Welcome to Data Structures & Algorithms 👋

Random DSA problems with Brute Force, Naive, Better and all optimal Solutions using Data Structures & Algorithms from various platforms like Leetcode, GeekforGeeks, Hackerrank, Hackerearth, InterviewBit, etc...(My Placement Preparation)

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👤 N Liraj Khanna

Website: https://github.com/N-liraj-khanna
Github: @N-liraj-khanna
LinkedIn: @https://www.linkedin.com/in/n-lirajkhanna/

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Welcome to Data Structures & Algorithms 👋

Random DSA problems with Brute Force, Naive, Better and all optimal Solutions using Data Structures & Algorithms from various platforms like Leetcode, GeekforGeeks, Hackerrank, Hackerearth, InterviewBit, etc...(My Placement Preparation)

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Name		Name	Last commit message	Last commit date
Latest commit History 114 Commits
.vscode		.vscode
Boundary Traversal of Binary Tree CodignNinjas.cpp		Boundary Traversal of Binary Tree CodignNinjas.cpp
Ceil from BST Coding Ninjas.cpp		Ceil from BST Coding Ninjas.cpp
Children Sum Property CodingNinjas.cpp		Children Sum Property CodingNinjas.cpp
Cycle Detection In Undirected Graph CodingNinjas.cpp		Cycle Detection In Undirected Graph CodingNinjas.cpp
Detect Cycle In A Directed Graph CodingNInjas.cpp		Detect Cycle In A Directed Graph CodingNInjas.cpp
Find Number Of Islands CodingNinjas.cpp		Find Number Of Islands CodingNinjas.cpp
Floor in BST CodingNInjas.cpp		Floor in BST CodingNInjas.cpp
Implement a Queue CodingNinjas.cpp		Implement a Queue CodingNinjas.cpp
M-Coloring Problem CodingNinjas.cpp		M-Coloring Problem CodingNinjas.cpp
Merge K Sorted Arrays Coding Ninjas.cpp		Merge K Sorted Arrays Coding Ninjas.cpp
Next Smaller Element Coding Ninjas.cpp		Next Smaller Element Coding Ninjas.cpp
Preorder inorder postorder in a single traversal Coding Ninjas.cpp		Preorder inorder postorder in a single traversal Coding Ninjas.cpp
Sort a Stack Coding NInjas.cpp		Sort a Stack Coding NInjas.cpp
Stack Implementation Using Array CodingNinjas.cpp		Stack Implementation Using Array CodingNinjas.cpp
Strongly Connected Components (Kosaraju’s Algorithm).cpp		Strongly Connected Components (Kosaraju’s Algorithm).cpp
The Celebrity Problem CodingNinjas.cpp		The Celebrity Problem CodingNinjas.cpp
Topological Sort GFG.cpp		Topological Sort GFG.cpp
.DS_Store		.DS_Store
2095. Delete the Middle Node of a Linked List.cpp		2095. Delete the Middle Node of a Linked List.cpp
3Sum LC-15.cpp		3Sum LC-15.cpp
4Sum LC-18.cpp		4Sum LC-18.cpp
876. Middle of the Linked List.cpp		876. Middle of the Linked List.cpp
AGGRCOW - Aggressive cows SPOJ.cpp		AGGRCOW - Aggressive cows SPOJ.cpp
Add Binary LC-67.cpp		Add Binary LC-67.cpp
Add Strings LC-415.cpp		Add Strings LC-415.cpp
Add Two Numbers LC-2.cpp		Add Two Numbers LC-2.cpp
Add Two Numbers LC-2.py		Add Two Numbers LC-2.py
Add to Array-Form of Integer LC-989.cpp		Add to Array-Form of Integer LC-989.cpp
Allocate Books IntBit.cpp		Allocate Books IntBit.cpp
Anagram Hackerrank.cpp		Anagram Hackerrank.cpp
Angle Between Hands of a Clock LC-1344.py		Angle Between Hands of a Clock LC-1344.py
Array of Doubled Pairs LC-954.cpp		Array of Doubled Pairs LC-954.cpp
ArraytoHeap.cpp		ArraytoHeap.cpp
Average Salary Excluding the Minimum and Maximum Salary LC-1491.cpp		Average Salary Excluding the Minimum and Maximum Salary LC-1491.cpp
B. Petr and a Combination Lock - Codeforces.cpp		B. Petr and a Combination Lock - Codeforces.cpp
BFS of graph.cpp		BFS of graph.cpp
Balanced Binary Tree LC-110.cpp		Balanced Binary Tree LC-110.cpp
Best Time to Buy and Sell Stock LC-121.cpp		Best Time to Buy and Sell Stock LC-121.cpp
Between Two Sets.cpp		Between Two Sets.cpp
Binary Search LC-704.cpp		Binary Search LC-704.cpp
Binary Search Tree Iterator LC-173.cpp		Binary Search Tree Iterator LC-173.cpp
Binary Tree Inorder Traversal LC-94.cpp		Binary Tree Inorder Traversal LC-94.cpp
Binary Tree Level Order Traversal LC-102.cpp		Binary Tree Level Order Traversal LC-102.cpp
Binary Tree Maximum Path Sum LC-124.cpp		Binary Tree Maximum Path Sum LC-124.cpp
Binary Tree Paths LC-257.py		Binary Tree Paths LC-257.py
Binary Tree Postorder Traversal LC-145.cpp		Binary Tree Postorder Traversal LC-145.cpp
Binary Tree Preorder Traversal LC-144.cpp		Binary Tree Preorder Traversal LC-144.cpp
Binary Tree Pruning LC-814.py		Binary Tree Pruning LC-814.py
