## std::make_heap() in C++ STL

make_heap() is used to transform a sequence into a heap. A heap is a data structure which points to highest( or lowest) element and making… Read More »

make_heap() is used to transform a sequence into a heap. A heap is a data structure which points to highest( or lowest) element and making… Read More »

A leftist tree or leftist heap is a priority queue implemented with a variant of a binary heap. Every node has an s-value (or rank… Read More »

Given that integers are being read from a data stream. Find median of all the elements read so far starting from the first integer till… Read More »

Given k sorted linked lists each of size n, merge them and print the sorted output. Examples: Input: k = 3, n = 4 list1… Read More »

Given a stream of integers represented as arr[]. For each index i from 0 to n-1, print the multiplication of largest, second largest, third largest… Read More »

Given an array of n numbers and a positive integer k. The problem is to find k numbers with most occurrences, i.e., the top k… Read More »

Given a binary search tree which is also a complete binary tree. The problem is to convert the given BST into a Min Heap with… Read More »

Given two binary max heaps as arrays, merge the given heaps. Examples: Input : a = {10, 5, 6, 2}, b = {12, 7, 9}… Read More »

How to Implement stack using a priority queue(using min heap)?. Asked In: Microsoft, Adobe. Recommended: Please try your approach on {IDE} first, before moving on… Read More »

A Priority Queue is different from a normal queue, because instead of being a “first-in-first-out”, values come out in order by priority. It is an… Read More »

Given the level order traversal of a Complete Binary Tree, determine whether the Binary Tree is a valid Min-Heap Examples: Input : level = [10,… Read More »

Given a string with repeated characters, task is rearrange characters in a string so that no two adjacent characters are same. Note : It may… Read More »

In previous article, we have discussed about the concepts related to Binomial heap. Examples Binomial Heap: 12————10——————–20 / \ / | \ 15 50 70… Read More »

A Binary Heap is a Complete Binary Tree. A binary heap is typically represented as array. The representation is done as: The root element will… Read More »

Given an array of integers and two numbers k1 and k2. Find sum of all elements between given two k1’th and k2’th smallest elements of… Read More »