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Problem Statement: You are given an array with +ve and -ve integers, return a pair with highest product Example: Input [1, 3, -4, 2, -5]…

Problem Statement: You are given a array of a range. There are some numbers missing. You need to find how many numbers needs to be added to…

Problem Statement: You are given an array that has number repeating once or twice. You need to identify the numbers that occurs once in an…

Problem Statement: Given an unsorted array, find the minimum difference between any pair in the given array Example: Input: [1, 4, 8, 6, 11,…

Problem Statement: You are given an array, you need to remove the elements form the array to make the array as sorted. Example: Input: arr =…

Problem Statement: You are given a 2 numbers N and M and an array[] whose size is “N+M”. Here, The first N elements are sorted in…

Problem Statement: You are given 2 sorted arrays a[] and b[]. You need to return the intersection of the 2 arrays. Resultant array should not…

Problem Statement: Given a string, sort it by frequency of characters. Capital letter and small letter are treated differently. Example:…

Problem Statement: You are given 2 sorted arrays a[] and b[] with size n and m. You need to merge both the arrays such that, smallest n…

Problem Statement: You are given an unsorted array and a value x. You need to find if there exits a pair with absolute diffrence x. Example:…