Array-Algo | K5kC | Code & More

Check if Duplicates Exist Within K Manhattan Distance in Matrix

Count reverse pairs in two individually sorted parts of an array

Find All Elements Appearing More Than Size by k Times in Array

Find Even Occurring Element

Find Largest element in array

Find the median in a row-wise sorted 2D matrix

First Duplicate Character in a String

First duplicate element in an array by its index

First Unique element in an array

Maximum revenue by selling K tickets from N windows