Put every word in a trie, then depth-first-search from the start of the trie, only searching nodes that ended a word. Every node found (except the root, which is a specialcase) then represents a word with all it's prefixes present. We take the best such word.https://leetcode.com/...
You need to find the length of the longest common prefix between all pairs of integers(x, y)such thatxbelongs toarr1andybelongs toarr2. Return the length of the longest common prefix among all pairs. If no common prefix exists among them, return0. Example 1: Input: arr1 = [1,10,10...