LeetCode Challenge

I challenged myself to solve one leetcode.com problem every day. To navigate to the source code for a particular problem, click on the link of the day for that problem. The description of the problem in leetcode is given in the link to the problem and in the source code of the problem.

My account on LeetCode - https://leetcode.com/bakhtiyorbs

Progress: 366 days /Tasks solved: 370 / Missed days: 9 days

You can give me more motivation by giving this GitHub repo a star ⭐. Thank you 🙏

Day	Date	Problem	Level
366	October 11, 2023	Simplify Path	MEDIUM
365	October 10, 2023	Frequency of the Most Frequent Element	MEDIUM
364	October 09, 2023	Maximize Distance to Closest Person	MEDIUM
363	October 08, 2023	Numbers With Same Consecutive Differences	MEDIUM
362	October 07, 2023	Jump Game III	MEDIUM
361	October 06, 2023	Task Scheduler II	MEDIUM
360	October 05, 2023	Two Best Non-Overlapping Events	MEDIUM
359	October 04, 2023	Steps to Make Array Non-decreasing	MEDIUM
358	October 03, 2023	Convert to Base -2	MEDIUM
357	October 02, 2023	Set Matrix Zeroes	MEDIUM
356	October 01, 2023	Best Time to Buy and Sell Stock with Cooldown	MEDIUM
355	September 30, 2023	3Sum With Multiplicity	MEDIUM
354	September 29, 2023	2 Keys Keyboard	MEDIUM
353	September 28, 2023	Richest Customer Wealth	EASY
352	September 27, 2023	Partition Array for Maximum Sum	MEDIUM
351	September 26, 2023	Asteroid Collision	MEDIUM
350	September 25, 2023	Alphabet Board Path	MEDIUM
349	September 24, 2023	Maximum Number of Vowels in a Substring of Given Length	MEDIUM
348	September 23, 2023	Max Sum of a Pair With Equal Sum of Digits	MEDIUM
347	September 22, 2023	Greatest Sum Divisible by Three	MEDIUM
346	September 21, 2023	Smallest Integer Divisible by K	MEDIUM
345	September 20, 2023	Course Schedule II	MEDIUM
344	September 19, 2023	Angle Between Hands of a Clock	MEDIUM
343	September 18, 2023	Maximum Number of Non-Overlapping Subarrays With Sum Equals Target	MEDIUM
342	September 17, 2023	Rank Transform of an Array	EASY
341	September 16, 2023	Generate a String With Characters That Have Odd Counts	EASY
340	September 15, 2023	Two City Scheduling	MEDIUM
339	September 14, 2023	Latest Time by Replacing Hidden Digits	EASY
338	September 13, 2023	Surface Area of 3D Shapes	EASY
337	September 12, 2023	Count Binary Substrings	EASY
336	September 11, 2023	Number of Employees Who Met the Target	EASY
335	September 10, 2023	Odd String Difference	EASY
334	September 09, 2023	Decode XORed Array	EASY
333	September 07, 2023	Smallest Subsequence of Distinct Characters	MEDIUM
332	September 04, 2023	Maximum Subarray	MEDIUM
331	September 03, 2023	Expressive Words	MEDIUM
330	September 02, 2023	Group Anagrams	MEDIUM
329	September 01, 2023	Merge Intervals	MEDIUM
328	August 31, 2023	XOR Operation in an Array	EASY
327	August 30, 2023	Longest Subsequence With Limited Sum	EASY
326	August 29, 2023	Determine if String Halves Are Alike	EASY
325	August 28, 2023	Number of Days Between Two Dates	EASY
324	August 27, 2023	Faulty Keyboard	EASY
323	August 26, 2023	Minimize String Length	EASY
322	August 25, 2023	Delete Operation for Two Strings	MEDIUM
321	August 24, 2023	Check Whether Two Strings are Almost Equivalent	EASY
320	August 23, 2023	Sort Array By Parity II	EASY
319	August 22, 2023	Kth Smallest Element in a Sorted Matrix	MEDIUM
