2. Are you smart (i.e a person who doesn't do any leetcode but knows the fundamentals and can sythesize past knowledge well enough to answer a new question) Le

2. Are you smart (i.e a person who doesn't do any leetcode but knows the fundamentals and can sythesize past knowledge well enough to answer a new question) Leetcode questions can by definition never come close to real life problems - they are simply out of context. Working on a project even a few weeks will grant a smart person any insights he might actually need. The kind of out of the blue puzzle problem a leetcode presents is more akin to crosswords in old leisure magazines.