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Majority Element (n/3 times)

Problem Statement: Given an array of integers, find all elements that appear more than n/3 times. The algorithm should run in linear time...

Jul 24, 20241 min read

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Merge Two Sorted Arrays Without Extra Space

Problem Statement: Given two sorted arrays arr1 and arr2 of sizes n and m, respectively, merge them in such a way that the resulting...

Jul 24, 20241 min read

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Pascals Triangle

Problem Statement: Given an integer numRows, generate the first numRows of Pascal's Triangle. In Pascal's Triangle, each number is the...

Jul 24, 20241 min read

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Find the Row with the Maximum Number of 1’s

In this article, we will solve the problem of finding the row with the maximum number of 1’s in a binary matrix. Problem Statement: Given...

Jul 24, 20241 min read

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Maximum Sum Path in Two Arrays

In this article, we will solve the problem of finding the sum of the maximum sum path in two sorted arrays having some elements in...

Jul 24, 20242 min read

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Print the Matrix in a Spiral Manner

In this article, we will solve the problem of printing a given 2D matrix in a spiral order. Problem Statement: Given a 2D matrix, write a...

Jul 24, 20241 min read

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Find Maximum Product Subarray

In this article, we will solve the problem of finding the maximum product subarray within a given array of integers. Problem...

Jul 24, 20241 min read

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Rearrange the Array in Alternating Positive and Negative Items

In this article, we will solve the problem of rearranging an array such that positive and negative numbers alternate. If there are extra...

Jul 24, 20241 min read

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Count Pairs with the Given Sum

In this article, we will solve the problem of counting the number of pairs in an array that sum up to a given target value. Problem...

Jul 24, 20241 min read

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Cyclically Rotate an Array by One

In this article, we will solve the problem of cyclically rotating an array by one position to the right. Problem Statement: Given an...

Jul 24, 20241 min read

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Chocolate Distribution Problem

In this article, we will look at the problem of distributing chocolate packets among students in such a way that the difference between...

Jul 24, 20241 min read

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Minimum Number of Jumps to Reach End

In this article, we will solve the problem of finding the minimum number of jumps required to reach the end of an array. This simply...

Jul 24, 20241 min read

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K'th Smallest Element in an Unsorted Array

In this article, we will solve the problem of finding the k'th smallest element in an unsorted array. This means that in an array, we...

Jul 24, 20241 min read

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Next Greater Element

In this article, we will solve the problem of finding the next greater element for each element in an array. Problem Statement: Given an...

Jul 17, 20241 min read

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Stack Permutations (Check if an Array is a Stack Permutation of Another)

In this article, we will solve the problem of checking if one array is a stack permutation of another. Problem Statement: A stack...

Jul 17, 20242 min read

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Find Maximum Difference Between Nearest Left and Right Smaller Elements

In this article, we will solve the problem of finding the maximum absolute difference between the nearest left and right smaller elements...

Jul 17, 20242 min read

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Check for Balanced Parenthesis

In this article, we will solve the problem of checking if a string has balanced parentheses. Problem Statement: Given a string containing...

Jul 17, 20241 min read

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Implementing a Stack Using a Queue

In this article, we will learn how to implement a stack data structure using a single queue. Problem Statement: Implement a stack using a...

Jul 17, 20241 min read

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Implementing a Stack using Arrays

In this article, we will learn how to implement a stack data structure using arrays. Problem Statement: Implement a stack using an array...

Jul 17, 20241 min read

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Find Minimum Number of Coins to Make a Given Value (Coin Change)

In this article, we will solve the problem of finding the minimum number of coins needed to make a given value. Problem Statement: We are...

Jun 17, 20242 min read

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