| 2019-11-02 | Leetcode Biweekly Contest 12 (Rank 134) with Commentary | 1:39:14 | 91 | |
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| 2019-11-02 | 10. Regular Expression Matching (Leetcode Hard) | 27:14 | 675 | |
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| 2019-11-02 | Leetcode Weekly Contest 160 (Virtual Rank 48) with Commentary | 1:01:12 | 151 | |
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| 2019-11-01 | 9. Palindrome Number (Leetcode Easy) | 3:49 | 70 | |
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| 2019-10-31 | 8. String to Integer (atoi) (Leetcode Easy) | 15:34 | 128 | |
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| 2019-10-30 | 7. Reverse Integer (Leetcode Easy) | 8:06 | 60 | |
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| 2019-10-28 | 120. Triangle (Leetcode Medium) | 13:58 | 244 | |
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| 2019-10-27 | 50. Pow(x, n) (Updated video in description) (Leetcode Medium) | 9:22 | 725 | Vlog |
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| 2019-10-26 | 879. Profitable Schemes (Leetcode Hard) | 33:18 | 1,173 | |
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| 2019-10-25 | 818. Race Car (Leetcode Hard) | 22:08 | 2,655 | |
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| 2019-10-24 | 764. Largest Plus Sign (Leetcode Medium) | 27:51 | 883 | |
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| 2019-10-23 | 91. Decode Ways (Leetcode Medium) | 12:33 | 84 | |
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| 2019-10-21 | Leetcode Biweekly Contest 11 (Virtual Rank 35) with Commentary | 32:40 | 38 | |
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| 2019-10-21 | Leetcode Weekly Contest 159 (Rank 1222) | 1:45:40 | 50 | |
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| 2019-10-20 | 174. Dungeon Game (updated video in description) (Leetcode Hard) | 59:16 | 234 | Vlog |
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| 2019-10-19 | 1039. Minimum Score Triangulation of Polygon (Leetcode Medium) | 33:18 | 1,336 | |
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| 2019-10-18 | 518. Coin Change 2 (updated video in description) (Leetcode Medium) | 15:49 | 285 | Vlog |
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| 2019-10-17 | 437. Path Sum III (updated video in description) (Leetcode Easy) | 27:27 | 2,660 | Vlog |
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| 2019-10-17 | Leetcode Weekly Contest 158 (Virtual Rank 18) | 56:33 | 36 | |
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| 2019-10-16 | 70. Climbing Stairs (Updated video in description) (Leetcode Easy) | 4:43 | 43 | Vlog |
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| 2019-10-15 | 53. Maximum Subarray (Leetcode Easy) | 6:07 | 56 | |
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| 2019-10-12 | 726. Number of Atoms (Leetcode Hard) | 47:38 | 904 | |
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| 2019-10-12 | 312. Burst Balloons (Leetcode Hard) (Updated Video in Description/Comments) | 1:29:35 | 199 | Vlog |
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| 2019-10-11 | 847. Shortest Path Visiting All Nodes (Leetcode Hard) | 30:06 | 3,143 | |
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| 2019-10-10 | 136. Single Number (updated video in description) (Leetcode Easy) | 0:55 | 57 | |
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| 2019-10-10 | 137. Single Number II (updated explanation video in description) (Leetcode Medium) | 1:10:13 | 359 | Vlog |
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| 2019-10-10 | 667. Beautiful Arrangement II (Leetcode Medium) | 31:22 | 965 | |
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| 2019-10-09 | 22. Generate Parentheses (Leetcode Medium) | 49:22 | 90 | |
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| 2019-10-09 | 682. Baseball Game (Leetcode Easy) | 16:01 | 1,224 | |
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| 2019-10-09 | Leetcode Weekly Contest 157 (Rank 491) | 59:09 | 71 | |
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| 2019-10-08 | 344. Reverse String (Updated video in description) (Leetcode Easy) | 4:07 | 47 | Vlog |
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| 2019-10-08 | 6. ZigZag Conversion (Leetcode Medium) | 32:26 | 607 | |
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| 2019-10-07 | 5. Longest Palindromic Substring (Leetcode Medium) | 25:33 | 108 | |
