "计算机优先";
            this.checkBox2.UseVisualStyleBackColor = true;
            this.checkBox2.Click += new System.EventHandler(this.checkBox2_Click);
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(512, 3);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(110, 23);
            this.button1.TabIndex = 4;
            this.button1.Text = "悔棋(0)";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click_1);
            // 
            // Form1
            // 
            //this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 15F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(634, 654);
            this.Controls.Add(this.button1);
            this.Controls.Add(this.checkBox2);
            this.Controls.Add(this.checkBox1);
            this.Controls.Add(this.panel1);
            this.Controls.Add(this.menuStrip1);
            this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
            this.MainMenuStrip = this.menuStrip1;
            this.Name = "Form1";
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "五子棋";
            this.menuStrip1.ResumeLayout(false);
            this.menuStrip1.PerformLayout();
            this.ResumeLayout(false);
            this.PerformLayout();

        }
        void init()
        {
            wins = re.initChess();
            myWin = re.getMyWin();
            computerWin = re.getConputerWin();
            chessBorad = re.getChessBorad();
        }

        #endregion
        private PictureBox pictureBox2;
        private PictureBox pictureBox1;
        private Panel panel1;
        private MenuStrip menuStrip1;
        private ToolStripMenuItem 菜单ToolStripMenuItem;
        private ToolStripMenuItem 退出ToolStripMenuItem;
        private ToolStripMenuItem 重新开始游戏ToolStripMenuItem;
        private ToolStripMenuItem 帮助ToolStripMenuItem;
        private CheckBox checkBox1;
        private CheckBox checkBox2;
        private Button button1;
    }
}

using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApplication2
{
    public partial class Form1 : Form
    {
        /**
         * 记录三步状态
         * */
        MyList<State> states = new MyList<State>();

        public Form1()
        {
            InitializeComponent();
            init();
            if (!myFirst)
            {
                me = !me;
                winJudge(8,8);
                MessageBox.Show(me + "");
            }
        }
        private void panel1_Paint(object sender, PaintEventArgs e)
        {
        }
        private void pictureBox1_Click(object sender, EventArgs e)
        {
        }
        private void button1_Click(object sender, EventArgs e)
        {
        }
        private void panel1_MouseClick(object sender, MouseEventArgs e)
        {
            if (!me || over)
            {//如果不该我方下棋或已结束，则返回
                return;
            }
            int i = e.X;//棋盘位置（像素）
            int j = e.Y;//棋盘位置（像素）

            int px = i % 36;//通过鼠标点击的位置计算棋子应该下的位置
            int py = j % 36;//通过鼠标点击的位置计算棋子应该下的位置
            i = i - (px) + (px <= 18 ? -18 : 18);//通过鼠标点击的位置计算棋子应该下的位置
            j = j - (py) + (py <= 18 ? -18 : 18);//通过鼠标点击的位置计算棋子应该下的位置

            int x = (i + 18) / 36;//坐标位置（数组）
            int y = (j + 18) / 36;//坐标位置（数组）
            if (x == 0 || y == 0 || x >= 17 || y >= 17)
            {//规则：第一行，第一列不能下棋。
                MessageBox.Show(i + "," + j + ":" + x + "," + y);
                return;
            }
            //paintNode(i, j);
            myStep(i, j, x, y);
        }

        public void myStep(int i, int j, int x, int y)
        {
            if (chessBorad[x,y] == 0)
            {
                //下棋之前记住改变的状态
                State s;
                //s = new State();
                if (states.count>=6)
                {
                    s = states.getAndRemoveLast();
                    s.k_valueList = new ArrayList();
                }
                else
                {
                    s = new State();
                }
                s.x = x;
                s.y = y;
                //先记录坐标
                s.pictureBox = paintNode(i, j);
                chessBorad[x,y] = 1;
                for (int k = 0; k < re.getCount(); k++)
                {
                    if (wins[x,y,k])
                    {
                        //直接之前的k中赢发的状态值
                        s.k_valueList.Add(new K_Value(k,myWin[k],computerWin[k]));
                        myWin[k]++;
                        computerWin[k] = 999;
                        if (myWin[k] == 5)
                        {
                            MessageBox.Show("你赢了");
                            over = true;
                            return;
                        }
                    }
                }
                states.add(s);
            }

            me = !me;
            computerStep();
            if (hui<3)
            {
                hui++;
                button1.Text = "悔棋("+hui+")";
            }
        }


