CheatCode Ninja

Learn to solve any DP Problem using Simple Techniques - Climbing Stairs - Dynamic Programming

Append Characters to String to Make Subsequence - Leetcode 2486 - Python

Check if the Sentence Is Pangram | HashSet | Leetcode 1832 | Python

Odd Even Linked List - Python

Linked List Cycle - How to detect a cycle in a Linked List - Python

Cycle Length Queries in a Tree - Python

Reverse Linked List - Iterative & Recursive - How to reverse a Linked List - Python

Insert Interval - Intervals - Google Interview Question - Python

Middle of the Linked List - Python

Maximum Difference Between Node and Ancestor - Two Solutions - Trees - Python

Largest Substring Between Two Equal Characters - HashMap - Python

Remove Nodes From Linked List - Two Solutions - Recursion / Stack - Python

Keys and Rooms - DFS / BFS - Two Solutions - Python

Convert an Array Into a 2D Array With Conditions - HashMap - Python

Divide Two Integers - Facebook Interview Question - Leetcode 29 - Python

Find the Town Judge - Graph / HashMap - Python

Longest Path With Different Adjacent Characters - Graph - DFS - Python

Range Sum of BST - Trees - Python

Implement Queue using Stacks - Python

Maximum Subsequence Score - Greedy / Heap - Python

Frog Jump II - Greedy - Leetcode 2498 - Python

Sum of Distances in Tree - DFS - Dynamic Programming - Python

Contains Duplicate II - HashMap - Leetcode 29 - Python

Maximum Subarray - Kadane’s Algorithm - Dynamic Programming - Python

Same Tree - Binary Tree - Python

Number of Good Paths - Union Find - Graph - Python

Sort Characters By Frequency - Bucket Sort - HashMap - Python

Maximize the Minimum Powered City - Binary Search / Sliding Window - Python

Unique Paths - Dynamic Programming - Three Solutions - Python

Binary Tree Preorder Traversal - Iterative / Recursive - Python

Apply Operations to Make String Empty - Python - Leetcode 3039

Unique Number of Occurrences - HashMap - Python

Cousins in Binary Tree II - Binary Tree - DFS - Leetcode 2641 - Python

Next Greater Element IV - Stack - Heap - Leetcode 2454

Maximum Bags With Full Capacity of Rocks - Greedy - Python

Minimum Number of Operations to Make Array XOR Equal to K - Python

Possible Bipartition - Bipartite Graph - DFS - Python

Minimum Falling Path Sum - Dynamic Programming - Two Solutions - Python

Minimum Replacements to Sort the Array - Greedy - Python

Balanced Binary Tree - Trees - Python

Monotonic Array - Facebook Interview Question - Python

Minimum Time to Collect All Apples in a Tree - DFS - Python

Find Polygon With the Largest Perimeter - Leetcode 2971 - Python

Minimum Addition to Make Integer Beautiful - Python - Leetcode 2457

Lexicographically Smallest Equivalent String - Union Find - Graph - Python

Ant On The Boundary - Python - Leetcode 3028

Maximum Number of Points From Grid Queries - BFS / Heap / Binary Search - Python

Number of Dice Rolls With Target Sum - Dynamic Programming - Python

Maximum Ice Cream Bars - Greedy / Knapsack - Python

Single Element in a Sorted Array - Binary Search - Python