LeetCode

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LeetCode Solutions

#	Problem	JS	Php	Python	TS	Others	Difficulty	Solved	Updated
01	Two Sum	✔️	✔️	❌	❌	❌	🟢	06/27/2022 11:17	10/27/2022 11:02
02	Add Two Numbers	✔️	❌	❌	❌	❌	🟠	09/04/2022 21:40
04	Median of Two Sorted Arrays	✔️	❌	✔️	❌	❌	🔴	08/31/2022 11:45
05	Longest Palindromic Substring	✔️	❌	❌	❌	❌	🟠	07/19/2022 12:25
07	Reverse Integer	❌	✔️	❌	❌	❌	🟠	06/29/2022 10:40
09	Palindrome Number	❌	✔️	❌	❌	❌	🟢	06/28/2022 12:08
13	Roman to Integer	✔️	✔️	❌	❌	❌	🟢	06/28/2022 12:08	08/17/2022 10:59
14	Longest Common Prefix	❌	✔️	❌	❌	❌	🟢	06/29/2022 10:03
15	3Sum	✔️	❌	❌	❌	❌	🟠	09/01/2022 12:17	10/27/2022 11:51
26	Remove Duplicates from Sorted Array	❌	✔️	❌	❌	❌	🟢	07/01/2022 11:10	08/18/2022 14:59
27	Remove Element	✔️	✔️	❌	❌	❌	🟢	07/01/2022 11:19	08/18/2022 14:57
28	Find the Index of the First Occurrence in a String	✔️	❌	❌	❌	❌	🟠	07/20/2022 10:46
35	Search Insert Position	✔️	✔️	❌	❌	❌	🟢	07/06/2022 14:51
43	Multiply Strings	✔️	❌	❌	❌	❌	🟠	08/19/2022 15:27
46	Permutations	✔️	❌	❌	❌	❌	🟠	09/06/2022 20:02
48	Rotate Image	✔️	❌	❌	❌	❌	🟠	07/18/2022 09:56
58	Length of Last Word	❌	✔️	❌	❌	❌	🟢	07/03/2022 22:52
66	Plus One	✔️	❌	❌	❌	❌	🟢	07/12/2022 12:02
67	Add Binary	✔️	❌	❌	❌	❌	🟢	08/24/2022 12:03
69	Sqrt(x)	✔️	❌	❌	❌	❌	🟢	08/20/2022 12:33
83	Remove Duplicates from Sorted List	✔️	❌	❌	❌	❌	🟢	08/24/2022 12:17
88	Merge Sorted Array	✔️	❌	❌	❌	❌	🟢	08/17/2022 12:03
120	Triangle	✔️	❌	❌	❌	❌	🟠	08/26/2022 20:04
125	Valid Palindrome	✔️	❌	❌	❌	❌	🟢	07/21/2022 10:15	10/27/2022 15:11
136	Single Number	✔️	❌	❌	❌	❌	🟢	08/21/2022 19:57
167	Two Sum II - Input Array Is Sorted	✔️	❌	❌	❌	❌	🟠	09/03/2022 20:44	10/27/2022 11:20
168	Excel Sheet Column Title	✔️	❌	❌	❌	❌	🟢	07/22/2022 19:17
175	Combine Two Tables	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 11:10
182	Duplicate Emails	⛔	⛔	⛔	⛔	SQL	🟢	07/03/2022 22:58
196	Delete Duplicate Emails	⛔	⛔	⛔	⛔	SQL	🟢	07/03/2022 23:10
202	Happy Number leetcode	✔️	❌	❌	❌	❌	🟢	08/22/2022 17:21
205	Isomorphic Strings	✔️	❌	❌	❌	❌	🟢	07/26/2022 09:43	08/04/2022 12:35
217	Contains Duplicate	✔️	❌	✔️	✔️	❌	🟢	07/04/2022 10:20	09/04/2022 22:40
219	Contains Duplicate II	✔️	❌	❌	❌	❌	🟢	09/02/2022 19:19
231	Power of Two	✔️	❌	❌	❌	❌	🟢	07/04/2022 11:07
234	Palindrome Linked List	✔️	❌	❌	❌	❌	🟢	08/23/2022 10:46
242	Valid Anagram	✔️	❌	❌	❌	❌	🟢	07/23/2022 19:07
258	Add Digits	✔️	❌	❌	❌	❌	🟢	07/27/2022 14:30
283	Move Zeroes	❌	✔️	❌	❌	❌	🟢	07/01/2022 11:27
292	Nim Game	✔️	❌	❌	❌	❌	🟢	08/15/2022 20:27
