How can I make a simple game with c #?

Question

How can I make a simple game with c #?
Hi
I just want a game with the following characteristics?
When I click on the form
Make a circle
And if I click again it can be constructed in a circle
If the new circle color circle was equal to the previous
Both circles are subject to removal.
Please help me?
Please help me how can I write about this game.
(Of course - I'm a novice programmer)