Sum of multiples of 3 and 5


1

253

October 20, 2020

Largest palindrome made from product of two 3digit numbers


1

211

October 20, 2020

Count Min Sketch


0

50

October 19, 2020

Radix Tree [Compact version of Trie]


0

47

October 19, 2020

Two Stack Model / Split Buffer for Text Editors


0

46

October 19, 2020

Data Structures used in Text Editors


0

57

October 19, 2020

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


0

49

October 12, 2020

Push Relabel Algorithm


0

48

October 11, 2020

Number of substrings divisible by 8 but not 3


0

43

May 24, 2020

Travelling Salesman Problem using Branch and Bound approach


0

47

October 9, 2020

Carmichael Number


0

47

October 7, 2020

Reverse a doubly linked list in C++


0

76

September 24, 2020

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


1

284

September 7, 2020

Travelling Salesman Problem (Bitmasking and Dynamic Programming)


0

72

September 5, 2020

Travelling Salesman Problem (Basics + Brute force approach)


0

55

September 5, 2020

Minimum Bitwise OR operations to make any two array elements equal


0

82

August 28, 2020

MiniMax Algorithm: How Machine thinks?


0

128

August 26, 2020

Pancake Sort Algorithm (inplace, not stable)


0

123

August 26, 2020

Introduction to 23 Trees


0

128

August 18, 2020

Flattening a Linked List


2

267

August 14, 2020

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


0

110

August 11, 2020

Transitive Closure Of A Graph using Graph Powering


0

85

August 11, 2020

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


0

115

August 2, 2020

Sort a stack using another stack


0

118

August 2, 2020

Transitive Closure Of A Graph using Floyd Warshall Algorithm


0

98

June 25, 2020

Gale Shapely Algorithm for Stable Matching problem


0

105

June 22, 2020

Minimum Increment and Decrement operations to make array elements equal


0

96

June 22, 2020

Minimum number of increment (by 1) operations to make elements of an array unique


0

97

June 22, 2020

Count inversions in an array using Fenwick Tree


1

188

June 17, 2020

First Unique Character in a String


0

83

June 16, 2020
