A butcher can sharpen knives very well, but that doesn't mean they'll know how to cook. Same goes for a line cook, while a chef knows how to run a kitchen... so

A butcher can sharpen knives very well, but that doesn't mean they'll know how to cook. Same goes for a line cook, while a chef knows how to run a kitchen... sorry for being pedantic, but being good at grinding out Leetcode questions doesn't mean you'll be a good programmer. It'll mean you'll be good at answering Leetcode puzzles.