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| 2019-10-07 | 4. Median of Two Sorted Arrays (Leetcode Hard) | 22:16 | 693 | |
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| 2019-10-06 | 3. Longest Substring Without Repeating Characters (Leetcode Medium) | 14:59 | 76 | |
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| 2019-10-06 | 2. Add Two Numbers (Leetcode Medium) | 24:40 | 56 | |
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| 2019-10-04 | 765. Couples Holding Hands (Leetcode Hard) | 40:20 | 1,497 | |
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| 2019-10-03 | 354. Russian Doll Envelopes (Leetcode Hard) | 20:52 | 1,048 | |
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| 2019-10-02 | 1000. Minimum Cost to Merge Stones (Leetcode Hard) | 1:46:52 | 2,374 | |
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| 2019-10-01 | 524. Longest Word in Dictionary through Deleting (Leetcode Medium) | 18:30 | 826 | |
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| 2019-09-30 | 1052. Grumpy Bookstore Owner (Leetcode Medium) | 24:00 | 1,466 | |
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| 2019-09-29 | 389. Find The Difference (Leetcode Easy) | 5:32 | 110 | |
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| 2019-09-28 | 283. Move Zeroes (Leetcode Easy) | 5:48 | 86 | |
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| 2019-09-26 | 1125. Smallest Sufficient Team (Leetcode Hard) | 44:26 | 643 | |
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| 2019-09-25 | 97. Interleaving String (Leetcode Hard) | 21:17 | 2,206 | |
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| 2019-09-24 | 42. Trapping Rain Water (Leetcode Hard) | 31:02 | 141 | |
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| 2019-09-23 | 33. Search in Rotated Sorted Array (Leetcode Medium) | 35:24 | 80 | |
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| 2019-09-21 | 461. Hamming Distance (Updated video in description) (Leetcode Easy) | 3:34 | 125 | Vlog |
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| 2019-09-20 | 905. Sort Array By Parity (Leetcode Easy) | 6:34 | 54 | |
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| 2019-09-19 | 472. Concatenated Words (Leetcode Hard) | 55:57 | 1,176 | |
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| 2019-09-18 | 338. Counting Bits (updated video in description) (Leetcode Medium) | 21:49 | 572 | Vlog |
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| 2019-09-18 | 303. Range Sum Query - Immutable (Leetcode Easy) | 5:52 | 536 | |
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| 2019-09-17 | 301. Remove Invalid Parentheses (Leetcode Hard) | 1:15:44 | 1,327 | |
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| 2019-09-16 | 850. Rectangle Area II (Leetcode Hard) | 33:12 | 984 | |
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| 2019-09-16 | 817. Linked List Components (Leetcode Medium) | 18:14 | 1,135 | |
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| 2019-09-15 | 1105. Filling Bookcase Shelves (Leetcode Medium) | 25:00 | 1,513 | |
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| 2019-09-15 | 812. Largest Triangle Area (Leetcode Easy) | 8:41 | 1,629 | |
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| 2019-09-14 | 728. Self Dividing Numbers (Leetcode Easy) | 4:53 | 362 | |
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| 2019-09-12 | 773. Sliding Puzzle (Leetcode Hard) | 51:57 | 1,633 | |
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| 2019-09-10 | 732. My Calendar III (Leetcode Hard) | 36:56 | 450 | |
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| 2019-09-09 | 419. Battleships In A Board (Leetcode Medium) | 9:05 | 428 | |
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| 2019-09-08 | 1051. Height Checker (Leetcode Easy) | 3:25 | 1,515 | |
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| 2019-09-06 | 899. Orderly Queue (Leetcode Hard) | 1:00:48 | 349 | |
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| 2019-09-05 | 745. Prefix and Suffix Search (Leetcode Hard) | 56:37 | 431 | |
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| 2019-09-04 | 318. Maximum Product of Word Lengths (Leetcode Medium) | 18:44 | 980 | |
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| 2019-09-02 | 350. Intersection of Two Arrays II (Leetcode Easy) | 7:35 | 1,209 | |
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| 2019-09-01 | 268. Missing Number (Leetcode Easy) | 5:07 | 111 | |
