How to write a psuedo code to convert binary into decimal???

Question

Using only while loop and if else conditions.

Answer 1

Here's the code, but i have used function to avoid code repetition and you can use multiple if else statements instead of switch.
https://code.sololearn.com/cic9Na2Fdzd2/?ref=app

Answer 2

Sorry Ive posted the opposite code, this one may help you:
https://code.sololearn.com/cWRp46gtqnSv/?ref=app