# Status Problem video Level Completes Likes
186

Reverse a Linked List in groups of given size 'K'

Medium % 0
185

Generate Maximum revenue by selling K tickets from N windows

Medium % 0
184

Get the Sum of all left leaves in a Binary tree

Beginner % 1
183

Convert binary tree to its Sum tree

Medium % 1
175

Dynamic Programming — Longest Palindromic Subsequence

Hard % 1
174

Dynamic Programming - Maximum Product Cutting Problem

Medium % 1
171

Dynamic Programming - Longest Common Subsequence

Medium % 0
169

Dynamic Programming - Coin Change Problem

Medium % 1
168

Dynamic Programming - Minimum Cost Path Problem

Medium % 1
166

All N Length Strings from Given String of Length K

Medium % 0
165

Generate all combinations of length N

Hard % 0
162

Dynamic Programming - Subset Sum Problem

Hard % 0
161

The Word Break Problem

Hard % 0
160

Dynamic Programming - Longest Increasing Subsequence

Medium % 1
159

Solve the Knight's Tour with Backtracking

Hard % 0
158

Backtracking - Search a Word In a Matrix

Hard % 0
157

Backtracking - N Queens Problem - Better Solution

Hard % 0
156

Backtracking - N Queens Problem

Hard % 0
155

Find the Kth Smallest/Largest Element in an Array Using Heap

Beginner % 0
149

Backtracking - Rat In A Maze Puzzle

Hard % 0

Reverse a Linked List in groups of given size 'K'

Generate Maximum revenue by selling K tickets from N windows

Get the Sum of all left leaves in a Binary tree

Convert binary tree to its Sum tree

Dynamic Programming — Longest Palindromic Subsequence

Dynamic Programming - Maximum Product Cutting Problem

Dynamic Programming - Longest Common Subsequence

Dynamic Programming - Coin Change Problem

Dynamic Programming - Minimum Cost Path Problem

All N Length Strings from Given String of Length K

Generate all combinations of length N

Dynamic Programming - Subset Sum Problem

The Word Break Problem

Dynamic Programming - Longest Increasing Subsequence

Solve the Knight's Tour with Backtracking

Backtracking - Search a Word In a Matrix

Backtracking - N Queens Problem - Better Solution

Backtracking - N Queens Problem

Find the Kth Smallest/Largest Element in an Array Using Heap

Backtracking - Rat In A Maze Puzzle