318	August 21, 2023	Maximum Repeating Substring	EASY
317	August 20, 2023	Count Prefixes of a Given String	EASY
316	August 19, 2023	Valid Boomerang	EASY
315	August 18, 2023	Check Array Formation Through Concatenation	EASY
314	August 17, 2023	Sum of All Odd Length Subarrays	EASY
313	August 16, 2023	Largest Local Values in a Matrix	EASY
312	August 15, 2023	Split Strings by Separator	EASY
311	August 14, 2023	Degree of an Array	EASY
310	August 13, 2023	Maximum Ascending Subarray Sum	EASY
309	August 12, 2023	Count Number of Pairs With Absolute Difference K	EASY
308	August 11, 2023	Check if Numbers Are Ascending in a Sentence	EASY
307	August 10, 2023	Form Smallest Number From Two Digit Arrays	EASY
306	August 09, 2023	Minimum Number of Moves to Seat Everyone	EASY
305	August 08, 2023	Minimum Value to Get Positive Step by Step Sum	EASY
304	August 07, 2023	Minimum Cost of Buying Candies With Discount	EASY
303	August 06, 2023	Split a String in Balanced Strings	EASY
302	August 05, 2023	Count Common Words With One Occurrence	EASY
301	August 03, 2023	Sort Array by Increasing Frequency	EASY
300	August 02, 2023	Find the Maximum Divisibility Score	EASY
299	August 01, 2023	Find the Width of Columns of a Grid	EASY
298	July 31, 2023	Prime Arrangements	EASY
297	July 30, 2023	Determine the Winner of a Bowling Game Easy	EASY
296	July 29, 2023	Shift 2D Grid	EASY
295	July 28, 2023	Matrix Cells in Distance Order	EASY
294	July 27, 2023	Check if Matrix Is X-Matrix	EASY
293	July 26, 2023	Convert Integer to the Sum of Two No-Zero Integers	EASY
292	July 25, 2023	Take Gifts From the Richest Pile	EASY
291	July 24, 2023	Minimum Moves to Convert String	EASY
290	July 23, 2023	Maximum Number of Words You Can Type	EASY
289	July 22, 2023	Most Frequent Number Following Key In an Array	EASY
288	July 21, 2023	Best Poker Hand	EASY
287	July 20, 2023	Maximum Product of Two Elements in an Array	EASY
286	July 19, 2023	Detect Pattern of Length M Repeated K or More Times	EASY
285	July 18, 2023	Check if All Characters Have Equal Number of Occurrences	EASY
284	July 17, 2023	Word Pattern	EASY
283	July 16, 2023	Maximum Product of Three Numbers	EASY
282	July 15, 2023	Largest Number At Least Twice of Others	EASY
281)	July 14, 2023	Find Nearest Point That Has the Same X or Y Coordinate	EASY
280	July 13, 2023	Three Divisors	EASY
279	July 12, 2023	Sum of Digits of String After Convert	EASY
278	July 11, 2023	Count Elements With Strictly Smaller and Greater Elements	EASY
277	July 10, 2023	Count and Say	MEDIUM
276	July 09, 2023	Minimum Distance to the Target Element	EASY
275	July 08, 2023	Largest Positive Integer That Exists With Its Negative	EASY
274	July 07, 2023	Find Pivot Index	EASY
273	July 06, 2023	Minimum Absolute Difference	EASY
272	July 05, 2023	Maximum Count of Positive Integer and Negative Integer	EASY
271	July 04, 2023	Minimum Sum of Four Digit Number After Splitting Digits	EASY
270	July 03, 2023	Average Salary Excluding the Minimum and Maximum Salary	EASY
269	July 02, 2023	Intersection of Multiple Arrays	EASY
268	July 01, 2023	Divide a String Into Groups of Size k	EASY
267	June 30, 2023	Number of Beautiful Pairs	EASY
266	June 29, 2023	Largest Odd Number in String	EASY
265	June 28, 2023	Percentage of Letter in String	EASY
264	June 27, 2023	Divide Array Into Equal Pairs	EASY
