Problem 1
This one is pretty easy. What you need to do is make sure you know how to compile and input programs in C#. The source code for the program is below so all you have to do is type or paste it in and run it. If it works, then you can at least feel you can compile. First start VS .NET and you should be able to see the projects window as below
You won't have the same location or name, but you should name and select the destination folder for your project. It should be a Console Application but you can name it anything you like. Just click on Console Application and make sure you chose C#. You should then see:
This is where you can input the information for this program. If you have any errors, you should try and compare my original code below to what you typed. Everything is case sensitive and very picky.