using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;

namespace?進(jìn)制轉(zhuǎn)換
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????}


????????Random?rd?=?new?Random（）;
????????Random?rd2?=?new?Random（）;
????????int?oper1?oper2;
????????char?Operation;
????????int?time=40;
????????int?counterAll=0?counterRight=0;

????????public?int?GenerateRan（）
????????{
????????????
????????????int?a?=?rd.Next（0?1000）;
????????????return?a;
????????}
????????public?int?GenRan（）
????????{
????????????Random?rd2?=?new?Random（）;
????????????int?a?=?rd.Next（0?100）;
????????????return?a;
????????}

????????public?char?GenerateOper（）
????????{
???????????double?dou=?rd.NextDouble（）;
???????????if?（dou?>?0.5）
???????????????return?‘+‘;
???????????else?return?‘-‘;
????????}
????????public?char?GenerateOper2（）
????????{
????????????double?dou?=?rd.NextDouble（）;
????????????if?（dou?>?0.5）
????????????????return?‘*‘;
????????????else?return?‘/‘;
????????}

???????public?int?GenerateKey（int?oper1char?operationint?oper2）
????????{
????????????switch?（operation）
????????????{
????????????????case?‘+‘:
????????????????????return?oper1?+?oper2;
???????????????????
????????????????case?‘-‘:
????????????????????return?oper1?-?oper2;
????????????????????
????????????????case?‘*‘:
????????????????????return?oper1?*?oper2;
????????????????????
????????????????case?‘/‘:
????????????????????return?oper1?/?oper2;
????????????????default:
????????????????????return?0;
???????????????????
????????????}
????????}

????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{
????????????radioButton1.Checked?=?true;
????????????button2.Enabled?=?false;
????????????textBox1.ReadOnly?=?true;
????????????lblTime.Text?=?“剩余時間：“;
????????????timer1.Enabled?=?false;
????????????timer1.Interval?=?1000;
???????????

????????????
????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????if?（radioButton1.Checked?==?true）
????????????
????????????????Operation?=?GenerateOper（）;
????????????
????????????else
????????????????Operation?=?GenerateOper2（）;
????????????oper1=GenerateRan（）;
????????????oper2?=?GenRan（）;
????????????
????????????textBox1.Text=oper1.ToString（）+Operation+oper2.ToString（）+“=“;
????????????button2.Enabled?=?true;
??????????
????????????timer1.Enabled?=?true;
????????????

????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????if?（textBox2.Text.Trim（）?==?string.Empty）
????????????{
????????????????MessageBox.Show（“您尚未答題“?“提示“?MessageBoxButtons.OK?MessageBoxIcon.Information）;
????????????????return;
????????????}
????????????counterAll++;
????????????if?（textBox2.Text?==?GenerateKey（oper1?Operation?ope

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3231??2009-03-22?09:44??進(jìn)制轉(zhuǎn)換\進(jìn)制轉(zhuǎn)換.csproj

?????文件????????471??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Program.cs

?????文件???????8997??2009-06-15?10:15??進(jìn)制轉(zhuǎn)換\Form1.Designer.cs

?????文件???????6008??2009-06-15?10:15??進(jìn)制轉(zhuǎn)換\Form1.resx

?????文件???????4080??2009-06-15?10:17??進(jìn)制轉(zhuǎn)換\Form1.cs

?????文件????????303??2009-06-15?13:25??進(jìn)制轉(zhuǎn)換\obj\進(jìn)制轉(zhuǎn)換.csproj.FileList.txt

????..A.SHR?????????8??2009-05-09?17:52??進(jìn)制轉(zhuǎn)換\obj\Desktop_1.ini

?????文件????????180??2009-06-15?10:15??進(jìn)制轉(zhuǎn)換\obj\Debug\進(jìn)制轉(zhuǎn)換.Form1.resources

?????文件????????180??2009-03-22?09:44??進(jìn)制轉(zhuǎn)換\obj\Debug\進(jìn)制轉(zhuǎn)換.Properties.Resources.resources

?????文件??????24576??2009-06-15?11:11??進(jìn)制轉(zhuǎn)換\obj\Debug\進(jìn)制轉(zhuǎn)換.exe

????..A.SHR?????????8??2009-05-09?17:52??進(jìn)制轉(zhuǎn)換\obj\Debug\Desktop_1.ini

?????文件??????28160??2009-06-15?11:11??進(jìn)制轉(zhuǎn)換\obj\Debug\進(jìn)制轉(zhuǎn)換.pdb

?????文件????????842??2009-06-15?10:15??進(jìn)制轉(zhuǎn)換\obj\Debug\進(jìn)制轉(zhuǎn)換.csproj.GenerateResource.Cache

????..A.SHR?????????8??2009-05-09?17:52??進(jìn)制轉(zhuǎn)換\obj\Debug\TempPE\Desktop_1.ini

????..A.SHR?????????8??2009-05-09?17:52??進(jìn)制轉(zhuǎn)換\bin\Desktop_1.ini

?????文件???????5632??2005-12-08?14:51??進(jìn)制轉(zhuǎn)換\bin\Debug\進(jìn)制轉(zhuǎn)換.vshost.exe

?????文件??????24576??2009-06-15?11:11??進(jìn)制轉(zhuǎn)換\bin\Debug\進(jìn)制轉(zhuǎn)換.exe

?????文件??????28160??2009-06-15?11:11??進(jìn)制轉(zhuǎn)換\bin\Debug\進(jìn)制轉(zhuǎn)換.pdb

????..A.SHR?????????8??2009-05-09?17:52??進(jìn)制轉(zhuǎn)換\bin\Debug\Desktop_1.ini

?????文件???????5612??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Properties\Resources.resx

?????文件????????249??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Properties\Settings.settings

?????文件???????1196??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Properties\AssemblyInfo.cs

?????文件???????2878??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Properties\Resources.Designer.cs

?????文件???????1095??2009-03-22?09:17??進(jìn)制轉(zhuǎn)換\Properties\Settings.Designer.cs

????..A.SHR?????????8??2009-05-09?17:51??進(jìn)制轉(zhuǎn)換\Properties\Desktop_1.ini

?????目錄??????????0??2009-06-15?13:21??進(jìn)制轉(zhuǎn)換\obj\Debug\Refactor

?????目錄??????????0??2009-06-15?13:21??進(jìn)制轉(zhuǎn)換\obj\Debug\TempPE

?????目錄??????????0??2009-06-15?13:21??進(jìn)制轉(zhuǎn)換\obj\Debug

?????目錄??????????0??2009-06-15?13:21??進(jìn)制轉(zhuǎn)換\bin\Debug

?????目錄??????????0??2009-06-15?13:21??進(jìn)制轉(zhuǎn)換\obj

............此處省略6個文件信息