263	June 26, 2023	Count Distinct Numbers on Board	EASY
262	June 25, 2023	Count Operations to Obtain Zero	EASY
261	June 24, 2023	Neither Minimum nor Maximum	EASY
260	June 23, 2023	Check if The Number is Fascinating	EASY
259	June 22, 2023	A Number After a Double Reversal	EASY
258	June 21, 2023	Split With Minimum Sum	EASY
257	June 20, 2023	Buy Two Chocolates	EASY
256	June 19, 2023	Total Distance Traveled	EASY
255	June 18, 2023	Finding 3-Digit Even Numbers	EASY
254	June 17, 2023	Remove One Element to Make the Array Strictly Increasing	EASY
253	June 16, 2023	Find Lucky Integer in an Array	EASY
252	June 15, 2023	Two Furthest Houses With Different Colors	EASY
251	June 14, 2023	Check if Every Row and Column Contains All Numbers	EASY
250	June 13, 2023	Maximum Number of Balls in a Box	EASY
249	June 11, 2023	Reformat Phone Number	EASY
248	June 10, 2023	Number of Steps to Reduce a Number to Zero	EASY
247	June 09, 2023	Greatest English Letter in Upper and Lower Case	EASY
246	June 08, 2023	Lucky Numbers in a Matrix	EASY
245	June 07, 2023	Increasing Decreasing String	EASY
244	June 06, 2023	Count Items Matching a Rule	EASY
243	June 05, 2023	Divide Two Integers	MEDIUM
242	June 04, 2023	Convert 1D Array Into 2D Array	EASY
241	June 03, 2023	Calculate Amount Paid in Taxes	EASY
240	June 02, 2023	Time Needed to Buy Tickets	EASY
239	June 01, 2023	Remove Trailing Zeros From a String	EASY
238	May 31, 2023	Two Out of Three	EASY
237	May 30, 2023	Decrypt String from Alphabet to Integer Mapping	EASY
236	May 29, 2023	Calculate Money in Leetcode Bank	EASY
235	May 28, 2023	Row With Maximum Ones	EASY
234	May 27, 2023	Divisor Game	EASY
233	May 26, 2023	Element Appearing More Than 25% In Sorted Array	EASY
232	May 25, 2023	Count Special Quadruplets	EASY
231	May 24, 2023	Sum of Unique Elements	EASY
230	May 23, 2023	Find Greatest Common Divisor of Array	EASY
229	May 22, 2023	Count of Matches in Tournament	EASY
228	May 21, 2023	Find Closest Number to Zero	EASY
227	May 20, 2023	Sum Multiples	EASY
226	May 19, 2023	Find the Middle Index in Array	EASY
225	May 18, 2023	Calculate Delayed Arrival Time	EASY
224	May 17, 2023	Number of Senior Citizens	EASY
223	May 16, 2023	Running Sum of 1d Array	EASY
222	May 15, 2023	Difference Between Element Sum and Digit Sum of an Array	EASY
221	May 14, 2023	Three Consecutive Odds	EASY
220	May 13, 2023	Defanging an IP Address	EASY
219	May 12, 2023	Maximum Population Year	EASY
218	May 11, 2023	Destination City	EASY
217	May 10, 2023	Number of Good Pairs	EASY
216	May 09, 2023	Count Integers With Even Digit Sum	EASY
215	May 08, 2023	Reverse Prefix of Word	EASY
214	May 07, 2023	Smallest Even Multiple	EASY
213	May 05, 2023	Capitalize The Title	EASY
212	May 04, 2023	Min Max Game	EASY
211	May 03, 2023	Find the Difference of Two Arrays	EASY
210	May 02, 2023	Sign of the Product of an Array	EASY
209	May 01, 2023	Average Value of Even Numbers That Are Divisible by Three	EASY
208	April 30, 2023	Replace All Digits with Characters	EASY
207	April 29, 2023	Rotate Image	MEDIUM
206	April 28, 2023	Consecutive Characters	EASY
205	April 27, 2023	Largest Perimeter Triangle	EASY
204	April 26, 2023	Second-Largest Digit in a String	EASY
203	April 25, 2023	Transpose Matrix	EASY
202	April 24, 2023	Water Bottles	EASY
201	April 23, 2023	Find Common Characters	EASY
