Challenge activity 1.11.1: using constant in expression is not working for me. Can any one help me find the right code?

Design a pos circuit that displays the letters a through j on a seven-segment indicator. the circuit has four inputs w, x, y, and z which represent the last 4 bits of the uppercase ascii code for the letter to be displayed. thus, if wxyz = 0001 then "a" will be displayed. (any answer with 22 or fewer gates and inverters, not counting any for the inputs, is acceptable)

How do i get the most points, without any effort?

When using a public computer or network, you should always