# Status Problem Level Completes Likes
176

Breadth-First Search/Traversal in a Graph.

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177

Breadth-First Search/Traversal in a Binary Tree

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178

Sort Names by their Last Names.

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Introduction To Backtracking Programming

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180

Dynamic Programming - Stairs Climbing Puzzle

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181

Introduction To Dynamic Programming - Fibonacci Series

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182

Find a Number occurring odd number of times in a Given array

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183

Find a Missing Number From a Sequence of Consecutive Numbers | XOR Method

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184

Find the Max element in a Given Binary Tree

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185

Check If One Binary is Mirror Tree of another Binary Tree.

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187

Magic Index - Find Index In Sorted Array Such That A[i] = i.

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188

Find numbers that are palindrome in the decimal and octal Representations

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189

Construct a Special Triangle from a Given Array

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190

Goldbach's Conjecture

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191

Convert Decimal into Irreducible Fraction

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192

Clock Angle Problem

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193

Graph Representation - Adjacency Matrix and Adjacency List

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194

Towers Of Hanoi

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195

Find The Missing Duplicate in a Given Array.

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196

Sort 3 Integers without using if condition OR use only Max() function.

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197

Euclidean algorithm - Greatest Common Divisor(GCD)

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198

Delete X Nodes After Y Nodes In a Linked List

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199

Depth First Search/Traversal in Binary Tree

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200

Check if Array is Consecutive Integers

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201

Find intersection between Two Sorted Arrays.

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202

Given a binary tree, Convert it into its Mirror Tree

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203

Given a binary tree, Print All the Nodes that don't have Siblings.

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204

Check if Two BST's are Identical

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205

Find all common numbers in given three sorted arrays.

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206

Minimum number that cannot be formed by any subset of an array

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207

Find the Size of the Binary Tree

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208

Find the Maximum Depth OR Height of a Binary Tree

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209

Binary Search Tree (BST) Complete Implementation.

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210

Delete a Node in the Middle of a linked list, Given only access to that Node

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Breadth-First Search/Traversal in a Graph.

Breadth-First Search/Traversal in a Binary Tree

Sort Names by their Last Names.

Introduction To Backtracking Programming

Dynamic Programming - Stairs Climbing Puzzle

Introduction To Dynamic Programming - Fibonacci Series

Find a Number occurring odd number of times in a Given array

Find a Missing Number From a Sequence of Consecutive Numbers | XOR Method

Find the Max element in a Given Binary Tree

Check If One Binary is Mirror Tree of another Binary Tree.

Magic Index - Find Index In Sorted Array Such That A[i] = i.

Find numbers that are palindrome in the decimal and octal Representations

Construct a Special Triangle from a Given Array

Goldbach's Conjecture

Convert Decimal into Irreducible Fraction

Clock Angle Problem

Graph Representation - Adjacency Matrix and Adjacency List

Towers Of Hanoi

Find The Missing Duplicate in a Given Array.

Sort 3 Integers without using if condition OR use only Max() function.

Euclidean algorithm - Greatest Common Divisor(GCD)

Delete X Nodes After Y Nodes In a Linked List

Depth First Search/Traversal in Binary Tree

Check if Array is Consecutive Integers

Find intersection between Two Sorted Arrays.

Given a binary tree, Convert it into its Mirror Tree

Given a binary tree, Print All the Nodes that don't have Siblings.

Check if Two BST's are Identical

Find all common numbers in given three sorted arrays.

Minimum number that cannot be formed by any subset of an array

Find the Size of the Binary Tree

Find the Maximum Depth OR Height of a Binary Tree

Binary Search Tree (BST) Complete Implementation.

Delete a Node in the Middle of a linked list, Given only access to that Node