Reddit Coding & Algorithms Interview Questions
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Medium
Software EngineerImplement a sliding-window rate limiter
Problem Design and implement an in-memory rate limiter using a sliding time window. You are given a stream of requests. Each request has: - key (e.g.,...
Coding & Algorithms
0
0
Nov 10, 2025
Reddit
Medium
Software EngineerFind word sequence with 1–2 char changes
Given a beginWord, an endWord, and a dictionary (wordList) of unique same-length lowercase words, determine whether there exists a transformation sequ...
Coding & Algorithms
0
0
Sep 6, 2025