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    發布日期: 2024-09-25
  • 語言: ASP
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資源簡介

C# asp.net系統 用于隨機產生 指定范圍 指定數量的四則運算試題

資源截圖

代碼片段和文件信息

using?System;
using?System.Collections.Generic;
using?System.Text;

namespace?Examination
{
????class?Exam
????{
????????private?Random?ra?=?new?Random();
????????private?int?_value1?_value2?_operator?_answer?_range?_stAnswer?=?-1;

???????

????????///?
????????///?構造函數
????????///?

????????///?題目范圍
????????public?Exam(int?range)
????????{
????????????Range?=?range;
????????}

????????///?
????????///?構造函數
????????///?

????????///?題目范圍
????????///?是否自動生成題目
????????public?Exam(int?range?bool?isAuto)
????????{
????????????Range?=?range;
????????????GenRandomOperator();
????????????switch?(Operator)
????????????{
????????????????case?1:
????????????????????GenAddExam();
????????????????????break;
????????????????case?2:
????????????????????GenSubstractionExam();
????????????????????break;
????????????????case?3:
????????????????????GenMultiplicationExam();
????????????????????break;
????????????????default:
????????????????????GenDividerExam();
????????????????????break;
????????????}
????????}

????????///?
????????///?生成加法
????????///?

????????public?void?GenAddExam()
????????{
????????????Value1?=?ra.Next(1?Range);
????????????Value2?=?ra.Next(1?Range?-?Value1?+?1);
????????????Answer?=?Value1?+?Value2;
????????}

????????///?
????????///?生成減法
????????///?

????????public?void?GenSubstractionExam()
????????{
????????????Value1?=?ra.Next(1?Range?+?1);
????????????Value2?=?ra.Next(1?Value1?+?1);
????????????Answer?=?Value1?-?Value2;
????????}

????????///?
????????///?生成乘法
????????///?

????????public?void?GenMultiplicationExam()
????????{
????????????Value1?=?ra.Next(1?Range?+?1);
????????????Value2?=?ra.Next(1?Convert.ToInt32(Range?/?Value1)?+?1);
????????????Answer?=?Value1?*?Value2;
????????}

????????///?
????????///?生成除法
????????///?

????????public?void?GenDividerExam()
????????{
????????????Value2?=?ra.Next(1?Range?+?1);
????????????Answer?=?ra.Next(1?Convert.ToInt32(Range?/?Value2)?+?1);
????????????Value1?=?Value2?*?Answer;
????????}

????????///?
????????///?生成隨機的操作符
????????///?

????????public?void?GenRandomOperator()
????????{
????????????Operator?=?ra.Next(1?5);
????????}

????????///?
????????///?獲得操作符字符
????????///?

????????///?操作符字符
????????public?string?GetOperator()
????????{
????????????switch?(Operator)
????????????{
????????????????case?1:
????????????????????return?“+“;
????????????????case?2:
????????????????????return?“-“;
????????????????case?3:
????????????????????return?“ד;
????????????????default:
????????????????????return?“÷“;
????????????}
????????}

????????///?
????????///?打印函數
????????///?

????????///?

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

?????文件????????922??2009-04-02?08:09??Examination1\Examination.sln

????..A..H.?????15872??2009-05-03?08:44??Examination1\Examination.suo

?????文件???????4324??2009-06-08?11:28??Examination1\Examination\Exam.cs

?????文件???????3623??2009-04-09?14:56??Examination1\Examination\Examination.csproj

?????文件??????23298??2009-04-09?15:08??Examination1\Examination\Form1.cs

?????文件??????49829??2009-04-09?14:54??Examination1\Examination\Form1.Designer.cs

?????文件???????5814??2009-04-09?14:54??Examination1\Examination\Form1.resx

?????文件????????588??2009-04-09?15:04??Examination1\Examination\FormScore.cs

?????文件???????2318??2009-04-09?15:04??Examination1\Examination\FormScore.Designer.cs

?????文件???????5814??2009-04-09?15:04??Examination1\Examination\FormScore.resx

?????文件????????470??2009-04-02?08:09??Examination1\Examination\Program.cs

?????文件??????45056??2009-05-03?08:43??Examination1\Examination\bin\Debug\Examination.exe

?????文件??????83456??2009-05-03?08:43??Examination1\Examination\bin\Debug\Examination.pdb

?????文件???????5632??2005-12-08?14:51??Examination1\Examination\bin\Debug\Examination.vshost.exe

?????文件????????339??2009-05-03?08:44??Examination1\Examination\obj\Examination.csproj.FileList.txt

?????文件????????904??2009-04-10?10:06??Examination1\Examination\obj\Debug\Examination.csproj.GenerateResource.Cache

?????文件??????45056??2009-05-03?08:43??Examination1\Examination\obj\Debug\Examination.exe

?????文件????????180??2009-04-09?14:54??Examination1\Examination\obj\Debug\Examination.Form1.resources

?????文件????????180??2009-04-09?15:04??Examination1\Examination\obj\Debug\Examination.FormScore.resources

?????文件??????83456??2009-05-03?08:43??Examination1\Examination\obj\Debug\Examination.pdb

?????文件????????180??2009-04-09?14:54??Examination1\Examination\obj\Debug\Examination.Properties.Resources.resources

?????文件????????762??2009-04-16?20:10??Examination1\Examination\obj\Examination.csproj.FileListAbsolute.txt

?????文件???????1170??2009-04-02?08:09??Examination1\Examination\Properties\AssemblyInfo.cs

?????文件???????2876??2009-04-02?08:09??Examination1\Examination\Properties\Resources.Designer.cs

?????文件???????5612??2009-04-02?08:09??Examination1\Examination\Properties\Resources.resx

?????文件???????1094??2009-04-02?08:09??Examination1\Examination\Properties\Settings.Designer.cs

?????文件????????249??2009-04-02?08:09??Examination1\Examination\Properties\Settings.settings

?????目錄??????????0??2009-04-16?13:23??Examination1\Examination\obj\Debug\Refactor

?????目錄??????????0??2009-04-16?13:23??Examination1\Examination\obj\Debug\TempPE

?????目錄??????????0??2009-04-16?13:23??Examination1\Examination\bin\Debug

............此處省略9個文件信息

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