Problems # Status Problem Level Completes Likes 456 Find intersection between Two Sorted Arrays. Beginner % 0 457 Find Kth Smallest or Largest element in an Array. Medium % 0 458 Given an array arrA[], find the maximum j – i such that arr[j] > arr[i]. Medium % 0 459 Find All Elements in an Array which appears more than N/K times, N is Array Size and k is a Number. Hard % 0 460 Search an Element in a Rotated Sorted Array Medium % 0 461 Print All The Nodes Which are X distance from the Given Node Hard % 0 462 Print All The Nodes Which are X distance from the Leaf Nodes Medium % 0 463 Print All The Nodes Which are X distance from the Root Medium % 0 464 Find the Distance between Two Nodes of a Binary Tree. Hard % 0 465 Find The Distance From Root To Given Node of a Binary Tree. Medium % 0 466 Construct a binary tree from given Inorder and Postorder Traversal Hard % 0 467 Print the Vertical Sum in binary Tree . Medium % 0 468 Print the Binary Tree in Vertical Order Path. Medium % 0 469 Lowest Common Ancestor in a Binary Tree (Not Binary Search Tree). Hard % 0 470 Lowest Common Ancestor in a Binary Search Tree. Medium % 0 471 Make a Binary Tree from Given Inorder and Preorder Traveral. Hard % 0 472 Given a binary tree, find out the maximum sum of value from root to each leaf. Medium % 0 473 Reverse Alternate levels of a given Binary Tree. Medium % 0 474 Given a Sorted Singly Linked List Array, Convert it into a Balanced Binary search Tree. Medium % 0 475 Given a binary tree, Convert it into its Mirror Tree Beginner % 0 476 Given a binary tree, Print All the Nodes that don't have Siblings. Beginner % 0 477 Convert a Sorted Doubly Linked List to Balanced BST. Medium % 0 478 Given a binary tree, Find the Maximum Path Sum between Any Two Leaves Medium % 0 479 Print Left View of a given binary tree Medium % 0 480 Print Right View of a given binary tree Medium % 0 481 In a Binary Tree, Check if Two nodes has the same parent or are siblings Medium % 0 482 In a Binary Tree, Check if two nodes are Cousins Medium % 0 483 Check if Two BST's are Identical Beginner % 1 484 Print Paths from root to all leaf nodes in a binary tree. Medium % 0 485 Print All The Permutations Of a String Hard % 0 486 Sort an Given Array in the order defined by another array Medium % 0 487 Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order. Medium % 0 488 Print All Nodes Between Two Given Levels Medium % 0 489 Find the maximum width of a binary tree Medium % 0 490 Find the number of occurrences of a number in a given sorted array. Medium % 0 Find intersection between Two Sorted Arrays. Find Kth Smallest or Largest element in an Array. Given an array arrA[], find the maximum j – i such that arr[j] > arr[i]. Find All Elements in an Array which appears more than N/K times, N is Array Size and k is a Number. Search an Element in a Rotated Sorted Array Print All The Nodes Which are X distance from the Given Node Print All The Nodes Which are X distance from the Leaf Nodes Print All The Nodes Which are X distance from the Root Find the Distance between Two Nodes of a Binary Tree. Find The Distance From Root To Given Node of a Binary Tree. Construct a binary tree from given Inorder and Postorder Traversal Print the Vertical Sum in binary Tree . Print the Binary Tree in Vertical Order Path. Lowest Common Ancestor in a Binary Tree (Not Binary Search Tree). Lowest Common Ancestor in a Binary Search Tree. Make a Binary Tree from Given Inorder and Preorder Traveral. Given a binary tree, find out the maximum sum of value from root to each leaf. Reverse Alternate levels of a given Binary Tree. Given a Sorted Singly Linked List Array, Convert it into a Balanced Binary search Tree. Given a binary tree, Convert it into its Mirror Tree Given a binary tree, Print All the Nodes that don't have Siblings. Convert a Sorted Doubly Linked List to Balanced BST. Given a binary tree, Find the Maximum Path Sum between Any Two Leaves Print Left View of a given binary tree Print Right View of a given binary tree In a Binary Tree, Check if Two nodes has the same parent or are siblings In a Binary Tree, Check if two nodes are Cousins Check if Two BST's are Identical Print Paths from root to all leaf nodes in a binary tree. Print All The Permutations Of a String Sort an Given Array in the order defined by another array Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order. Print All Nodes Between Two Given Levels Find the maximum width of a binary tree Find the number of occurrences of a number in a given sorted array. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16