**QuickSelect:**    - **Purpose:** QuickSelect is an algorithm used for finding the k-th smallest element in an unordered list.    - **Algorithm:** It is a variation of the quicksort algorithm but focuses on only one partition, depending on the posi…

Inversion count in an array is a measure of how far the array is from being sorted. It is defined as the number of pairs of indices (i, j) such that i < j and array[i] > array[j]. In other words, an inversion occurs when a larger element appe…

A Longest Common Subsequence (LCS) is a concept in computer science and information theory that refers to the longest sequence of characters or elements that are common to two or more sequences. The term is commonly used in the context of strings,…

The Floyd-Warshall algorithm is a dynamic programming algorithm used for finding the shortest paths between all pairs of vertices in a weighted graph. It was proposed by Robert Floyd in 1962 and independently by Stephen Warshall in 1962. The algor…