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How to Find the Maximum Consecutive Ones in an Array

Jun 22, 20243 min read

How to Find the Missing Number in an Array

Jun 21, 20247 min read

How to Find the Element that Appears Once in an Array

Finding the element that appears only once in an array where all other elements appear twice is a common problem in coding interviews and programming challenges. In this article, we'll discuss four approaches to solve this problem: one using a brute ...

Jun 24, 20246 min read

Intersection of Two Sorted Arrays

Jun 20, 20244 min read

Union of Two Sorted Arrays

Jun 19, 20245 min read

How to Move Zeros to the End of an Array

Moving zeros to the end of an array while maintaining the order of non-zero elements is a common problem in programming. In this article, we'll discuss two approaches to achieve this: one using a temporary array and another using a two-pointers techn...

Jun 15, 20244 min read

How to Right Rotate an Array by D Positions

Right rotating an array involves shifting the elements of the array to the right by a specified number of places. In this article, we'll discuss two efficient methods to achieve this rotation. Solution 1: Brute Force Approach (using a Temp Array) Thi...

Jun 15, 20244 min read

How to Left Rotate an Array by D Positions

Left rotating an array involves shifting the elements of the array to the left by a specified number of places. In this article, we'll discuss two efficient methods to achieve this rotation. Solution 1: Brute Force Approach (using a Temp Array) This ...

Jun 15, 20244 min read

How to Remove Duplicates from a Sorted Array

Removing duplicates from a sorted array is a common problem asked in many coding interviews and programming challenges. This can be approached using different methods. In this article, we'll discuss two approaches to remove duplicates from a sorted a...

Jun 7, 20244 min read

How to Check if an Array is Sorted

There are many times we need to check if an array is sorted or not. Checking if an array is sorted can be approached in multiple ways. Here, we we'll discuss two solutions: a brute force approach and an optimal approach. Solution 1: Brute Force Appro...

Jun 4, 20243 min read

How to Find the Second Largest Element in an Array

Finding the second largest element in an array can be approached in multiple ways. Here, we'll discuss three methods: using sorting, a better approach with two linear traversals and an optimal single-pass approach. Solution 1: Sorting One straightfor...

Jun 2, 20245 min read

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