It's mostly written in c #, and there is a.net 2003 tool. It's the train ticket system

Train
.....\BusinessRule
.....\............\AssemblyInfo.cs
.....\............\bin
.....\............\...\Debug
.....\............\BusinessRule.csproj
.....\............\BusinessRule.csproj.user
.....\............\obj
.....\............\...\Debug
.....\............\Tables
.....\............\......\BankClass.cs
.....\............\......\T_schedule.cs
.....\............\......\T_schedule_detail.cs
.....\............\TablesBusiness
.....\............\..............\TrainBank.cs
.....\............\..............\TrainBussiness.cs
.....\............\..............\TrainBussiness1.cs
.....\DataAccess
.....\..........\AssemblyInfo.cs
.....\..........\bin
.....\..........\...\Debug
.....\..........\DataAccess.csproj
.....\..........\DataAccess.csproj.user
.....\..........\DataAccessInfo.cs
.....\..........\MyConn.cs
.....\..........\obj
.....\..........\...\Debug
.....\TrainProject

.....\............\AssemblyInfo.cs
.....\............\bin
.....\............\...\Debug
.....\............\ChaXunForm.cs
.....\............\ChaXunForm.resx
.....\............\Form1.cs
.....\............\Form1.resx
.....\............\Form2.cs
.....\............\Form2.resx
.....\............\FromZhuJieMian.csproj
.....\............\obj
.....\............\...\Debug
.....\............\TrainProject.csproj
.....\............\TrainProject.csproj.user
.....\............\TrainProject.sln
.....\............\WangShangJiaoYi.cs
.....\............\WangShangJiaoYi.resx

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