built a DECIMAL to 8-bit BINARY converter using ONLY IF function in EXCEL.

(if I get any other answer instead of what I have asked I will dislike the answer. This is 2nd time I am posting this question)

Description Using Excel, build a decimal to 8-bit binary converter. Here is a video demonstration. Decimal to Binary ... 5 4 2 1 > 0 0 1 . 0 0 1 1 Do not use any Excel functions except for IF. Use of ANY Excel function other than IF results in a 0% grade