300	Longest Increasing Subsequence	✔️	❌	❌	❌	❌	🟠	08/10/2022 22:44
326	Power of Three	✔️	❌	❌	❌	❌	🟢	08/24/2022 10:09
344	Reverse String	✔️	❌	✔️	❌	❌	🟢	07/25/2022 10:05	10/28/2022 17:21
383	Ransom Note	✔️	❌	❌	❌	❌	🟢	08/25/2022 10:13
387	First Unique Character in a String	✔️	❌	❌	❌	❌	🟢	08/16/2022 21:27
392	Is Subsequence	✔️	❌	❌	❌	❌	🟢	07/07/2022 11:25
409	Longest Palindrome	✔️	❌	❌	❌	❌	🟢	08/27/2022 10:27
415	Add Strings	❌	✔️	❌	❌	❌	🟢	07/04/2022 16:40
420	Strong Password Checker	✔️	❌	❌	❌	❌	🔴	07/17/2022 21:50
434	Number of Segments in a String	✔️	❌	❌	❌	❌	🟢	07/24/2022 22:23
451	Sort Characters By Frequency	✔️	❌	❌	❌	❌	🟠	07/12/2022 10:43
485	Max Consecutive Ones	✔️	❌	❌	❌	❌	🟢	08/18/2022 14:18
500	Keyboard Row	✔️	❌	❌	❌	❌	🟢	07/27/2022 12:34
509	Fibonacci Number	✔️	❌	❌	❌	❌	🟢	07/28/2022 15:02	08/17/2022 15:54
520	Detect Capital	❌	✔️	❌	❌	❌	🟢	07/05/2022 10:28
541	Reverse String II	✔️	❌	❌	❌	❌	🟢	08/03/2022 12:43
659	Split Array into Consecutive Subsequences	✔️	❌	❌	❌	❌	🟠	08/19/2022 11:23
709	To Lower Case	✔️	✔️	❌	❌	❌	🟢	07/05/2022 09:55
766	Toeplitz Matrix	✔️	❌	❌	❌	❌	🟢	08/11/2022 20:57
796	Rotate String	✔️	❌	❌	❌	❌	🟢	08/11/2022 20:42
804	Unique Morse Code Words	✔️	❌	❌	❌	❌	🟢	08/17/2022 10:34
819	Most Common Word	✔️	❌	❌	❌	❌	🟢	07/06/2022 11:22
859	Buddy Strings	✔️	❌	❌	❌	❌	🟢	09/05/2022 21:57
867	Transpose Matrix	✔️	❌	❌	❌	❌	🟢	08/28/2022 16:44
941	Valid Mountain Array	✔️	❌	❌	❌	❌	🟢	08/18/2022 15:32
977	Squares of a Sorted Array	✔️	❌	❌	❌	❌	🟢	08/18/2022 14:26
1050	Actors and Directors Who Cooperated At Least Three Times	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 10:55
1089	Duplicate Zeros	✔️	❌	❌	❌	❌	🟢	08/18/2022 14:48
1137	N-th Tribonacci Number	✔️	❌	❌	❌	❌	🟢	07/28/2022 15:09
1148	Article Views I	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 10:49
1207	Unique Number of Occurrences	✔️	❌	❌	❌	❌	🟢	08/29/2022 22:19
1281	Subtract the Product and Sum of Digits of an Integer	✔️	❌	❌	❌	❌	🟢	07/27/2022 14:43
1295	Find Numbers with Even Number of Digits	✔️	❌	❌	❌	❌	🟢	08/18/2022 14:23
1338	Reduce Array Size to The Half	✔️	❌	❌	❌	❌	🟠	08/18/2022 11:08
1346	Check If N and Its Double Exist	✔️	❌	❌	❌	❌	🟢	08/18/2022 15:20
1408	String Matching in an Array	✔️	❌	❌	❌	❌	🟢	07/07/2022 10:48
1417	Reformat The String	✔️	❌	❌	❌	❌	🟢	07/07/2022 12:03
1480	Running Sum of 1d Array	❌	✔️	❌	❌	❌	🟢	07/01/2022 11:53
1527	Patients With a Condition	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 11:36
1528	Shuffle String	✔️	❌	❌	❌	❌	🟢	07/06/2022 12:40
1556	Thousand Separator	✔️	❌	❌	❌	❌	🟢	07/06/2022 12:23
