设计一个windows应用程序,输入一个正整数,逆序打印出每一个位数.docx

windows 应用程序，输入一个正整数，逆序打印出每一个位数
using System;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
= "";
= "";
();
}
private void button2_Click(object sender, EventArgs e)
{
int a = ();
int b = 0;
while (a > 0)
{
b = b * 10 + a % 10;
a = a / 10;
}
= ();
}
}
}
设计一个简单的 windows 应用程序，输入联系人的姓名，电话和 email ，单击“添加”按
钮，显示联系人的相应信息
using System;
using ;
using ;
using ;
using ;
using ;
using ;
using ;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
string name = ;
string phone = ;
string email = ;
AddressBook ab = new AddressBook(name,phone,email);
+= " 姓名： " + + "\n" +
" 电话： " + + "\n" +
"Email ： " + + "\n";
}
private void button2_Click(ob