第二次作業 四則運算

標籤：

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 Windowss{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        public static int Count = 0;//題目總數        public static int right = 0;//正確的題目總數                    private void button1_Click(object sender, EventArgs e)        {                    RandomNum();        }        //產生一個0-10的隨機數並在文字框中顯示                private void  RandomNum()                {                    Random ran=new Random ();                    int n1,n2;                   n1=ran .Next (1,11);//產生一個數                   n2 = ran.Next(1, 11);//產生一個數                   textBox1.Text = n1.ToString();                   textBox2.Text = n2.ToString();                   textBox3.Text = "";                   Count++;                               }        private void textBox3_KeyDown(object sender, KeyEventArgs e)        {            int txb;            string tb=textBox4.Text;            switch(tb)            {                case "+":                    txb =int. Parse(textBox1.Text)+int .Parse (textBox2 .Text );                    break ;                case "-":                    txb =int .Parse ( textBox1 .Text)-int .Parse ( textBox2.Text  );                    break;                case "*":                     txb =int .Parse ( textBox1 .Text )*int .Parse ( textBox2 .Text );                    break ;                default:                    txb =int .Parse ( textBox1 .Text )/int .Parse ( textBox2 .Text );                    break ;            }                        if ( e.KeyCode ==Keys.Enter )                    {                       if ( textBox3.Text == txb.ToString())                            right++;                        RandomNum();                    }            }                private void button2_Click(object sender, EventArgs e)                {                    textBox3.Enabled = false;                    Form2 frm2 = new Form2();                     frm2.ShowDialog ();                                   }                private void button3_Click(object sender, EventArgs e)                {                    new Form3().Show();                }                private void label3_Click(object sender, EventArgs e)                {                    textBox4.Text = "+";                }                private void label4_Click(object sender, EventArgs e)                {                    textBox4.Text = "-";                }                private void label5_Click(object sender, EventArgs e)                {                    textBox4.Text = "*";                }                private void label6_Click(object sender, EventArgs e)                {                    textBox4.Text = "/";                }                private void button2_Click_1(object sender, EventArgs e)                {                    textBox3.Enabled = false;                    Form2 frm2 = new Form2();                    frm2.ShowDialog();                }                private void button3_Click_1(object sender, EventArgs e)                {                    new Form3().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 Windowss{    public partial class Form2 : Form    {        public Form2()        {            InitializeComponent();        }        private void Form2_Load(object sender, EventArgs e)        {            textBox1.Text = Form1.Count.ToString();//題目總數            textBox2.Text = Form1.right.ToString();//正確題目數目            textBox3.Text = ((Form1.right / (double)(Form1.Count)) * 100).ToString() + "%";//題目正確率        }        private void button1_Click(object sender, EventArgs e)        {            this.Close();        }    }}

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 Windowss{    public partial class Form3 : Form    {        public Form3()        {            InitializeComponent();        }        private void button1_Click(object sender, EventArgs e)        {            this.Close();        }    }}

 

 

第二次作業 四則運算