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CodingEasyLeetCode 706
Design HashMap
Implement a HashMap for integer keys/values without using built-in hash table libraries that supports put, get, and remove operations. The core challenge is to design…
Companies: Anduril, Canva, Chewy, Goldman Sachs +2
Array · Design · Hash Function · Hash Table
Last reported Sep 2026
Open workspace
CodingMediumLeetCode 694
Number of Distinct Islands
Given a binary grid, count how many distinct island shapes (connected components of 1s via 4-directional adjacency) appear, treating two islands as identical if they…
Companies: Anduril, Oracle, TikTok
Array · Breadth-First Search · Depth-First Search · Hash Function
Last reported Jun 2026
Open workspace