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Minimum nodes to be removed to make a Binary tree complete
Last Updated: 23 July 2025
Given a binary tree with positive values of nodes, find the minimum number of nodes that need to be removed to transform it into a complete binary tree. Return 0 if the gi...
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Difference between Full and Complete Binary Tree
Last Updated: 23 July 2025
A binary tree is a type of data structure where each node can only have two offspring at most named as βleftβ and βrightβ child.A Binary TreeThere are different types of b...
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Design for Testability (DFT) in Software Testing
Last Updated: 23 July 2025
Design for Testability (DFT) is an essential strategy in software development that aims to enhance the efficiency and effectiveness of testing. By incorporating testabilit...
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Count number of nodes in a complete Binary Tree
Last Updated: 23 July 2025
Given the root of a Complete Binary Tree consisting of N nodes, the task is to find the total number of nodes in the given Binary Tree.Examples:Input:Output: 7Input:Output...
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Kth Smallest element in a Perfect Binary Search Tree
Last Updated: 15 July 2025
Given a Perfect BST with N nodes and an integer K, the task is to find the Kth smallest element is present in the tree.Example:Input:K = 3, N = 15 50 ...
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Complete Binary Tree
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Print updated levels of each node of a Complete Binary Tree based on difference in weights of subtrees
Last Updated: 12 July 2025
Given a complete binary tree with N levels numbered [0, (N - 1 )] from root to the lowest level in decreasing order and having weights numbered between [1, 2N - 1] from th...
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DSA
Complete Binary Tree
Generate Complete Binary Tree in such a way that sum of non-leaf nodes is minimum
Last Updated: 12 July 2025
Given an array arr[] of size N, the task is to generate a Complete Binary Tree in such a way that sum of the non-leaf nodes is minimum, whereas values of the leaf node cor...
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Sideways traversal of a Complete Binary Tree
Last Updated: 12 July 2025
Given a Complete Binary Tree, the task is to print the elements in the following pattern. Let's consider the tree to be:The tree is traversed in the following way:The outp...
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Find value K in given Complete Binary Tree with values indexed from 1 to N
Last Updated: 12 July 2025
Given a complete binary tree with values indexed from 1 to N and a key K. The task is to check whether a key exists in the tree or not. Print "true" if the key exists, oth...
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DSA
Google
Complete Binary Tree
Count of nodes which are at a distance X from root and leaves
Last Updated: 12 July 2025
Given two integers N and X, where N is the number of nodes in an almost complete binary tree. The task is to find:The number of nodes that are at X distance from the root....
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Tree
Mathematical
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Complete Binary Tree
Number of edges in mirror image of Complete binary tree
Last Updated: 11 July 2025
Given a complete binary tree of depth H. If the mirror image from the left and the right side of this tree is taken then:Right Mirrored Image: Rightmost node of the every ...
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Find the largest Complete Subtree in a given Binary Tree
Last Updated: 11 July 2025
Given a Binary Tree, the task is to find the size and also the inorder traversal of the largest Complete sub-tree in the given Binary Tree.Complete Binary Tree - A Binary ...
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Tree
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Linked complete binary tree & its creation
Last Updated: 09 March 2023
A complete binary tree is a binary tree where each level 'l' except the last has 2^l nodes and the nodes at the last level are all left-aligned. Complete binary trees are ...
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Tree
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Complete Binary Tree