Sum of minimum and maximum elements of all subarrays of size k

Problem Statement The problem “Sum of minimum and maximum elements of all subarrays of size k” states that you are given an array containing positive and negative integers, find the sum of minimum and maximum elements of all the sub-arrays of size k. Examples arr[] = {5, 9, 8, 3, …

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Palindrome Substring Queries

Problem Statement The problem “Palindrome Substring Queries” states that you are given a String and some queries. With those queries, you have to determine if the formed substring from that query is a palindrome or not. Example String str = “aaabbabbaaa” Queries q[] = { {2, 3}, {2, 8},{5, 7}, …

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