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Welcome to our Articles page, where you'll find a wealth of information on a variety of topics. From sorting to math, our of writers have you covered. Browse our collection of articles and learn something new today!

Remove Nth Node from the end of Linked List

In this article, we aim to remove the N-th node from the end of a singly linked list. This is a common problem in linked list...

Jun 5, 20241 min read

Reverse a Linked List

In this article, we will solve a commonly asked problem on linked lists which is reversing a linked list. Given a singly linked list, our...

Jun 5, 20241 min read

Introduction to Linked Lists

A linked list is an important topic in computer science as it provides an efficient way to manage and organize data. In this article, we...

Jun 5, 20242 min read

Trapping Rainwater

In this article, we will solve the problem of calculating the amount of water that can be trapped after rainfall on a given map...

Jun 5, 20241 min read

Find the Repeating and Missing Numbers

In this article, we will solve the problem of finding the repeating and missing numbers in a given array of integers using a hash map. So...

Jun 5, 20241 min read

Merge Overlapping Sub-Intervals

In this article, we will solve the problem of merging overlapping sub-intervals. We are given an array of intervals, our task is to merge...

Jun 5, 20241 min read

Find the Next Greater Permutation

In this article, our aim is to solve the problem of finding the next greater permutation for the array containing integers. The next...

Jun 5, 20241 min read

Sort an Array of 0's, 1's and 2's

In this article, we aim to understand and solve the problem of sorting an array that contains 0, 1, and 2. This problem is also known as...

Jun 5, 20241 min read

Maximum Consecutive Ones in an Array

In this article, we will solve the problem of finding the maximum number of consecutive 1s in a binary array that contains only 0s and...

Jun 5, 20241 min read

Find the Element that occurs more than N/2 times

In this article, we will be solving a commonly asked question on arrays, which is the Majority Element problem. In this problem, we are...

Jun 4, 20241 min read

Search in a Sorted 2D Matrix

In this article, we will be solving a 2D array search problem. So we are given a matrix of size N x M, where N and M represent the number...

Jun 4, 20241 min read

Rotate a Matrix by 90 Degrees

In this article, we aim to solve the problem where we have to rotate a matrix given to us by 90 degrees. This simply means that we have...

Jun 4, 20241 min read

Three Sum Problem

In this article, we will be solving another common problem on the array which is the 3 sum problem. Here, we are given an array of N...

Jun 4, 20241 min read

Two Sum Problem

In this article, we will be solving a commonly asked question on the array which is the 2 sum problem. So in this problem, we are given...

Jun 4, 20241 min read

Four Sum Problem

In this article, we will be solving a commonly asked question on arrays which is the 4 sum problem. In this problem, we are given an...

May 22, 20241 min read

Armstrong Number

In this article, we aim to identify whether a given integer is an Armstrong number or not. So in simple terms, an Armstrong number is a...

May 13, 20241 min read

Merge Sort

Merge sort is a commonly asked sorting question for sorting elements of an array. So basically, in merge sort we aim to split the list...

May 12, 20241 min read

Find the Missing Number

So in this article, we will be understanding how to find the missing number in an array. This simply means that we will have an array...

May 8, 20241 min read

Count digits

In programming, counting the number of digits in an integer is a very common problem that is asked to solve. There are several problems...

May 8, 20241 min read

Find the Largest Element

In this article, we aim to solve the problem of finding the largest element from an array. So this simply means that we have been given...

May 8, 20241 min read