OOPS

DSA Problems

Problems Practice Min Cost Path Solve  Given a sequence of words, print all anagrams together | Solve Decimal Equivalent of Binary Linked List Solve Implement Queue using Linked List Solve  Find whether path exists Solve Remove BST keys outside the given range Solve Intersection point in Y shaped Linked lists Solve Possible paths between 2 vertices Solve Swap Kth node from beginning with Kth node from end in a Linked List Solve Unit Area of largest region of 1’s Solve Convert a Binary Tree into Doubly Linked List in spiral fashion Solve Number of turns in a binary tree Solve Fixing two nodes of a BST Solve Reverse a Linked List in groups of given size Solve Boolean Parenthesization Problem Solve Smallest Positive integer that can’t be represented as a sum Solve The painter’s partition problem Solve Longest Alternating subsequence Solve Max sum path in two arrays Solve Replace O’s with X’s Solve Search Pattern (Z-algorithm) Solve Longest substring to form a Palindrome Solve Check for balanced parentheses in an expression Solve Height of Binary Tree Solve Check mirror in n-ary tree Solve Serialize and Deserialize Binary Tree Solve Count Possible Decodings of a given Digit Sequence Solve Matrix Chain Multiplication Solve Program to find the transpose of a matrix Solve Find the first circular tour that visits all petrol pumps Solve Connect n ropes with minimum cost Solve Find element occuring once when all other are present thrice Solve Minimum Number of Platforms Required for a Railway/Bus Station Solve Smallest number with at least n trailing zeroes in factorial Solve Multiply two strings Solve Longest Prefix Suffix Solve Boundary Traversal of binary tree Solve Check if subtree Solve Diagonal Traversal of Binary Tree Solve BST to greater sum tree Solve Trapping Rain Water Solve Boolean Parenthesization Solve Special Keyboard Solve Find the number of islands Solve Strongly Connected Components (Kosaraju’s Algo) Solve X Total Shapes Solve Topological sort Solve Steps by Knight Solve How to find Shortest Paths from Source to all Vertices using Dijkstra’s Algorithm Solve...

Operating System

An Operating System(OS) is software that manages and handles the hardware and software resources of a computer system. It provides interaction between users of computers and computer hardware....

OOPS

Object-oriented programming – As the name suggests uses objects in programming. Object-oriented programming aims to implement real-world entities like inheritance, hiding, polymorphism, etc. in programming....

Computer Networks

A computer network is a collection of computers or devices connected to share resources. Any device which can share or receive the data is called a Node...