設(shè)計(jì)一個(gè)windows應(yīng)用程序,輸入一個(gè)正整數(shù),逆序打印出每一個(gè)位數(shù)

1、1.設(shè)計(jì)一個(gè) windows 應(yīng)用程序，輸入一個(gè)正整數(shù)，逆序打印出每一個(gè)位數(shù)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 WindowsFormsApplication1public partial class Form1 : Formpublic Form1()Initi

2、alizeComponent();private void button1_Click(object sender, EventArgs e)textBox1.Text = ;textBox2.Text = ;textBox1.Focus();private void button2_Click(object sender, EventArgs e)int a = int.Parse(textBox1.Text);int b = 0;while (a 0)b = b * 10 + a % 10;a = a / 10;textBox2.Text = b.ToString();2. 設(shè)計(jì)一個(gè)簡(jiǎn)單的

3、 windows 應(yīng)用程序，輸入聯(lián)系人的姓名，電話和 email ，單擊“添加”按鈕，顯示聯(lián)系人的相應(yīng)信息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 WindowsFormsApplication1public partial class Form1 : Formpubl

4、ic Form1()InitializeComponent();private void button1_Click(object sender, EventArgs e)string name = textBox1.Text;string phone = textBox2.Text;string email = textBox3.Text;AddressBook ab = new AddressBook(name,phone,email);label4.Text += 姓名： + ab.Name + n + 電話： + ab.Phone + n +Email： + ab.Email + n;

5、private void button2_Click(object sender, EventArgs e)textBox1.Text = ;textBox2.Text = ;textBox3.Text = ;textBox1.Focus();3. 自定義一個(gè)時(shí)間類。該類包含小時(shí)，分，秒字段與屬性，具有將秒增加1 秒的方法using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using S

6、ystem.Text;using System.Windows.Forms;namespace WindowsFormsApplication1public partial class Form1 : Formpublic Form1()InitializeComponent();private void button1_Click(object sender, EventArgs e) int hour = int.Parse(textBox1.Text);int minute = int.Parse(textBox2.Text);int second = int.Parse(textBox

7、3.Text);Time t = new Time(hour, minute, second);t.AddSecond();textBox1.Text = t.Hour.ToString();textBox2.Text = t.Minute.ToString();textBox3.Text = t.Second.ToString();private void button2_Click(object sender, EventArgs e)textBox1.Text = ;textBox2.Text = ;textBox3.Text = ;private void Form1_Load(obj

8、ect sender, EventArgs e)Time t = new Time();textBox1.Text = t.Hour.ToString();textBox2.Text = t.Minute.ToString();textBox3.Text = t.Second.ToString();4. 設(shè)計(jì)一個(gè) windows 應(yīng)用程序，在該程序中首先構(gòu)造一個(gè)學(xué)生基本類，再分別構(gòu)造小學(xué)生，中學(xué)生，大學(xué)生等派生類，當(dāng)輸入相關(guān)數(shù)據(jù)，單擊不同按鈕（小學(xué)生，中學(xué)生，大學(xué)生）將分別創(chuàng)建不同的學(xué)生對(duì)象， 并輸入當(dāng)前的學(xué)生總?cè)藬?shù)， 該學(xué)生的姓名， 學(xué)生類型和平均成績(jī)using System;using S

9、ystem.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace WindowsFormsApplication1public partial class Form1 : Formpublic Form1()InitializeComponent();private void button1_Click(object sender,

10、 EventArgs e) String name = textBox1.Text;int age = int.Parse( textBox2.Text );double chinese = double.Parse( textBox3.Text );double math = double.Parse( textBox4.Text );Pupil stu = new Pupil(name,age,chinese,math);label6.Text += 總?cè)藬?shù)： + Student.number + , +姓名： + stu.Name + , +小學(xué)生 , 平均成績(jī)?yōu)椋?+ stu.Aver

11、age() + n;private void button2_Click(object sender, EventArgs e) String name = textBox1.Text;int age = int.Parse(textBox2.Text);double chinese = double.Parse(textBox3.Text);double math = double.Parse(textBox4.Text);double english = double.Parse(textBox5.Text);Middle stu = new Middle(name, age, chinese, math,english);label6.Text += 總?cè)藬?shù)： + Student.number + , + 姓名： + stu.Name + , +中學(xué)生 , 平均成績(jī)?yōu)椋?+ stu.Average() + n;private void button3_Click(object sender, EventArgs e)String name = textBox1.Text;int age = int.Parse(textBox2.Text);double bixiu = double.Parse(textBox3.Text);double xuanxiu =