Binary Tree Right Side View LC-199.cpp		Binary Tree Right Side View LC-199.cpp
Binary Tree Zigzag Level Order Traversal LC-103.cpp		Binary Tree Zigzag Level Order Traversal LC-103.cpp
Bipartite Graph (BFS) - Graph Coloring.cpp		Bipartite Graph (BFS) - Graph Coloring.cpp
Bipartite Graph (DFS) - Graph Coloring.cpp		Bipartite Graph (DFS) - Graph Coloring.cpp
Bottom View of Binary Tree GFG.cpp		Bottom View of Binary Tree GFG.cpp
Break a Palindrome LC-1328.cpp		Break a Palindrome LC-1328.cpp
Breaking the Records.cpp		Breaking the Records.cpp
Build Array from Permutation LC-1920.cpp		Build Array from Permutation LC-1920.cpp
Build an Array With Stack Operations LC-1441.cpp		Build an Array With Stack Operations LC-1441.cpp
Bulb Switcher IV LC-1529.cpp		Bulb Switcher IV LC-1529.cpp
Caesar Cipher Hackerrank.cpp		Caesar Cipher Hackerrank.cpp
Camel Case 4 Hackerrank.cpp		Camel Case 4 Hackerrank.cpp
Change Minimum Characters to Satisfy One of Three Conditions LC-1737.cpp		Change Minimum Characters to Satisfy One of Three Conditions LC-1737.cpp
Check whether K-th bit is set or not.cpp		Check whether K-th bit is set or not.cpp
CheckIfTheSentenceIsPangram-LC-1832.cpp		CheckIfTheSentenceIsPangram-LC-1832.cpp
Clone Graph LC-133.cpp		Clone Graph LC-133.cpp
Closest Numbers Hackerrank.cpp		Closest Numbers Hackerrank.cpp
Combination Sum II lc-40.cpp		Combination Sum II lc-40.cpp
Combination Sum LC-39.cpp		Combination Sum LC-39.cpp
Compare Version Numbers LC-165.cpp		Compare Version Numbers LC-165.cpp
Concatenation of Array LC-1929.cpp		Concatenation of Array LC-1929.cpp
Construct Binary Search Tree from Preorder Traversal LC_1008.cpp		Construct Binary Search Tree from Preorder Traversal LC_1008.cpp
Construct Binary Tree from Inorder and Postorder Traversal LC-106.cpp		Construct Binary Tree from Inorder and Postorder Traversal LC-106.cpp
Construct Binary Tree from Preorder and Inorder Traversal LC-105.cpp		Construct Binary Tree from Preorder and Inorder Traversal LC-105.cpp
Contains Duplicate LC-217.cpp		Contains Duplicate LC-217.cpp
Continuous Subarray Sum LC-523.cpp		Continuous Subarray Sum LC-523.cpp
Convert Binary Number in a Linked List to Integer LC-1290.cpp		Convert Binary Number in a Linked List to Integer LC-1290.cpp
Convert Sorted Array to Binary Search Tree LC-108.cpp		Convert Sorted Array to Binary Search Tree LC-108.cpp
Convert the Temperature LC-2469.cpp		Convert the Temperature LC-2469.cpp
Copy List with Random Pointer LC-128.py		Copy List with Random Pointer LC-128.py
Copy List with Random Pointer LC-138.cpp		Copy List with Random Pointer LC-138.cpp
Count Good Nodes in Binary Tree LC-1448.cpp		Count Good Nodes in Binary Tree LC-1448.cpp
Count Inversions-GFG.cpp		Count Inversions-GFG.cpp
Count Items Matching A Rule-LC-1773.cpp		Count Items Matching A Rule-LC-1773.cpp
Count Items Matching a Rule LC-1773.cpp		Count Items Matching a Rule LC-1773.cpp
Count Odd Numbers in an Interval Range LC-1523.cpp		Count Odd Numbers in an Interval Range LC-1523.cpp
Count Sorted Vowel Strings LC-1641.cpp		Count Sorted Vowel Strings LC-1641.cpp
Count and Say LC-38.cpp		Count and Say LC-38.cpp
Count the Number of Consistent Strings-LC-1684.cpp		Count the Number of Consistent Strings-LC-1684.cpp
Counting Bits LC-338.cpp		Counting Bits LC-338.cpp
Counting Sort 1.cpp		Counting Sort 1.cpp
Counting Valleys.cpp		Counting Valleys.cpp
Course Schedule II LC-210.cpp		Course Schedule II LC-210.cpp
Course Schedule LC-207.cpp		Course Schedule LC-207.cpp
Create Target Array in the Given Order LC-1389.cpp		Create Target Array in the Given Order LC-1389.cpp
Critical Connections in a Network LC-1192.cpp		Critical Connections in a Network LC-1192.cpp
Cycle Detection in Undirected Graph using BFS.cpp		Cycle Detection in Undirected Graph using BFS.cpp
Cycle Detection in Undirected Graph using DFS.cpp		Cycle Detection in Undirected Graph using DFS.cpp
DFS.cpp		DFS.cpp
Decode XORed Array LC-1720.cpp		Decode XORed Array LC-1720.cpp
Decompress Run-Length Encoded List LC-1313.cpp		Decompress Run-Length Encoded List LC-1313.cpp

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Welcome to Data Structures & Algorithms 👋

Random DSA problems with Brute Force, Naive, Better and all optimal Solutions using Data Structures & Algorithms from various platforms like Leetcode, GeekforGeeks, Hackerrank, Hackerearth, InterviewBit, etc...(My Placement Preparation)

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