1667	Fix Names in a Table	⛔	⛔	⛔	⛔	SQL	🟢	07/11/2022 10:06
1684	Count the Number of Consistent Strings	✔️	❌	❌	❌	❌	🟢	07/09/2022 10:14
1729	Find Followers Count	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 12:21
1748	Sum of Unique Elements	✔️	❌	❌	❌	❌	🟢	08/14/2022 20:40
1768	Merge Strings Alternately	✔️	❌	❌	❌	❌	🟢	07/08/2022 22:41	08/14/2022 20:25
1816	Truncate Sentence	✔️	❌	❌	❌	❌	🟢	07/11/2022 10:19
1890	The Latest Login in 2020	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 12:13
1909	Remove One Element to Make the Array Strictly Increasing	✔️	❌	❌	❌	❌	🟢	08/12/2022 22:35
1929	Concatenation of Array	✔️	❌	❌	❌	❌	🟢	08/13/2022 15:39
1935	Maximum Number of Words You Can Type	✔️	❌	❌	❌	❌	🟢	08/13/2022 15:36
1941	Check if All Characters Have Equal Number of Occurrences	✔️	❌	❌	❌	❌	🟢	08/13/2022 15:28
1945	Sum of Digits of String After Convert	✔️	❌	❌	❌	❌	🟢	08/30/2022 15:39
1965	Employees With Missing Information	⛔	⛔	⛔	⛔	SQL	🟢	07/28/2022 11:27
2000	Reverse Prefix of Word	✔️	✔️	❌	❌	❌	🟢	07/13/2022 10:40
2042	Check if Numbers Are Ascending in a Sentence	✔️	❌	❌	❌	❌	🟢	08/09/2022 17:12
2053	Kth Distinct String in an Array	✔️	❌	❌	❌	❌	🟢	08/08/2022 11:58
2057	Smallest Index With Equal Value	✔️	❌	❌	❌	❌	🟢	08/08/2022 13:37
2085	Count Common Words With One Occurrence	✔️	❌	❌	❌	❌	🟢	08/07/2022 22:55
2089	Find Target Indices After Sorting Array	✔️	❌	❌	❌	❌	🟢	08/07/2022 22:13
2103	Rings and Rods	✔️	❌	❌	❌	❌	🟢	08/05/2022 14:55
2108	Find First Palindromic String in the Array	✔️	❌	❌	❌	❌	🟢	08/05/2022 14:01
2114	Maximum Number of Words Found in Sentences	✔️	❌	❌	❌	❌	🟢	08/05/2022 13:52
2119	A Number After a Double Reversal	✔️	❌	❌	❌	❌	🟢	08/05/2022 13:44
2124	Check if All A's Appears Before All B's	✔️	❌	❌	❌	❌	🟢	08/05/2022 12:47
2129	Capitalize the Title	❌	✔️	❌	❌	❌	🟢	07/05/2022 10:11
2133	Check if Every Row and Column Contains All Numbers	✔️	❌	❌	❌	❌	🟢	08/05/2022 12:37
2138	Divide a String Into Groups of Size k	✔️	❌	❌	❌	❌	🟢	08/06/2022 23:00
2148	Count Elements With Strictly Smaller and Greater Elements	✔️	❌	❌	❌	❌	🟢	08/05/2022 10:18
2154	Keep Multiplying Found Values by Two	✔️	❌	❌	❌	❌	🟢	08/04/2022 16:56
2176	Count Equal and Divisible Pairs in an Array	✔️	❌	❌	❌	❌	🟢	08/04/2022 12:56
2185	Counting Words With a Given Prefix	✔️	❌	✔️	❌	❌	🟢	08/03/2022 11:42
2194	Cells in a Range on an Excel Sheet	✔️	❌	❌	❌	❌	🟢	08/02/2022 16:02
2215	Find the Difference of Two Arrays	✔️	❌	❌	❌	❌	🟢	08/01/2022 10:52
