29:30

279. Perfect Squares | 5 Ways | DP | Math | BFS | Lagrange & Legendre Theorem | Top-Down | Bottom Up

22:03

3404. Count Special Subsequences | HashMap | GCD | Pattern Identification

14:06

1792. Maximum Average Pass Ratio | Proof - why Greedy | Priority Queue

31:17

Reverse Odd Levels of Binary Tree | Leetcode 2415 | BFS | DFS | Java Code | Developer Coder

11:14

3397. Maximum Number of Distinct Elements After Operations | Greedy

22:30

2415. Reverse Odd Levels of Binary Tree | BFS | DFS | Trees

23:10

494. Target Sum | Memoization | Bottom Up Optimized | DP

18:38

3394. Check if Grid can be Cut into Sections | Merge Intervals | Line Sweep | Arrays | Sorting