In the previous post, we discussed Topological Sorting and in this post, we are going to discuss two problems based on it.

## Topological Sorting Algorithm

In this post, we are continuing with Graph series and we will discuss the Topological Sorting algorithm and some problems based on

## Graph Traversals and it’s Application

In the previous post we gave to the Overview of Graph Data Structures. In this post, we will discuss about Graph Traversals

## Graph Data Structure | Complete Overview

In this post, we are going to discuss a widely used data structure Graph. The graph data structure is used almost everywhere

## Tree Traversals (Both Recursive and Iterative)

In this post, I am going to discuss basic DFS Tree Traversals in both recursive and iterative way. The recursive way is

## Clone a link list with next and random Pointer (Part II)

In the previous post, we have already discussed the map-based solution of the problem clone a link list with next and random

## Clone a linked list with next and random pointer

Leetcode Problem 138 A linked list is given such that each node contains an additional random pointer which could point to any

## Rat in a Maze Problem (Backtracking)

Problem Statement The problem is a rat in a maze problem. Consider a rat placed at (0, 0) in a square matrix of order N*N.

## Two Pointer Algorithm

Today we are going to discuss a trending Algorithm which is used frequently for solving problems the Two Pointer Algorithm. In this

## Sub-tree Problems in Tree Data Structure

Today I am going to discuss two Tree Data Structure Problems, from the first sub tree sum problem we will learn some

## Greedy Algorithm Problem With Solution Set-1

Today I am going to discuss two problems based on the Greedy Algorithm with their solutions. Greedy algorithm problem are

## Find Duplicate Number and Missing Number

In this post, we will discuss two famous interview problems, Duplicate Number and Missing Number. From the first problem we will learn

## The Celebrity Problem, Party of N People[2020]

Problem Statement The celebrity problem, You are in a party of N people, where only one person is known to everyone. Such

## What is Fragment in Android Studio |How to Use Fragment

A Fragment in android studio represents a behavior or a portion of user interface in a FragmentActivity. You can combine multiple fragments

## Structure in C | How to Use Structure

In this post, we are going to discuss a special data type which is called Structure in C and its applications. We

## How To Create Awesome Menu Icon in Android[2020]

Creating menu icons is very easy by using my way, you learn how to create menu icon in android studio and attaching