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Category Archives: Heap

Given an array arr[] of size N where arr[i] is in the form [xi, yi] denoting a point (xi, yi) on a 2D plane. The… Read More
Given an array arr[] of size N, the task is to find the number of operations to convert array elements to zero by decrementing the… Read More
Given an array arr[] of N integers and an integer K, the task is to find the sum of maximum of the array possible wherein… Read More
Given two arrays arr[] and brr[] containing integers. The task is to find the Kth largest product of a pair (arr[i], brr[j]). Examples:  Input: arr[]… Read More
Given an array arr[] of size N, the task is to find the sum of medians of all sub-array of odd-length. Examples: Input: arr[] =… Read More
Pre-requisite:  Linked List Data StructureStack vsHeap Memory Allocation The Linked List is a linear data structure, in which the elements are not stored at contiguous… Read More
Given k linked lists each of size n and each list is sorted in non-decreasing order, merge them into a single sorted (non-decreasing order) linked… Read More
Given k linked lists each of size n and each list is sorted in non-decreasing order, merge them into a single sorted (non-decreasing order) linked… Read More
Given k linked lists each of size n and each list is sorted in non-decreasing order, merge them into a single sorted (non-decreasing order) linked… Read More
Given an array of integers. Write a program to find the K-th largest sum of contiguous subarray within the array of numbers which has negative… Read More
Given an array of integers. Write a program to find the K-th largest sum of contiguous subarray within the array of numbers which has negative… Read More
Given an array of integers. Write a program to find the K-th largest sum of contiguous subarray within the array of numbers which has negative… Read More
Given an array of integers arr[] of size N and an integer K, the task is to find the K-th smallest pair sum of the… Read More
Given an infinite stream of integers, find the k’th largest element at any point of time.Example:  Input:stream[] = {10, 20, 11, 70, 50, 40, 100,… Read More
Given K sorted linked lists of size N each, merge them and print the sorted output. Examples:  Input: k = 3, n = 4 list1… Read More

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