It evaluates someone's capacity to approach a complex task
It's like in school, you learn many things, not necessarily useful in your daily life, but you learn to learn, and that's what they can see when they confront you with a challenge
Of course, some people who heavily train for this have maybe an advantage, like in school exams.. Personally I never specifically trained for an interview, I just like algorithms, doing some leetcode.com challenges when I've time is a pleasure
It's like in school, you learn many things, not necessarily useful in your daily life, but you learn to learn, and that's what they can see when they confront you with a challenge
Of course, some people who heavily train for this have maybe an advantage, like in school exams.. Personally I never specifically trained for an interview, I just like algorithms, doing some leetcode.com challenges when I've time is a pleasure