## Find a triplet in an array whose sum is closest to a given number

Given an array arr[] of N integers and an integer X, the task is to find three integers in arr[] such that the sum is… Read More »

Given an array arr[] of N integers and an integer X, the task is to find three integers in arr[] such that the sum is… Read More »

Given a Binary Search Tree, and a number X. The task is to find the number of distinct pairs of distinct nodes in BST with… Read More »

Given an array A of size N. The task is to find the length of smallest subarray which contains both maximum and minimum values. Examples:… Read More »

Given a Binary Search Tree and a SUM. The task is to check if there exists any triplet(group of 3 elements) in the given BST… Read More »

Given a sorted doubly linked list of distinct nodes(no two nodes have the same data) and a value x. The task is to count the… Read More »

Given a sorted integer array and number k, the task is to count pairs in an array whose product is less than x. Examples: Input:… Read More »

Given an array of distinct integers(considering only positive numbers) and a number ‘m’, find the number of triplets with the product equal to ‘m’. Examples:… Read More »

Given an array arr[] of positive numbers, find minimum number of sets in array which satisfy following property, 1. A set can contain maximum two… Read More »

Given an array of distinct integers and a sum value. Print all triplets with sum smaller than given sum value. Expected Time Complexity is O(n2).… Read More »

Given an array of N numbers where a subarray is sorted in descending order and rest of the numbers in the array are in ascending… Read More »

Given an array of non negative integers and a number x, find a pair in array whose product is closest to x. Examples : Input… Read More »

Given two sorted arrays of distinct elements, we need to print those elements from both arrays that are not common. The output should be printed… Read More »

Given two sorted matrices mat1 and mat2 of size n x n of distinct elements. Given a value x. The problem is to count all… Read More »

Two pointer is really an easy and effective technique which is typically used for searching pairs in a sorted arrays. Given a sorted array A… Read More »

Given an array of integers you have to find three numbers such that sum of two elements equals the third element. Examples: Input : {5,… Read More »