Toy brainf**k interpreter; example app that can be modified without restarting

ugh, handle absolute as well as relative paths

Created by  Kartik K. Agaram  on July 1, 2022
S7ZZA3YEKYGLBN6UC2N7WGUS43L6MX2KQQ2LBUZT4FQ7K7V5IQGQC
Change contents