Find number of Universal Value subtrees in a Binary Tree


0

234

November 8, 2020

Transpose Graph


0

365

November 3, 2020

Number of ways to reach number using increments of 1 and 2 (consecutive 1s are not allowed)


0

180

October 29, 2020

Arrays vs Vectors in C++


0

183

October 28, 2020

Sum of multiples of 3 and 5


1

555

October 20, 2020

Largest palindrome made from product of two 3digit numbers


1

424

October 20, 2020

Count Min Sketch


0

259

October 19, 2020

Radix Tree [Compact version of Trie]


0

265

October 19, 2020

Two Stack Model / Split Buffer for Text Editors


0

274

October 19, 2020

Data Structures used in Text Editors


0

267

October 19, 2020

Find if there exists a path between two nodes in a directed graph


0

242

October 12, 2020

Push Relabel Algorithm


0

248

October 11, 2020

Number of substrings divisible by 8 but not 3


0

253

May 24, 2020

Carmichael Number


0

248

October 7, 2020

Reverse a doubly linked list in C++


0

305

September 24, 2020

Solving Vertex Cover Problem from O(2^n) to O(n^2)


1

1038

September 7, 2020

Travelling Salesman Problem (Bitmasking and Dynamic Programming)


0

272

September 5, 2020

Travelling Salesman Problem (Basics + Brute force approach)


0

238

September 5, 2020

Minimum Bitwise OR operations to make any two array elements equal


0

282

August 28, 2020

MiniMax Algorithm: How Machine thinks?


0

343

August 26, 2020

Pancake Sort Algorithm (inplace, not stable)


0

321

August 26, 2020

Introduction to 23 Trees


0

453

August 18, 2020

Flattening a Linked List


2

479

August 14, 2020

Number of times characters of a string is present in another string


0

314

August 11, 2020

Transitive Closure Of A Graph using Graph Powering


0

309

August 11, 2020

Implementing a Binary Search Tree (BST) in C++


0

386

August 2, 2020

Sort a stack using another stack


0

354

August 2, 2020

Transitive Closure Of A Graph using Floyd Warshall Algorithm


0

315

June 25, 2020

Gale Shapely Algorithm for Stable Matching problem


0

295

June 22, 2020

Minimum Increment and Decrement operations to make array elements equal


0

332

June 22, 2020