2264	Largest 3-Same-Digit Number in String	✔️	❌	❌	❌	❌	🟢	07/29/2022 11:28
2269	Find the K-Beauty of a Number	✔️	❌	❌	❌	❌	🟢	07/16/2022 11:55
2278	Percentage of Letter in Stringr	✔️	❌	❌	❌	❌	🟢	07/15/2022 11:08
2283	Check if Number Has Equal Digit Count and Digit Value	✔️	❌	❌	❌	❌	🟢	07/16/2022 12:13
2287	Rearrange Characters to Make Target String	✔️	❌	❌	❌	❌	🟢	07/30/2022 11:03
2299	Strong Password Checker II	✔️	❌	❌	❌	❌	🟢	07/31/2022 16:36
2306	Naming a Company	✔️	❌	❌	❌	❌	🔴	07/15/2022 11:25
2315	Count Asterisks	✔️	❌	❌	❌	❌	🟢	07/14/2022 16:30
2325	Decode the Message	✔️	❌	❌	❌	❌	🟢	07/28/2022 17:06
2335	Minimum Amount of Time to Fill Cups	✔️	❌	❌	❌	❌	🟢	07/28/2022 17:07
2351	First Letter to Appear Twice	✔️	❌	❌	❌	❌	🟢	07/28/2022 14:19

Latest 2022(Sep-07 to Oct-31)

#	Problem	JS	Php	Python	TS	Others	Difficulty	Solved	Updated
606	Construct String from Binary Tree	✔️	❌	❌	❌	❌	🟢	09/07/2022 14:41
94	Binary Tree Inorder Traversal	✔️	❌	❌	❌	❌	🟢	09/08/2022 10:38
1996	The Number of Weak Characters in the Game	✔️	❌	❌	❌	❌	🟠	09/09/2022 11:07
0008	String to Integer (atoi)	✔️	❌	❌	❌	❌	🟠	09/10/2022 17:10
0012	Integer to Roman	✔️	❌	❌	❌	❌	🟠	09/11/2022 23:12
0016	3Sum Closest	✔️	❌	❌	❌	❌	🟠	09/12/2022 17:15
0389	Find the Difference	✔️	❌	❌	❌	❌	🟢	09/13/2022 10:25	10/31/2022 16:51
0100	Same Tree	✔️	❌	❌	❌	❌	🟢	09/14/2022 17:24
0020	Valid Parentheses	✔️	❌	❌	❌	❌	🟢	09/15/2022 16:37
0003	Longest Substring Without Repeating Characters	✔️	❌	❌	❌	❌	🟠	09/16/2022 16:52
1770	Maximum Score from Performing Multiplication Operations	✔️	❌	❌	❌	❌	🔴	09/16/2022 17:34
1790	Check if One String Swap Can Make Strings Equal	✔️	❌	❌	❌	❌	🟢	09/17/2022 10:32
0336	Palindrome Pairs	✔️	❌	❌	❌	❌	🔴	09/17/2022 11:27
0680	Valid Palindrome II	✔️	❌	❌	❌	❌	🟢	09/18/2022 21:15
0718	Maximum Length of Repeated Subarray	✔️	❌	❌	❌	❌	🟠	09/20/2022 10:40
0985	Sum of Even Numbers After Queries	✔️	❌	❌	❌	❌	🟠	09/21/2022 11:45
0006	Zigzag Conversion	✔️	❌	❌	❌	❌	🟠	09/21/2022 11:58
0557	Reverse Words in a String III	✔️	❌	❌	❌	❌	🟢	09/22/2022 10:06
1680	Concatenation of Consecutive Binary Numbers	✔️	❌	❌	❌	❌	🟠	09/23/2022 10:38
2047	Number of Valid Words in a Sentence	✔️	❌	❌	❌	❌	🟢	09/24/2022 16:00
0622	Design Circular Queue	✔️	❌	❌	❌	❌	🟠	09/25/2022 17:08
0189	Rotate Array	✔️	❌	❌	❌	❌	🟠	09/26/2022 17:36
0118	Pascal's Triangle	✔️	❌	❌	❌	❌	🟢	09/27/2022 22:59
0183	Customers Who Never Order	⛔	⛔	⛔	⛔	SQL	🟢	09/28/2022 13:14
0658	Find K Closest Elements	✔️	❌	❌	❌	❌	🟠	09/29/2022 23:44
0620	Not Boring Movies	⛔	⛔	⛔	⛔	SQL	🟢	09/30/2022 16:21
