ai 變化

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {System.Windows.Forms.Button[] Buttons;
        System.Windows.Forms.TextBox[] TextBoxs;
        int bno;
        int[,] a = new int[4, 4];
        public Form1()
        {
            InitializeComponent();
        }

      
        private void Form1_Load(object sender, EventArgs e)
        {
            Buttons = new System.Windows.Forms.Button[9];
            TextBoxs = new System.Windows.Forms.TextBox[9];
          
            for (int i = 0; i < 9; ++i)
            {
                Buttons[i] = new Button();
               
                Buttons[i].Click += new System.EventHandler(Buttons_Click);
                this.Controls.Add(Buttons[i]);
                if (i <= 2)
                    Buttons[i].Location = new System.Drawing.Point(10 + i * 80, 10+100);
                else if (i > 2 && i <= 5)
                    Buttons[i].Location = new System.Drawing.Point(10 + (i - 3) * 80, 40+100);
                else if (i > 5 && i <= 9)
                    Buttons[i].Location = new System.Drawing.Point(10 + (i - 6) * 80, 70+100);
            }
            for (int i = 0; i < 9; ++i)
            {
                TextBoxs[i] = new TextBox();
                this.Controls.Add(TextBoxs[i]);
                if (i <= 2)
                    TextBoxs[i].Location = new System.Drawing.Point(10 + i * 100, 10);
                else if (i > 2 && i <= 5)
                    TextBoxs[i].Location = new System.Drawing.Point(10 + (i - 3) * 100, 40);
                else if (i > 5 && i <= 9)
                    TextBoxs[i].Location = new System.Drawing.Point(10 + (i - 6) * 100, 70);
            }
            TextBoxs[0].Text = "7";
            TextBoxs[1].Text = "2";
            TextBoxs[2].Text = "4";
            TextBoxs[3].Text = "5";
            TextBoxs[4].Text = "0";
            TextBoxs[5].Text = "6";
            TextBoxs[6].Text = "8";
            TextBoxs[7].Text = "3";
            TextBoxs[8].Text = "1";
        }
        public void Buttons_Click(object sender, EventArgs e)
        {
            // System.Windows.Forms.MessageBox.Show("You have clicked button " +
            //   ((System.Windows.Forms.Button)sender).Tag.ToString());
            String tnum = sender.ToString();
            int tlen = tnum.Length;
            String no = tnum.Substring(tlen - 1);
            for (int i = 0; i < 9; i++)
            {
                if (Buttons[i].Text == no)
                    bno = i;
            }
            switch (bno)
            {
                case 0:
                    if (Buttons[1].Text == "0")
                    {
                        String temp;
                        temp = Buttons[1].Text;
                        Buttons[1].Text = Buttons[0].Text;
                        Buttons[0].Text = temp;
                    }
                    if (Buttons[3].Text == "0")
                    {
                        String temp;
                        temp = Buttons[3].Text;
                        Buttons[3].Text = Buttons[0].Text;
                        Buttons[0].Text = temp;
                    }
                    break;
                case 1:
                    if (Buttons[4].Text == "0")
                    {
                        String temp;
                        temp = Buttons[4].Text;
                        Buttons[4].Text = Buttons[1].Text;
                        Buttons[1].Text = temp;
                    }
                    if (Buttons[2].Text == "0")
                    {
                        String temp;
                        temp = Buttons[2].Text;
                        Buttons[2].Text = Buttons[1].Text;
                        Buttons[1].Text = temp;
                    }
                    if (Buttons[0].Text == "0")
                    {
                        String temp;
                        temp = Buttons[0].Text;
                        Buttons[0].Text = Buttons[1].Text;
                        Buttons[1].Text = temp;
                    }
                    break;
                case 2:
                    if (Buttons[1].Text == "0")
                    {
                        String temp;
                        temp = Buttons[1].Text;
                        Buttons[1].Text = Buttons[2].Text;
                        Buttons[2].Text = temp;
                    }
                    if (Buttons[5].Text == "0")
                    {
                        String temp;
                        temp = Buttons[5].Text;
                        Buttons[5].Text = Buttons[2].Text;
                        Buttons[2].Text = temp;
                    }
                    break;
                case 3:
                    if (Buttons[0].Text == "0")
                    {
                        String temp;
                        temp = Buttons[0].Text;
                        Buttons[0].Text = Buttons[3].Text;
                        Buttons[3].Text = temp;
                    }
                    if (Buttons[4].Text == "0")
                    {
                        String temp;
                        temp = Buttons[4].Text;
                        Buttons[4].Text = Buttons[3].Text;
                        Buttons[3].Text = temp;
                    }
                    if (Buttons[6].Text == "0")
                    {
                        String temp;
                        temp = Buttons[6].Text;
                        Buttons[6].Text = Buttons[3].Text;
                        Buttons[3].Text = temp;
                    }
                    break;
                case 4:
                    if (Buttons[1].Text == "0")
                    {
                        String temp;
                        temp = Buttons[1].Text;
                        Buttons[1].Text = Buttons[4].Text;
                        Buttons[4].Text = temp;
                    }
                    if (Buttons[3].Text == "0")
                    {
                        String temp;
                        temp = Buttons[3].Text;
                        Buttons[3].Text = Buttons[4].Text;
                        Buttons[4].Text = temp;
                    }
                    if (Buttons[5].Text == "0")
                    {
                        String temp;
                        temp = Buttons[5].Text;
                        Buttons[5].Text = Buttons[4].Text;
                        Buttons[4].Text = temp;
                    }
                    if (Buttons[7].Text == "0")
                    {
                        String temp;
                        temp = Buttons[7].Text;
                        Buttons[7].Text = Buttons[4].Text;
                        Buttons[4].Text = temp;
                    }
                    break;
                case 5:
                    if (Buttons[2].Text == "0")
                    {
                        String temp;
                        temp = Buttons[2].Text;
                        Buttons[2].Text = Buttons[5].Text;
                        Buttons[5].Text = temp;
                    }
                    if (Buttons[4].Text == "0")
                    {
                        String temp;
                        temp = Buttons[4].Text;
                        Buttons[4].Text = Buttons[5].Text;
                        Buttons[5].Text = temp;
                    }
                    if (Buttons[8].Text == "0")
                    {
                        String temp;
                        temp = Buttons[8].Text;
                        Buttons[8].Text = Buttons[5].Text;
                        Buttons[5].Text = temp;
                    }
                    break;
                case 6:
                    if (Buttons[3].Text == "0")
                    {
                        String temp;
                        temp = Buttons[3].Text;
                        Buttons[3].Text = Buttons[6].Text;
                        Buttons[6].Text = temp;
                    }
                    if (Buttons[7].Text == "0")
                    {
                        String temp;
                        temp = Buttons[7].Text;
                        Buttons[7].Text = Buttons[6].Text;
                        Buttons[6].Text = temp;
                    }
                    break;
                case 7:
                    if (Buttons[4].Text == "0")
                    {
                        String temp;
                        temp = Buttons[4].Text;
                        Buttons[4].Text = Buttons[7].Text;
                        Buttons[7].Text = temp;
                    }
                    if (Buttons[6].Text == "0")
                    {
                        String temp;
                        temp = Buttons[6].Text;
                        Buttons[6].Text = Buttons[7].Text;
                        Buttons[7].Text = temp;
                    }
                    if (Buttons[8].Text == "0")
                    {
                        String temp;
                        temp = Buttons[8].Text;
                        Buttons[8].Text = Buttons[7].Text;
                        Buttons[7].Text = temp;
                    }
                    break;
                case 8:
                    if (Buttons[5].Text == "0")
                    {
                        String temp;
                        temp = Buttons[5].Text;
                        Buttons[5].Text = Buttons[8].Text;
                        Buttons[8].Text = temp;
                    }
                    if (Buttons[7].Text == "0")
                    {
                        String temp;
                        temp = Buttons[].Text;
                        Buttons[7].Text = Buttons[8].Text;
                        Buttons[8].Text = temp;
                    }
                    break;
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
         
