Thst is staggeringly awful way to do things. Cumbersome and slow and unintuitive. Not to mention excessively complex when you dont have nice even whole number results.
Nice tutorial Mam...keep up the good work... I would like to add a thing that i think there is no need of writing "Calculator Not Allowed" As there is already no need of calculator in solving this problem.😊 Hope you will not mind it^_^