csharp写的一个时钟程序，带有闹钟和一个简单的任务计划功能-CSharp written procedures for a clock with alarm clock and a simple function of the task plan

C#写的一个闹钟程序，可以建立多个闹钟，设置闹钟类型等，非常实用-C# Write an alarm clock program, you can create multiple alarm clock, set the alarm type and so on, very useful