👉 In programming, "levellest" is a term used to describe the process of finding or identifying the lowest common ancestor (LCA) in a tree. The LCA represents the root node that is closest to both its parent and any ancestor nodes. The concept comes from the fact that the LCA can be found by traversing the tree in a bottom-up manner, starting at the root node and working down the tree towards the leaf nodes until you find the lowest common ancestor. This process helps