        /**
 * 计算机下棋
 */
        public void computerStep()
        {
            if (over)
            {//游戏结束
                return;
            }
            int[,] myScore = new int[17, 17];//评估我方评分
        int[,] computerScore = new int[17, 17];//评估计算机评分
        int max = 0;
        int x = 0;
        int y = 0;
        // 遍历棋盘
        for (int i = 1; i< 17; i++) {//x轴
            for (int j = 1; j< 17; j++) {//y轴
                if (chessBorad[i,j] == 0) {// 当前可落子，如果不等于0代表已经有棋子
                    for (int k = 0; k<re.getCount(); k++) { // 每个点都在 多种赢法中，所以要遍历所有赢法
                        if (wins[i,j,k]) {// 计算他在K赢法中的 重要性
                            switch (myWin[k]) {//我方棋路，当前赢法中已经连上了几颗棋子
                                case 1:
                                    myScore[i,j] += 200;
                                    break;
                                case 2:
                                    myScore[i,j] += 400;
                                    break;
                                case 3:
                                    myScore[i,j] += 2000;
                                    break;
                                case 4:
                                    myScore[i,j] += 10000;
                                    break;
                            }
                            switch (computerWin[k]) {//计算机棋路，当前赢法中已经连上了几颗棋子
                                case 1:
                                    computerScore[i,j] += 300;
                                    break;
                                case 2:
                                    computerScore[i,j] += 500;
                                    break;
                                case 3:
                                    computerScore[i,j] += 3000;
                                    break;
                                case 4:
                                    computerScore[i,j] += 20000;
                                    break;
                            }
                        }
                    }
                    // 玩家最重要的落点
                    if (myScore[i,j] > max) {
                        max = myScore[i,j];
                        x = i;
                        y = j;
                    } else if (myScore[i,j] == max) {
                        if (computerScore[i,j] > computerScore[x,y]) { // 
                            x = i;
                            y = j;
                        }
                    }
                    // AI最重要的落点
                    if (computerScore[i,j] > max) {
                        max = computerScore[i,j];
                        x = i;
                        y = j;
                    } else if (computerScore[i,j] == max) {
                        if (myScore[i,j] > myScore[x,y]) {
                            x = i;
                            y = j;
                        }
                    }
                }
            }
        }
            winJudge(x,y);
    }

        void winJudge(int x,int y)
        {
            //下棋之前记住改变的状态
            State s;
            //s = new State();
            if (states.count >= 6)
            {
                s = states.getAndRemoveLast();
                s.k_valueList = new ArrayList();
            }
            else
            {
                s = new State();
            }
            s.x = x;
            s.y = y;
            //记住坐标
            s.pictureBox=paintNode(x * 36 - 18, y * 36 - 18);//下棋
            chessBorad[x, y] = 2;//棋盘标记已下棋
            for (int k = 0; k < re.getCount(); k++)
            {//遍历所有的赢法
                if (wins[x, y, k])
                {//如果（x,y）这个点在某一种赢法中

                    //记录之前的k中赢发的状态值
                    s.k_valueList.Add(new K_Value(k, myWin[k], computerWin[k]));

                    computerWin[k]++;  //那么该种赢法中有多了一个棋子
                    myWin[k] = 999;  //那么我方的这种赢法就不可能赢了，设一个异常的值
                    if (computerWin[k] == 5)
                    { //如果计算机在某种赢法上连上了五个子，那么计算机就赢了，我方就输了
                        MessageBox.Show("你输了");
                        over = true; //结束游戏
                        return;
                    }
                }
            }
            states.add(s);
            if (!over)
            {//如果没有结束游戏
                me = !me;//换我方下棋
            }
        }



