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Word Traversal / Stack / Two PointersSolved Oct 31, 2025
6 in the last 6 months
Community-reported company tags from leetcode-company-wise-problems (updated 2026-10-08). Bar shows how often each company asks it.
Problem
Given an input string S, reverse the order of the words. Words are separated by at least one space. The output should not contain leading, trailing, or multiple spaces between words.
Example: Input: "the sky is blue" Output: "blue is sky the"
Reading the solution first feels like progress, but it makes the next similar problem — and the interview version — much harder, because you skipped the part where you figure it out. Give it an honest 20–30 minutes. Stuck? Re-read the pattern, watch the concept video, or try the brute force first.
Hidden: approach · solution code