200	April 22, 2023	Matrix Diagonal Sum	EASY
199	April 21, 2023	Day of the Week	EASY
198	April 20, 2023	Check if Number Has Equal Digit Count and Digit Value	EASY
197	April 19, 2023	Prime In Diagonal	EASY
196	April 18, 2023	Merge Strings Alternately	EASY
195	April 17, 2023	Kids With the Greatest Number of Candies	EASY
194	April 16, 2023	Count Days Spent Together	EASY
193	April 15, 2023	Combination Sum	MEDIUM
192	April 14, 2023	Categorize Box According to Criteria	EASY
191	April 13, 2023	Concatenation of Array	EASY
190	April 12, 2023	Reformat Date	EASY
189	April 11, 2023	Rectangle Overlap	EASY
188	April 10, 2023	Maximum Value of a String in an Array	EASY
187	April 09, 2023	Valid Sudoku	MEDIUM
186	April 08, 2023	Count the Digits That Divide a Number	EASY
185	April 07, 2023	Count Pairs Of Similar Strings	EASY
184	April 06, 2023	Find the Pivot Integer	EASY
183	April 05, 2023	Number of Common Factors	EASY
182	April 04, 2023	Merge Two 2D Arrays by Summing Values	EASY
181	April 03, 2023	Apply Operations to an Array	EASY
180	April 02, 2023	Determine Color of a Chessboard Square	EASY
179	April 01, 2023	Number of Valid Clock Times	EASY
178	March 31, 2023	Find the Highest Altitude	EASY
177	March 30, 2023	Merge Similar Items	EASY
176	March 29, 2023	Decode the Message	EASY
175	March 28, 2023	Minimum Common Value	EASY
174	March 27, 2023	Number of Even and Odd Bits	EASY
173	March 26, 2023	Left and Right Sum Differences	EASY
172	March 25, 2023	Delete Greatest Value in Each Row	EASY
171	March 24, 2023	First Letter to Appear Twice	EASY
170	March 23, 2023	Alternating Digit Sum	EASY
169	March 22, 2023	Separate the Digits in an Array	EASY
168	March 21, 2023	Maximum 69 Number	EASY
167	March 20, 2023	To Lower Case	EASY
166	March 19, 2023	Convert the Temperature	EASY
165	March 18, 2023	Design Browser History	MEDIUM
164	March 17, 2023	Pass the Pillow	EASY
163	March 16, 2023	Count the Number of Vowel Strings in Range	EASY
162	March 15, 2023	Check if the Sentence Is Pangram	EASY
161	March 14, 2023	Number of Students Doing Homework at a Given Time	EASY
160	March 13, 2023	Design HashMap	EASY
159	March 12, 2023	Design HashSet	EASY
158	March 11, 2023	Power of Four	EASY
157	March 10, 2023	Count Negative Numbers in a Sorted Matrix	EASY
156	March 09, 2023	Rotate String	EASY
155	March 08, 2023	Maximum Number of Balloons	EASY
154	March 07, 2023	Convert a Number to Hexadecimal	EASY
153	March 06, 2023	Kth Missing Positive Number	EASY
152	March 05, 2023	Find First and Last Position of Element in Sorted Array	MEDIUM
151	March 04, 2023	Count Subarrays With Fixed Bounds	HARD
150	March 03, 2023	Find the Index of the First Occurrence in a String	MEDIUM
149	March 02, 2023	String Compression	MEDIUM
148	March 01, 2023	Sort an Array	MEDIUM
147	February 28, 2023	Day of the Year	EASY
146	February 27, 2023	Unique Email Addresses	EASY
145	February 26, 2023	Jewels and Stones	EASY
144	February 25, 2023	Can Place Flowers	EASY
143	February 24, 2023	Set Mismatch	EASY
142	February 23, 2023	Distribute Candies	EASY
141	February 22, 2023	Reshape the Matrix	EASY
140	February 21, 2023	Single Element in a Sorted Array	MEDIUM
139	February 20, 2023	Student Attendance Record I	EASY
138	February 19, 2023	Reverse String II	EASY
137	February 18, 2023	Array Partition	EASY
