Coders Crushby Napplied AI

Data Structures & Algorithms

100+ curated problems from top tech interviews

AllArrays & HashingTwo PointersSliding WindowStack & QueueBinary SearchLinked ListsTreesTriesHeap / Priority QueueGraphsDynamic ProgrammingBacktrackingGreedyIntervalsMath & GeometryBit Manipulation

4 problems found

Autocomplete System

HardTries

Implement autocomplete...

O(n*log n) / O(n)
Google, Amazon

Word Search II

Coders Crushby Napplied AI

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System Design

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Coders Crush by Napplied AI - Tech Interview & Coding Should Be Effortless

HardTries

Search words in grid using trie...

O(m*n*4^L) / O(t)
Google, Amazon

Implement Trie

MediumTries

Implement prefix tree...

O(m) / O(1)
Google, Amazon

Replace Words

MediumTries

Replace words with dictionary root...

O(n*m*k) / O(t)
Google, Facebook