two-pointers

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abhiagx / InterviewBit

Star 266

A collection of Abhishek Agrawal's C++ solutions providing scalable, production-quality code to 200+ LeetCode-style problems on https://www.interviewbit.com, designed to enhance algorithmic skills through practical learning and mentorship.

hashing linked-list stack queue math maps backtracking bit-manipulation string-manipulation arrays cplusplus-14 dynamic-programming trees greedy-algorithms heaps cplusplus-11 binarysearch interviewbit interviewbit-solutions two-pointers

Updated May 22, 2025
C++

shashankch292 / InterviewBit

Star 132

InterviewBit Programming Solutions

hashing linked-list math cpp solutions graph-algorithms maps array backtracking binary-search-tree tree-structure dynamic-programming greedy-algorithms stacks heaps queues interviewbit two-pointers bitmanipulation

Updated Oct 1, 2020
C++

joney000 / Java-Competitive-Programming

Star 120

I've written some important Algorithms and Data Structures in an efficient way in Java with references to time and space complexity. These Pre-cooked and well-tested codes help to implement larger hackathon problems in lesser time. DFS, BFS, LCA, LCS, Segment Tree, Sparce Table, All Pair Shortest Path, Binary Search, Matching and many more ...

java hashing algorithms graph-algorithms concurrency competitive-programming data-structures binary-search-tree consistent-hashing time-complexity bfs binary-search segment-tree binary-indexted-tree two-pointers all-pairs-shortest-path matching-algorithm maximal-bipartite-matching lowest-common-ancestor

Updated Oct 2, 2024
Java

SrGrace / InterviewBit

Star 89

Collection of solution for problems on InterviewBit

hashing tree linked-list stack queue graph maps strings backtracking bit-manipulation arrays maths dynamic-programming greedy-algorithms binary-search heaps interviewbit two-pointers

Updated Oct 13, 2025
C++

sergeyleschev / leetcode-swift

Star 67

TOP 200 #Dev 🏆 LeetCode, Solutions in  Swift, Shell, Database (T-SQL, PL/SQL, MySQL), Concurrency (Python3). @ S. Leschev. Google Engineering Level: L6+

shell swift tree sql linked-list stack queue oracle hash sort dfs heap bfs hash-table binary-search t-sql two-pointers sliding-window greedy-problems sergeyleschev

Updated Jun 2, 2024
Swift

MoigeMatino / data-structures-algorithms-python

Star 41

This repository features DSA problems & solutions in Python adapted from structy.net course. I created it as a resource to help others enhance their problem-solving skills and build proficiency in Python. Whether you're a beginner or a seasoned programmer, this comprehensive guide can help you develop your abilities and excel in your career.

lists linked-list algorithms graph python3 data-structures binary-tree arrays dynamic-programming problem-solving binary-trees stacks two-pointers strings-python fast-and-slow-pointers

Updated Jan 21, 2025
Python

Arjiit / LeetCode-Patterns

Star 23

Set of Patterns to solve many algorithmic questions of similar type on LeetCode

leetcode trie backtracking binary-search-tree arrays dynamic-programming breadth-first-search greedy-algorithms depth-first-search union-find divide-and-conquer two-pointers bitwise-operation algorithmic-questions

Updated May 15, 2020
Java

Harsh-Modi278 / CodeForces-EDU-Solutions

Star 21

CodeForces EDU section solutions(Binary Search and Two Pointers)

competitive-programming cpp17 binary-search codeforces-solutions two-pointers codeforces-edu

Updated Mar 6, 2021
C++

sergeyleschev / leetcode-typescript

Star 20

TOP 200 #Dev 🏆 LeetCode, Solutions in TypeScript, Shell, Database (T-SQL, PL/SQL, MySQL), Concurrency (Python3). @ S. Leschev. Google Engineering Level: L6+

javascript tree algorithm typescript linked-list stack queue algorithms leetcode hash sort dfs heap bfs hash-table binary-search two-pointers sliding-window greedy-problems sergeyleschev