           a[1,1]= Convert.ToInt16(TextBoxs[0].Text);
           a[1, 2] = Convert.ToInt16(TextBoxs[1].Text);
           a[1, 3] = Convert.ToInt16(TextBoxs[2].Text);
           a[2, 1] = Convert.ToInt16(TextBoxs[3].Text);
           a[2, 2] = Convert.ToInt16(TextBoxs[4].Text);
           a[2, 3] = Convert.ToInt16(TextBoxs[5].Text);
           a[3, 1] = Convert.ToInt16(TextBoxs[6].Text);
           a[3, 2] = Convert.ToInt16(TextBoxs[7].Text);
           a[3, 3] = Convert.ToInt16(TextBoxs[8].Text);
          
           for (int i = 0; i < 9; i++)
           {
               if (i < 3)
               {
                   Buttons[i].Text = Convert.ToString(a[1, i + 1]);
               }
               else if (i >= 3 && i < 6)
               {
                   Buttons[i].Text = Convert.ToString(a[2, (i - 3) + 1]);
               }
               else
               {
                   Buttons[i].Text = Convert.ToString(a[3, (i - 3 * 2) + 1]);
               }
           }
        }
       
    }
        }
       
   

第4次作業

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }
        private void button1_Click(object sender, EventArgs e)
        {

            int a1 = 0, a2 = 0, a3 = 0, a4 = 0, a5 = 0, a6 = 0, a7 = 0, a8 = 0, a9 = 0;
            int b1 = 0, b2 = 0, b3 = 0, b4 = 0, b5 = 0, b6 = 0, b7 = 0, b8 = 0, b9 = 0;
            int c1 = 0, c2 = 0, c3 = 0, c4 = 0, c5 = 0, c6 = 0, c7 = 0, c8 = 0, c9 = 0;
            int[,] a = new int[3, 3];
            int[,] b = new int[3, 3];
            int[,] c = new int[3, 3];
            String output;
           
