Problems

# Status Problem Level Completes Likes
176

Given a binary tree, Find the Maximum Path Sum between Any Two Leaves

Medium % 0
179

In a Binary Tree, Check if Two nodes has the same parent or are siblings

Medium % 0
180

In a Binary Tree, Check if two nodes are Cousins

Medium % 0
182

Sort an Given Array in the order defined by another array

Medium % 0
183

Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order.

Medium % 0
185

Find the maximum width of a binary tree

Medium % 0
186

Find the number of occurrences of a number in a given sorted array.

Medium % 0
187

Find the first repeated element in an array by its index

Medium % 0
188

Determine whether given binary tree is binary search tree(BST) or not

Medium % 0
189

Given two binary trees, check if one binary tree is a subtree of another

Medium % 1
191

Inorder Successor in Binary Tree

Medium % 0
192

Sorted Array to Binary Search Tree of Minimal Height

Medium % 0
193

Level Order Traversal, Print each level in separate line.

Medium % 0
194

Find whether a Given Binary Tree is Balanced?

Medium % 0
195

Get the Height of a Node in a Binary Tree

Medium % 0
196

Add two numbers represented by a linked list, Numbers are Stored in FORWARD order

Medium % 0
197

Add two numbers represented by a linked list, Numbers are Stored in REVERSE order

Medium % 0
198

Reverse the binary representation of a number.

Medium % 0
199

Swap Every Kth Node in a LinkedList

Medium % 0
200

Replace all spaces in a String with '%20'

Medium % 0
201

Find Intersection Point in Two Linked List

Medium % 0
202

Find the Loop in a Linked list, find its length and Break the Loop

Medium % 0
203

Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths

Medium % 0
205

Merge or Combine Two Sorted Linked Lists

Medium % 0
206

Find The Longest Sequence Of Prefix Shared By All The Words In A String

Medium % 0
208

Quick Sort Implementation

Medium % 0
209

Valid or Well Formed Parentheses | Part - 1

Medium % 0
210

Find an Element in 2 dimensional sorted array

Medium % 0

Given a binary tree, Find the Maximum Path Sum between Any Two Leaves

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

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.

Find the maximum width of a binary tree

Find the number of occurrences of a number in a given sorted array.

Find the first repeated element in an array by its index

Determine whether given binary tree is binary search tree(BST) or not

Given two binary trees, check if one binary tree is a subtree of another

Inorder Successor in Binary Tree

Sorted Array to Binary Search Tree of Minimal Height

Level Order Traversal, Print each level in separate line.

Find whether a Given Binary Tree is Balanced?

Get the Height of a Node in a Binary Tree

Add two numbers represented by a linked list, Numbers are Stored in FORWARD order

Add two numbers represented by a linked list, Numbers are Stored in REVERSE order

Reverse the binary representation of a number.

Swap Every Kth Node in a LinkedList

Replace all spaces in a String with '%20'

Find Intersection Point in Two Linked List

Find the Loop in a Linked list, find its length and Break the Loop

Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths

Merge or Combine Two Sorted Linked Lists

Find The Longest Sequence Of Prefix Shared By All The Words In A String

Quick Sort Implementation

Valid or Well Formed Parentheses | Part - 1

Find an Element in 2 dimensional sorted array