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| 2019-08-31 | 913. Cat and Mouse (Leetcode Hard) | 44:39 | 1,794 | |
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| 2019-08-30 | 928. Minimize Malware Spread II (Leetcode Hard) | 42:10 | 422 | |
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| 2019-08-29 | 869. Reordered Power of 2 (Leetcode Medium) | 13:52 | 371 | |
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| 2019-08-29 | 506. Relative Ranks (Leetcode Easy) | 15:25 | 1,984 | |
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| 2019-08-28 | 118. Pascal's Triangle (Leetcode Easy) | 11:26 | 188 | |
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| 2019-08-27 | 1074. Number of Submatrices That Sum to Target (Leetcode Hard) | 1:38:18 | 966 | |
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| 2019-08-26 | 463. Island Perimeter (Updated video in description) (Leetcode Easy) | 7:51 | 110 | Vlog |
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| 2019-08-26 | 406. Queue Reconstruction by Height (updated video in description) (Leetcode Medium) | 32:23 | 1,345 | Vlog |
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| 2019-08-23 | 1096. Brace Expansion II (Leetcode Hard) | 1:02:56 | 727 | |
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| 2019-08-23 | 260. Single Number III (Updated Video in description) (Leetcode Medium) | 25:46 | 379 | Vlog |
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| 2019-08-23 | 1140. Stone Game II (updated video in description) (Leetcode Medium) | 32:05 | 2,616 | Vlog |
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| 2019-08-22 | 1089. Duplicate Zeros (Leetcode Easy) | 20:51 | 3,733 | |
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| 2019-08-22 | 1046. Last Stone Weight (Leetcode Easy) | 7:42 | 581 | |
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| 2019-08-21 | 557. Reverse Words In A String III (Leetcode Easy) | 6:42 | 285 | |
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| 2019-08-20 | 920. Number Of Music Playlists (Leetcode Hard) | 1:25:59 | 945 | |
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| 2019-08-19 | 540. Single Element In A Sorted Array (Leetcode Medium) | 16:54 | 228 | |
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| 2019-08-18 | 931. Minimum Falling Path Sum (Leetcode Medium) | 13:36 | 214 | |
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| 2019-08-17 | 1025. Divisor Game (Leetcode Easy) | 19:09 | 2,079 | |
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| 2019-08-16 | 999. Available Captures For Rook (Leetcode Easy) | 12:17 | 501 | |
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| 2019-08-14 | 749. Contain Virus (Leetcode Hard) | 55:59 | 861 | |
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| 2019-08-13 | 846. Hand Of Straights (Leetcode Medium) | 22:33 | 226 | |
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| 2019-08-12 | 398. Random Pick Index (Leetcode Medium) | 7:15 | 589 | |
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| 2019-08-11 | 202. Happy Number (Leetcode Easy) | 8:12 | 481 | |
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| 2019-08-10 | 121. Best Time To Buy And Sell Stock (Leetcode Easy) | 5:28 | 51 | |
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| 2019-08-09 | 832. Flipping An Image (Leetcode Easy) | 5:34 | 67 | |
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| 2019-08-09 | 679. 24 Game (Leetcode Hard) | 27:07 | 1,001 | |
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| 2019-07-24 | 1004. Max Consecutive Ones III (Leetcode Medium) | 25:46 | 184 | |
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| 2019-07-23 | 1006. Clumsy Factorial (Leetcode Medium) | 11:56 | 834 | |
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| 2019-07-22 | 1. Two Sum (Leetcode Easy) | 7:41 | 199 | |
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| 2019-07-21 | 231. Power Of Two (updated video in description) (Leetcode Easy) | 3:34 | 41 | Vlog |
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| 2019-07-20 | 1103. Distribute Candies To People (Updated Video in Description) (Leetcode Easy) | 37:04 | 160 | Vlog |
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| 2019-07-19 | 843. Guess The Word (Leetcode Hard) | 38:19 | 2,323 | |
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| 2019-07-18 | 863. All Nodes Distance K In Binary Tree (Leetcode Medium) | 14:06 | 778 | |
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