A problem of if-else .Want the assistant

I am training C# and dont understand in if-else

http://images.temppic.com/30-06-2009...0.23564900.jpg


i need only code program

please help me T T

Please read the homework guidelines. Review your notes and/or ask the instructor for another explanation.

I want an a little example,please.

The if statement - C# Tutorial

I think that page just caused me to have a stroke...who do I call? Jim Sokolove? Ghostbusters?