> 2. not being able to solve these tasks doesn't mean you're a bad developer. Half of those questions are based on sophomore-level data structures and algorit

> 2. not being able to solve these tasks doesn't mean you're a bad developer. Half of those questions are based on sophomore-level data structures and algorithms classes, the same concepts that operating systems, compilers, and most libraries/frameworks are based on. I would certainly hope that an experienced developer could effortlessly relearn basic concepts taught to college sophomores long enough to pass an interview.