        System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(Form1));
        public PictureBox paintNode(int x,int y)
        {
            PictureBox pictureBox = new PictureBox();
            ((System.ComponentModel.ISupportInitialize)(pictureBox)).BeginInit();
            pictureBox.BackColor = System.Drawing.Color.Transparent;
            if (me)
            {
                pictureBox.Image = WindowsFormsApplication2.Properties.Resources.b;
            }
            else
            {
                pictureBox.Image = WindowsFormsApplication2.Properties.Resources.w;
            }
            pictureBox.Location = new System.Drawing.Point(x, y);
            pictureBox.Size = new System.Drawing.Size(36, 36);
            pictureBox.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
            pictureBox.TabIndex = 0;
            pictureBox.TabStop = false;
            this.panel1.Controls.Add(pictureBox);
            ((System.ComponentModel.ISupportInitialize)(pictureBox)).EndInit();
            return pictureBox;
        }

        private void pictureBox2_Click(object sender, EventArgs e)
        {

        }

        private void pictureBox3_Click(object sender, EventArgs e)
        {

        }

        private void 开始ToolStripMenuItem_Click(object sender, EventArgs e)
        {

        }

        private void 最初ToolStripMenuItem_Click(object sender, EventArgs e)
        {

        }

        private void 重新开始游戏ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            states = new MyList<State>();
            this.panel1.Controls.Clear();
            init();
            over = false;
            me = true;
            hui = 0;
            button1.Text = "悔棋(0)";
            if (!myFirst)
            {
                me = !me;
                winJudge(8, 8);
            }
        }

        private void 帮助ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            MessageBox.Show("五子棋都不会！还有脸点帮助");
        }

        private void 退出ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            System.Environment.Exit(0);
        }

        private void checkBox1_Click(object sender, EventArgs e)
        {
            checkBox2.Checked = false;
            checkBox1.Checked = true;
            myFirst = true;
        }

        private void checkBox2_Click(object sender, EventArgs e)
        {
            checkBox1.Checked = false;
            checkBox2.Checked = true;
            myFirst = false;
        }
        int hui = 0;
        //悔棋
        private void button1_Click_1(object sender, EventArgs e)
        {
            if (over)
            {
                MessageBox.Show("游戏结束");
                return;
            }
            if (!me)
            {
                MessageBox.Show("等待对方下棋");
            }
            if (states.count<=1)
            {
                MessageBox.Show("无法退棋");
                return;
            }
            reStep();
            reStep();
            hui--;
            button1.Text = "悔棋(" + hui + ")";
        }

        public void reStep()
        {
            State s = states.getAndRemoveFirst();
            if (s != null)
            {
                chessBorad[s.x, s.y] = 0;
                for (int i = 0; i < s.k_valueList.Count; i++)
                {
                    K_Value k = (K_Value)s.k_valueList[i];
                    myWin[k.k] = k.myWinValue;
                    computerWin[k.k] = k.computerWinValue;
                }
                s.pictureBox.Dispose();
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {

        }
    }
}

using System.Collections;
using System.Windows.Forms;

namespace WindowsFormsApplication2
{
    class Ready
    {
        public int x;
        public int y;
        public int count;
        public int getCount()
        {
            return this.count;
        }
        /**
         * 计算所有赢法种类
         * @return
         */
        public Ready(int x, int y)
        {
            this.x = x;
            this.y = y;
            count = initCount();
        }
        private int initCount()
        {
            int count = 0;
            for (int i = 0; i < x; i++)
            {
                for (int j = 0; j < y - 4; j++)
                {
                    count++;
                }
            }
            // 横线上
            for (int i = 0; i < x; i++)
            {
                for (int j = 0; j < y - 4; j++)
                {
                    count++;
                }
            }
            // 斜线上
            for (int i = 0; i < x - 4; i++)
            {
                for (int j = 0; j < y - 4; j++)
                {
                    count++;
                }
            }
            // 反斜线上
            for (int i = 0; i < x - 4; i++)
            {
                for (int j = y - 1; j > 3; j--)
                {
                    count++;
                }
            }
            return count;
        }

