## Print All Possible Valid Combinations Of Parenthesis of Given ‘N’

Objective: – Given “n”, generate all valid parenthesis strings of length “2n”. Example: Given n=2 Output: (()) ()() Approach:

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Objective: – Given “n”, generate all valid parenthesis strings of length “2n”. Example: Given n=2 Output: (()) ()() Approach:

The Tower of Hanoi is a mathematical game or puzzle. It consists of three rods, and a number of disks of different sizes which can slide onto any rod. The objective of the puzzle...

Objective: – Generate All Strings of n bits, consider A[0..n-1] is an array of size n. Example : n = 3 Output: [0, 0, 0] [1, 0, 0] [0, 1, 0] [1, 1, 0]...

The greatest common divisor (GCD) of two or more integers, when at least one of them is not zero, is the largest positive integer that divides the numbers without a remainder. For example, the...

Objective: – Given a binary tree, print it in Bottom View of it. What is Bottom View: Bottom view means when you look the tree from the bottom the nodes you will see will be...

Objective: Given a Linked List, Sort it using merge sort. Example: ->9->3->4->2->5->1 Sorted List: ->1->2->3->4->5->9 Approach: Reference : Merge Sort in array As it Merge sort, we apply the same logic , Divide and...

What is AVL Tree : AVL tree is widely known as self-balancing binary search tree. It is named after its creator (Georgy Adelson-Velsky and Landis’ tree). In AVL Tree, the heights of child subtrees...

Objective: – Given a inorder and level order traversal, construct a binary tree from that. Input: Inorder and level order traversal Approach: int[] inOrder = { 4, 2, 5, 1, 6, 3, 7 };...

Objective: – Given a preorder traversal, construct BST from that, without using recursion. Input: Preorder traversal Similar Problem : This problem is similar to the Construct Binary Search Tree from a given Preorder Traversal...

Objective: – Given a preorder traversal, construct BST from that. Input: Preorder traversal Similar Problem : This problem is similar to the – Construct Binary Search Tree from a given Preorder Traversal Using Stack...

Objective: – Given a binary tree, print it in Top View of it. What is Top View: Top view means when you look the tree from the top the nodes you will see will...

Objective: – Given a inorder and preorder traversal, construct a binary tree from that. Input: Inorder traversal and Depth-First-Search. Approach: int[] inOrder = { 8, 4, 2, 5, 1, 6, 3, 7, 9 }; int[]...

Objective: – Given a Binary Search Tree, Do the Depth First Search/Traversal . Appraoch: Approach is quite simple, use Stack. First add the add root to the Stack. Pop out an element from Stack...

Objective: – Given a Binary Search Tree, Find predecessor and Successor of a given node. What is Predecessor and Successor : When you do the inorder traversal of a binary tree, the neighbors of...

Objective: – Given Binary Tree, Print All The Nodes Which are X distance from the Given Node. Example : Approach: Quite Tricky solution, i will explain using the example given in the picture.

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