Problem Statement: Given an integer array nums, return true if any value appears at least twice in the array, and return
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Count Distinct Elements In Every Window
Problem Statement: “Given an array of integers and a number K. Find the count of distinct elements in every window
Continue readingLongest common span with same sum in binary array
Problem Statement: Given two binary arrays arr1[] and arr2[] of same size N. Find length of the longest common span
Continue readingTwo Odd Occurring
Problem Statement: Find the two numbers which occur an odd number of times in the given unsorted array. Examples: Example
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Problem Statement: Given an array of positive integers, where all elements are occurring even a number of times except one
Continue readingMore than n/k Occurences of element in array
“Given an array of N integers, and an integer K. Write a program to find all the elements in an
Continue readingWhat is Hashing?
In this article, we will learn about the most popular question “What is Hashing?” Before that, let’s try to think
Continue readingHashing : Applications
What is hashing? Hashing refers to the concept of taking an arbitrary amount of data as an input, applying some
Continue readingDirect Address Table
Direct Address Table is a data structure that uses arrays to store the data. In the Direct Address Table, the
Continue readingRemove Duplicates From an Unsorted Array
Problem Statement: Given an unsorted array, remove duplicates from the array. Examples: Example 1: Input: arr[]={2,3,1,9,3,1,3,9} Output: {2,3,1,9} Explanation: Removed
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