136	February 17, 2023	Excel Sheet Column Title	EASY
135	February 16, 2023	Teemo Attacking	EASY
134	February 15, 2023	Add to Array-Form of Integer	EASY
133	February 14, 2023	Base 7	EASY
132	February 13, 2023	Count Odd Numbers in an Interval Range	EASY
131	February 12, 2023	Detect Capital	EASY
130	February 11, 2023	Nim Game	EASY
129	February 10, 2023	As Far from Land as Possible	MEDIUM
128	February 09, 2023	Perfect Number	EASY
127	February 08, 2023	Fibonacci Number	EASY
126	February 07, 2023	Fruit Into Baskets	MEDIUM
125	February 06, 2023	Shuffle the Array	EASY
124	February 05, 2023	Find All Anagrams in a String	MEDIUM
123	February 04, 2023	Permutation in String	MEDIUM
122	February 03, 2023	Isomorphic Strings	EASY
121	February 02, 2023	Summary Ranges	EASY
120	February 01, 2023	Greatest Common Divisor of Strings	EASY
119	January 31, 2023	Keyboard Row	EASY
118	January 30, 2023	Relative Ranks	EASY
117	January 29, 2023	Cheapest Flights Within K Stops	MEDIUM
116	January 28, 2023	Hamming Distance	EASY
115	January 27, 2023	Self Dividing Numbers	EASY
114	January 26, 2023	License Key Formatting	EASY
113	January 25, 2023	Island Perimeter	EASY
112	January 24, 2023	Remove Linked List Elements	EASY
111	January 23, 2023	Find the Town Judge	EASY
110	January 22, 2023	Linked List Cycle	EASY
109	January 21, 2023	Remove Duplicates from Sorted List	EASY
108	January 20, 2023	Rotate List	MEDIUM
107	January 19, 2023	Subarray Sums Divisible by K	MEDIUM
106	January 18, 2023	Merge Two Sorted Lists	EASY
105	January 17, 2023	Flip String to Monotone Increasing	MEDIUM
104	January 16, 2023	Number Complement	EASY
103	January 15, 2023	Reverse Only Letters	EASY
102	January 14, 2023	Combinations	MEDIUM
101	January 13, 2023	Sort Colors	MEDIUM
100	January 12, 2023	Multiply Strings	MEDIUM
99	January 11, 2023	Letter Combinations of a Phone Number	MEDIUM
98	January 10, 2023	Jump Game	MEDIUM
97	January 09, 2023	Container With Most Water	MEDIUM
96	January 08, 2023	Truncate Sentence	EASY
95	January 07, 2023	Assign Cookies	EASY
94	January 06, 2023	Maximum Ice Cream Bars	MEDIUM
93	January 05, 2023	Coin Change	MEDIUM
92	January 04, 2023	Word Search	MEDIUM
91	January 03, 2023	Find All Duplicates in an Array	MEDIUM
90	January 02, 2023	Counting Bits	EASY
89	January 01, 2023	Range Sum Query - Immutable	EASY
88	December 31, 2022	Shuffle String	EASY
87	December 30, 2022	Robot Return to Origin	EASY
86	December 29, 2022	Add Strings	EASY
85	December 28, 2022	Sort the People	EASY
84	December 27, 2022	Thousand Separator	EASY
83	December 26, 2022	Find Winner on a Tic Tac Toe Game	EASY
82	December 25, 2022	Unique Morse Code Words	EASY
81	December 24, 2022	Long Pressed Name	EASY
80	December 23, 2022	Minimum Changes To Make Alternating Binary String	EASY
79	December 22, 2022	Number Of Rectangles That Can Form The Largest Square	EASY
78	December 21, 2022	Find Words That Can Be Formed by Characters	EASY
77	December 20, 2022	Smallest Index With Equal Value	EASY
76	December 19, 2022	Flipping an Image	EASY
75	December 18, 2022	Number of Segments in a String	EASY
74	December 17, 2022	Number of Lines To Write String	EASY
73	December 16, 2022	Baseball Game	EASY
72	December 15, 2022	Shortest Distance to a Character	EASY
71	December 14, 2022	Add Binary	EASY
70	December 13, 2022	Ransom Note	EASY
