A computer lab has num$\_$laptops read from input representing the number of laptops. The computer lab then receives enough desktops such that they have the same number of laptops and desktops. The next day, the computer lab receives $4$ additional laptops.

First, write statements to update num$\_$laptops and num$\_$desktops.

Then, assign the variable total$\_$computers with the total number of laptops and desktops