Creating a program function ?

[lvl107]

   Hello Everyone.

   Need help with creating a program function W(  ) with the input and a similar output as the above ?

        Thanks in advance.

               Regards.

[Werner_E]

What will you do if the number of columns is odd?

[Werner_E · Accepted solution]

Here you are.

If in case of an odd number of columns you want zeros the center column, simply change "round" to "trunc".

[lvl107]

Many thanks for your time and help, Werner.   

       Best Regards.