What should be the approach for this question?

#1

Actually, i’m not getting the correct approach for this program. From where should i start it?? like i need to create a total of 8 modules for this question like a binary to decimal converter and vice versa or do we need to follow some other approach?? Kindly guide me

#2

i have attached the starting template code
now you have to complete the code given below

#3

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