Updated Dec 11, 2024
TypeScript

mah-shamim / leet-code-in-php

Star 18

Php-based LeetCode algorithm problem solutions, regularly updated.

sorting tree database math algorithms string matrix array bit-manipulation greedy binary-tree dynamic-programming hash-table breadth-first-search hacktoberfest binary-search depth-first-search heap-priority-queue two-pointers hacktoberfest-accepted

Updated Oct 17, 2025
PHP

karygauss03 / Leetcode-Solutions

Star 16

My Leetcode Solutions

tree algorithms leetcode graph-algorithms trie data-structures dfs prefix-sum leetcode-solutions dijkstra dynamic-programming problem-solving bfs segment-tree greedy-algorithm strongly-connected-components two-pointers sliding-window

Updated Apr 4, 2025
C++

agorinenko / data-structures-and-algorithms

Star 13

Алгоритмы и структуры данных

computer-science tree tutorial linked-list stack queue algorithms graph graph-algorithms array interview hash-map data-structures dfs binary-tree heap bfs singly-linked-list doubly-linked-list two-pointers

Updated Mar 20, 2025

rahulcode22 / Data-structures

Star 13

All python code of data structures,InterviewBit solutions

python search tree stack math graph-algorithms binary matrix backtracking bit-manipulation arrays linkedlist dynamic-programming interviewbit doublylinkedlist doubly-linked-list interviewbit-solutions two-pointers

Updated Apr 7, 2018
Python

ascherj / linked-list-techniques

Star 12

A Python implementation demonstrating three fundamental linked list techniques with clear examples and detailed explanations. Features Multiple Pass, Temporary Head, and Fast-Slow Pointer algorithms for common linked list operations including finding middle elements, reversing lists, and cycle detection.

python computer-science linked-list algorithms data-structures coding-interview cycle-detection two-pointers floyd-cycle-detection tortoise-and-hare-algorithm list-reversal

Updated Jul 10, 2025
Python

Pratul1997 / LeetCode

Star 12

Solution to LeetCode Problems in Python and Golang 🎯

linked-list algorithms strings data-structures leetcode-solutions dynamic-programming trees greedy-algorithms hash-tables backtracking-algorithm leetcode-python two-pointers

Updated Jul 11, 2020

Jae7777 / Leetcode

Star 11

My solutions to Leetcode problems

python linked-list stack graphs priority-queue backtracking bit-manipulation heap dynamic-programming trees intervals greedy-algorithms binary-search tries two-pointers sliding-window data-structure-algorithms arrays-and-hashing advanced-graphs math-and-geometry

Updated Mar 10, 2025
Python

pravhub / Coding-Interviews

Star 9

Solution Repository for Technical Coding Interviews!

python java csharp linked-list leetcode graph recursion data-structures binary-search-tree binary-tree hashset dynamic-programming hashtable trees coding-interviews breadth-first-search stacks depth-first-search two-pointers

Updated Aug 28, 2025
C#

kalpak92 / TechInterview2020

Star 8

A repository for my ongoing preparation for Software Engineering Interviews.

leetcode recursion geeksforgeeks binary-search-tree prefix-sum leetcode-solutions interview-questions hashmaps sliding-windows heaps leetcode-java interview-prep interview-preparation two-pointers educativeio arrays-and-strings maximum-subarray-size

Updated Apr 14, 2021
Java

kapish33 / DSA-WITH-JAVA

Star 7

My DSA Collection In JAVA language which contains more than 25 question for each topic with simple self explanatory approach which can help anyone to get tast of DSA

tree linked-list stack queue graph recursion backtracking binary-search dsa two-pointers dsa-algorithm java-dsa

Updated Mar 23, 2022
Java

saiyamdubey / DSA_Questions

Star 7

This is my collection of solved DSA questions ... I am Prepairing for the Interview perspective ..

cpp hackerrank sorting-algorithms leetcode-solutions binary-search cprogramming two-pointers sliding-window arrarys

Updated Sep 14, 2024
C++

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