java/python/scala/go

Details about minimum cost to connect ropes

Details about maximum number of units in a truck

Details about number of Islands

Details about find if path exists in graph

Graph question backtracking clone a graph

Graph question backtracking clone a graph

Graph question bfs shortest path in binary matrix

Details about graph all Paths From Source to Target

Details about graph all Paths From Source to Target DFS

Details about lowest common ancestor of a binary search tree

Details about construct Binary Tree from Preorder and Inorder Traversal

Details about lowest common ancestor of a binary tree

Details about validate Binary Search Tree

Given two linked list find intersection of linked list

Details about first unique character in a string

Details about comparing versions if there are leading zeros ignore

Details about comparing versions if there are leading zeros ignore

Details about best time to buy and sell stock

Details about printing triplets equal to target

Details about printing triplets smaller than the target

Merge two sorted linked list

Add two numbers in a linked list with length not known

Deep clone a linked list with ramdom pointer added to each node

Print if a linked list has a cycle

Merge k sorted list in

Reverse linked list in group of k

Details longest commom subsequence

Details Maximum score from performing multiplication

Details Maximum square dp problem

Details about best time to buy and sell stock

Details about best time to buy and sell stock

Details about word break problem in DP

Details about word break problem BFS

Details about min no of coins for change problem in DP

Details about nTribonacci number problem bottom up approach in DP

Details about nTribonacci number problem top down approach in DP

Details about min cost to climb stairs problem in DP

Details about house robber problem in DP

Details about cheapest flight with K stops using dijkastra alogrithm

Details about when to choose to write dynamic programming

Details about Network time delay problem using dijkastra alogrithm

Details about Kahn algorithm

Details about rotting oranges problem, given a matrix with constraints print how much time will take to rotten all the oranges

Details about nary tree, level order traversal

Details about tree traversal to populate next right pointer

Details about breath first search algorithm

Details about breath first search algorithm

Basic conditions for which backtracking works

Basic conditions for which backtracking works