I have a excel sheet & i need to fill data in 4 columns that are not continuous.

I know if i can use collect all my data in a array & writing it using excel range can be efficient as in

http://www.clear-lines.com/blog/post/Write-data-to-an-Excel-worksheet-with-C-fast.aspx

But i'm not very comfortable with range objects though i love to achieve my requirement using arrays & range.

Can someone assist me?

Thanks..