0584	Find Customer Referee	⛔	⛔	⛔	⛔	SQL	🟢	10/01/2022 17:21
1155	Number of Dice Rolls With Target Sum	✔️	❌	❌	❌	❌	🟠	10/02/2022 23:09
1578	Minimum Time to Make Rope Colorful	✔️	❌	❌	❌	❌	🟠	10/03/2022 11:59
0626	Exchange Seats	⛔	⛔	⛔	⛔	SQL	🟠	10/04/2022 22:15
0112	Path Sum	✔️	❌	❌	❌	❌	🟢	10/05/2022 16:57
1623	Add One Row to Tree	✔️	❌	❌	❌	❌	🟠	10/05/2022 17:17
0017	Letter Combinations of a Phone Number	✔️	❌	❌	❌	❌	🟠	10/06/2022 13:34
0637	Average of Levels in Binary Tree	✔️	❌	❌	❌	❌	🟢	10/07/2022 11:10
0034	Find First and Last Position of Element in Sorted Array	✔️	❌	❌	❌	❌	🟠	10/08/2022 14:28
0653	Two Sum IV - Input is a BST	❌	✔️	❌	❌	❌	🟢	10/09/2022 22:29
0144	Binary Tree Preorder Traversal	✔️	❌	❌	❌	❌	🟢	10/10/2022 22:28
0334	Increasing Triplet Subsequence	✔️	❌	❌	❌	❌	🟠	10/11/2022 17:12
0976	Largest Perimeter Triangle	✔️	❌	❌	❌	❌	🟢	10/12/2022 17:23
0237	Delete Node in a Linked List	✔️	❌	❌	❌	❌	🟠	10/13/2022 13:40
2095	Delete the Middle Node of a Linked List	✔️	❌	❌	❌	❌	🟠	10/14/2022 22:20
1531	String Compression II	✔️	❌	❌	❌	❌	🔴	10/15/2022 10:42
0021	Merge Two Sorted Lists	✔️	❌	❌	❌	❌	🟢	10/16/2022 19:23
1832	Check if the Sentence Is Pangram	✔️	✔️	❌	✔️	❌	🟢	10/17/2022 10:50
0038	Count and Say	✔️	❌	❌	❌	❌	🟠	10/18/2022 17:01
0011	Container With Most Water	✔️	❌	❌	❌	❌	🟠	10/19/2022 16:11	10/27/2022 10:17
0692	Top K Frequent Words	✔️	❌	❌	❌	❌	🟠	10/19/2022 16:32
0191	Number of 1 Bits	✔️	❌	❌	❌	❌	🟢	10/20/2022 20:52
0195	Tenth Line	⛔	⛔	⛔	⛔	bash	🟢	10/21/2022 17:41
0197	Rising Temperature	⛔	⛔	⛔	⛔	SQL	🟢	10/21/2022 17:44
0404	Sum of Left Leaves	✔️	❌	❌	❌	❌	🟢	10/22/2022 13:48
0645	Set Mismatch	✔️	❌	❌	❌	❌	🟢	10/23/2022 19:59
1239	Maximum Length of a Concatenated String with Unique Characters	✔️	❌	❌	❌	❌	🟠	10/24/2022 22:39
1662	Check If Two String Arrays are Equivalent	✔️	❌	❌	❌	❌	🟢	10/25/2022 10:25
0203	Remove Linked List Elements	✔️	❌	❌	❌	❌	🟢	10/25/2022 10:52
0206	Reverse Linked List	✔️	❌	❌	❌	❌	🟢	10/25/2022 10:57
0523	Continuous Subarray Sum	✔️	❌	❌	❌	❌	🟠	10/26/2022 10:11
0070	Climbing Stairs	✔️	❌	❌	❌	❌	🟢	10/26/2022 11:10
0322	Coin Change	✔️	❌	❌	❌	❌	🟠	10/26/2022 12:21
0371	Sum of Two Integers	✔️	❌	❌	❌	❌	🟠	10/27/2022 14:18
0049	Group Anagrams	✔️	❌	❌	❌	❌	🟠	10/28/2022 10:46
0041	First Missing Positive	✔️	❌	❌	❌	❌	🔴	10/28/2022 13:16
0148	Sort List	✔️	❌	❌	❌	❌	🟠	10/29/2022 20:49
0228	Summary Ranges	✔️	❌	❌	❌	❌	🟢	10/30/2022 11:50
0345	Reverse Vowels of a String	✔️	❌	❌	❌	❌	🟢	10/31/2022 10:01

LeetCode Questions

SI NO	Name	Link
1	Blind 75	leetcode, internal

License

MIT License