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Leetcode

A collection of LeetCode questions to ace the coding interview! - Created using LeetHub v2

LeetCode Topics

Array

0001-two-sum
0011-container-with-most-water
0015-3sum
0033-search-in-rotated-sorted-array
0036-valid-sudoku
0049-group-anagrams
0074-search-a-2d-matrix
0121-best-time-to-buy-and-sell-stock
0128-longest-consecutive-sequence
0150-evaluate-reverse-polish-notation
0153-find-minimum-in-rotated-sorted-array
0167-two-sum-ii-input-array-is-sorted
0217-contains-duplicate
0238-product-of-array-except-self
0347-top-k-frequent-elements
0735-asteroid-collision
0739-daily-temperatures
0792-binary-search
0907-koko-eating-bananas
2058-concatenation-of-array

Hash Table

0001-two-sum
0003-longest-substring-without-repeating-characters
0036-valid-sudoku
0049-group-anagrams
0128-longest-consecutive-sequence
0141-linked-list-cycle
0217-contains-duplicate
0242-valid-anagram
0347-top-k-frequent-elements
0567-permutation-in-string

Sorting

0015-3sum
0049-group-anagrams
0217-contains-duplicate
0242-valid-anagram
0347-top-k-frequent-elements

String

0003-longest-substring-without-repeating-characters
0014-longest-common-prefix
0020-valid-parentheses
0049-group-anagrams
0125-valid-palindrome
0242-valid-anagram
0567-permutation-in-string

Divide and Conquer

0347-top-k-frequent-elements

Heap (Priority Queue)

0347-top-k-frequent-elements

Bucket Sort

0347-top-k-frequent-elements

Counting

0347-top-k-frequent-elements

Quickselect

0347-top-k-frequent-elements

Simulation

0735-asteroid-collision
2058-concatenation-of-array

Prefix Sum

0238-product-of-array-except-self

Union Find

0128-longest-consecutive-sequence

Two Pointers

0011-container-with-most-water
0015-3sum
0125-valid-palindrome
0141-linked-list-cycle
0167-two-sum-ii-input-array-is-sorted
0567-permutation-in-string

Binary Search

0033-search-in-rotated-sorted-array
0074-search-a-2d-matrix
0153-find-minimum-in-rotated-sorted-array
0167-two-sum-ii-input-array-is-sorted
0792-binary-search
0907-koko-eating-bananas

Trie

0014-longest-common-prefix

Matrix

0036-valid-sudoku
0074-search-a-2d-matrix

Greedy

0011-container-with-most-water

Stack

0020-valid-parentheses
0150-evaluate-reverse-polish-notation
0735-asteroid-collision
0739-daily-temperatures

Dynamic Programming

0121-best-time-to-buy-and-sell-stock

Sliding Window

0003-longest-substring-without-repeating-characters
0567-permutation-in-string

Math

0150-evaluate-reverse-polish-notation

Monotonic Stack

0739-daily-temperatures

Linked List

0021-merge-two-sorted-lists
0141-linked-list-cycle
0206-reverse-linked-list

Recursion

0021-merge-two-sorted-lists
0206-reverse-linked-list

Database

0181-employees-earning-more-than-their-managers
0182-duplicate-emails
0183-customers-who-never-order
1724-customer-who-visited-but-did-not-make-any-transactions

About

A collection of LeetCode questions to ace the coding interview! - Created using [LeetHub v2](https://github.com/arunbhardwaj/LeetHub-2.0)

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