        /**
         * 初始化所有赢法
         * @param c
         * @return
         */
         public bool[,,] initChess()
         {
            bool[,,] wins =new bool[x,y,count];
            int counts = 0;
            for (int i = 0; i<x; i++) {
                for (int j = 0; j<y-4; j++) {
                    for (int k = 0; k< 5; k++) {
                        wins[i,j + k,counts] = true;
                    }
                    counts++;
                }
            }
            for (int i = 0; i<x; i++) {
                for (int j = 0; j<y-4; j++) {
                    for (int k = 0; k< 5; k++) {
                        wins[j + k,i, counts] = true;
                    }
                    counts++;
                }
            }
            for (int i = 0; i<x-4; i++) {
                for (int j = 0; j<y-4; j++) {
                    for (int k = 0; k< 5; k++) {
                        wins[i + k,j + k, counts] = true;
                    }
                    counts++;
                }
            }
            for (int i = 0; i<x-4; i++) {
                for (int j = y - 1; j > 3; j--) {
                    for (int k = 0; k< 5; k++) {
                        wins[i + k,j - k, counts] = true;//记录赢得可能性
                    }
                    counts++;
                }
            }
            return wins;
        }


        public int[] getMyWin()
        {
            int[] myWin = new int[count];
            return myWin;
        }

        public int[] getConputerWin()
        {
            int[] conputer = new int[count];
            return conputer;
        }
        /**
         * 初始化棋盘
         * @return
         */
        public int[,] getChessBorad()
        {
            int[,] chessBorad = new int[x,y];
            return chessBorad;
        }
    }

    class State
    {
        public int x;
        public int y;
        public PictureBox pictureBox;
        public ArrayList k_valueList = new ArrayList();
    }

    class K_Value
    {
        public K_Value(int k,int myWinValue,int computerWinValue)
        {
            this.k = k;
            this.myWinValue = myWinValue;
            this.computerWinValue = computerWinValue;
        }
        public int k;
        public int myWinValue;
        public int computerWinValue;
    }

    //c#的集合太傻逼了，在此自制链表
    class MyList<T>
    {
        public int count;//总数
        public Node<T> first;//头节点
        public Node<T> last;//尾节点
        //添加函数
        public void add(T t)
        {
            if (first == null)
            {
                first = new Node<T>(t);
                last = first;
            }
            else
            {
                Node<T> node = new Node<T>(t);
                node.next = first;
                first.prev = node;
                first = node;
            }
            count++;
        }
        /**
         * 获取并删除最后一个元素
         * **/
        public T getAndRemoveLast()
        {
            Node<T> las = last;
            if (last != null)
            {
                count--;
                if (first == last)
                {
                    last = null;
                    first = last;
                    return las.t;
                }
                else
                {
                    last = last.prev;
                    las.prev = null;
                    last.next = null;
                    return las.t;
                }
            }
            else
            {
                return default(T);
            }
        }


        /**
         * 获取并删除第一个元素
         * **/
        public T getAndRemoveFirst()
        {
            Node<T> fir = first;
            if (first != null)
            {
                count--;
                if (first == last)
                {
                    last = null;
                    first = last;
                    return fir.t;
                }
                else
                {
                    first = first.next;
                    fir.next = null;
                    first.prev = null;
                    return fir.t;
                }
            }
            else
            {
                return default(T);
            }
        }
    }

    class Node<T>
    {
        public Node<T> next;
        public Node<T> prev;
        public T t;
        public Node(T t)
        {
            this.t = t;
            next = null;
            prev = null;
        }
    }
}