22a. Digits V

1. (transl8: number -> number) Write a function that changes all of the 8 digits to zeros.

    (check-expect (transl8 8) 0)
    (check-expect (transl8 128) 120)
    (check-expect (transl8 847) 47)
    (check-expect (transl8 68687) 60607)
   

2. (i88 : number -> number) Write a function that removes all of the digits 8 from a number.

    (check-expect (i88 128) 12)
    (check-expect (i88 847) 47)
    (check-expect (i88 81838) 13)
    (check-expect (i88 8474850826) 4745026)