          
           

            a1 = int.Parse(textBox1.Text);
            a2 = int.Parse(textBox2.Text);
            a3 = int.Parse(textBox3.Text);
            a4 = int.Parse(textBox4.Text);
            a5 = int.Parse(textBox5.Text);
            a6 = int.Parse(textBox6.Text);
            a7 = int.Parse(textBox7.Text);
            a8 = int.Parse(textBox8.Text);
            a9 = int.Parse(textBox.Text);
           
            b1 = int.Parse(textBox10.Text);
            b2 = int.Parse(textBox11.Text);
            b3 = int.Parse(textBox12.Text);
            b4 = int.Parse(textBox13.Text);
            b5 = int.Parse(textBox14.Text);
            b6 = int.Parse(textBox15.Text);
            b7 = int.Parse(textBox16.Text);
            b8 = int.Parse(textBox17.Text);
            b9 = int.Parse(textBox18.Text);

            c1 = a1 * b1 + a4 * b2 + a7 * b3;
            c2 = a2 * b1 + a5 * b2 + a8 * b3;
            c3 = a3 * b1 + a6 * b2 + a9 * b3;
            c4 = a1 * b4 + a4 * b5 + a7 * b6;
            c5 = a2 * b4 + a5 * b5 + a8 * b6;
            c6 = a3 * b4 + a6 * b5 + a9 * b6;
            c7 = a1 * b7 + a4 * b8 + a7 * b9;
            c8 = a2 * b7 + a5 * b8 + a8 * b9;
            c9 = a3 * b7 + a6 * b8 + a9 * b9;
           
            output = Convert.ToString(c1);
            textBox19.Text = Convert.ToString(c1);
            output = Convert.ToString(c2);
            textBox20.Text = Convert.ToString(c2);
            output = Convert.ToString(c3);
            textBox21.Text = Convert.ToString(c3);
            output = Convert.ToString(c4);
            textBox22.Text = Convert.ToString(c4);
            output = Convert.ToString(c5);
            textBox23.Text = Convert.ToString(c5);
            output = Convert.ToString(c6);
            textBox24.Text = Convert.ToString(c6);
            output = Convert.ToString(c7);
            textBox25.Text = Convert.ToString(c7);
            output = Convert.ToString(c8);
            textBox26.Text = Convert.ToString(c8);
            output = Convert.ToString(c9);
            textBox27.Text = Convert.ToString(c9);

        }
    }
}

第3次作業

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        Form2 newform;
        public Form1()
        {
            InitializeComponent();
        }
        private void button1_Click(object sender, EventArgs e)
        {

            int a1,d,an,n,sn;
            a1 = int.Parse(textBox1.Text);
            d = int.Parse(textBox3.Text);
            n = int.Parse(textBox2.Text);
            an = a1+(n-1)*d;
            sn = (a1 + an) * n / 2;
            textBox4.Text = ""+an ;
            textBox5.Text = "" + sn;

        }
        private void Form1_Load(object sender, EventArgs e)
        {
        }
        private void textBox5_TextChanged(object sender, EventArgs e)
        {
        }
       
        private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
        }
        private void label6_Click(object sender, EventArgs e)
        {
        }
        private void button3_Click(object sender, EventArgs e)
        {
           
        }
        private void button2_Click(object sender, System.EventArgs e)
        {
            newform = new Form2();
            newform.Show();
        }
   
   
    }
}
=================================

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WindowsFormsApplication1
{
    public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }
        private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
        {

        }
        private void button1_Click(object sender, EventArgs e)
        {
           
           
           
           
           
           
           
           
           
           
            listBox1.Items.Add("1*1=1 1*2=2 1*3=3 1*4=4 1*5=5 1*6=6 1*7=7 1*8=8 1*9=9");
            listBox1.Items.Add("2*1=2 2*2=4 2*3=6 2*4=8 2*5=10 2*6=12 2*7=14 2*8=16 2*9=18");
            listBox1.Items.Add("3*1=3 3*2=6 3*3=9 3*4=12 3*5=15 3*6=18 3*7=21 3*8=24 3*9=27");
            listBox1.Items.Add("4*1=4 4*2=8 4*3=12 4*4=16 4*5=20 4*6=24 4*7=28 4*8=32 4*9=36");
            listBox1.Items.Add("5*1=5 5*2=10 5*3=15 5*4=20 5*5=25 5*6=30 5*7=35 5*8=40 5*9=45");
            listBox1.Items.Add("6*1=6 6*2=12 6*3=18 6*4=24 6*5=30 6*6=36 6*7=42 6*8=48 6*9=54");
            listBox1.Items.Add("7*1=7 7*2=14 7*3=21 7*4=28 7*5=35 7*6=42 7*7=49 7*8=56 7*9=63");
            listBox1.Items.Add("8*1=8 8*2=16 8*3=24 8*4=32 8*5=40 8*6=48 8*7=56 8*8=64 8*9=72");
            listBox1.Items.Add("9*1=9 9*2=18 9*3=27 9*4=36 9*5=45 9*6=54 9*7=63 9*8=72 9*9=81");
        }
    }
}