69	December 12, 2022	Longest Palindrome	EASY
68	December 11, 2022	Reverse Vowels of a String	EASY
67	December 10, 2022	Monotonic Array	EASY
66	December 09, 2022	Fizz Buzz	EASY
65	December 08, 2022	Valid Palindrome II	EASY
64	December 07, 2022	Arranging Coins	EASY
63	December 06, 2022	Is Subsequence	EASY
62	December 05, 2022	Valid Perfect Square	EASY
61	December 04, 2022	Most Frequent Even Element	EASY
60	December 03, 2022	Intersection of Two Arrays	EASY
59	December 02, 2022	Power of Three	EASY
58	December 01, 2022	Contains Duplicate II	EASY
57	November 30, 2022	Unique Number of Occurrences	EASY
56	November 29, 2022	Add Digits	EASY
55	November 28, 2022	Intersection of Two Arrays II	EASY
54	November 27, 2022	First Unique Character in a String	EASY
53	November 26, 2022	Find the Difference	EASY
52	November 25, 2022	Contains Duplicate	EASY
51	November 24, 2022	Number of Distinct Averages	EASY
50	November 23, 2022	3Sum	MEDIUM
49	November 22, 2022	Climbing Stairs	EASY
48	November 21, 2022	Pascal's Triangle II	EASY
47	November 20, 2022	Pascal's Triangle	EASY
46	November 19, 2022	Majority Element	EASY
45	November 18, 2022	Ugly Number	EASY
44	November 17, 2022	Missing Number	EASY
43	November 16, 2022	Guess Number Higher or Lower	EASY
42	November 15, 2022	Length of Last Word	EASY
41	November 14, 2022	HappyNumber	EASY
40	November 13, 2022	Reverse Words in a String	MEDIUM
39	November 12, 2022	Sqrt(x)	EASY
38	November 11, 2022	Longest Substring Without Repeating Characters	MEDIUM
37	November 10, 2022	Remove Nth Node From End of List	MEDIUM
36	November 10, 2022	Middle of the Linked List	EASY
35	November 08, 2022	Reverse Words in a String III	EASY
34	November 07, 2022	Reverse String	EASY
33	November 06, 2022	Two Sum II - Input Array Is Sorted	MEDIUM
32	November 05, 2022	Rotate Array	MEDIUM
31	November 04, 2022	First Bad Version	EASY
30	November 03, 2022	Binary Search	EASY
29	November 02, 2022	Pow(x, n)	MEDIUM
28	November 01, 2022	Daily Temperatures	MEDIUM
27	October 31, 2022	Toeplitz Matrix	EASY
26	October 30, 2022	Single Number	EASY
25	October 29, 2022	Excel Sheet Column Number	EASY
24	October 28, 2022	Power of Two	EASY
23	October 27, 2022	Find All Numbers Disappeared in an Array	EASY
22	October 26, 2022	Third Maximum Number	EASY
21	October 25, 2022	Height Checker	EASY
20	October 24, 2022	Valid Parentheses	EASY
19	October 23, 2022	Determine if Two Events Have Conflict	EASY
18	October 22, 2022	Sort Array By Parity	EASY
18	October 22, 2022	Move Zeroes	EASY
17	October 20, 2022	Remove Duplicates from Sorted Array	EASY
16	October 19, 2022	Replace Elements with Greatest Element on Right Side	EASY
15	October 18, 2022	Valid Mountain Array	EASY
15	October 18, 2022	Check If N and Its Double Exist	EASY
14	October 17, 2022	Remove Element	EASY
13	October 16, 2022	Merge Sorted Array	EASY
12	October 14, 2022	Duplicate Zeros	EASY
11	October 13, 2022	Squares of a Sorted Array	EASY
10	October 12, 2022	Find Numbers with Even Number of Digits	EASY
10	October 12, 2022	Max Consecutive Ones	EASY
9	October 11, 2022	Plus One	EASY
8	October 10, 2022	Search Insert Position	EASY
7	October 09, 2022	Two Sum IV - Input is a BST	EASY
6	October 08, 2022	3Sum Closest	MEDIUM
5	October 07, 2022	Longest Common Prefix	EASY
4	October 06, 2022	Roman to Integer	EASY
3	October 05, 2022	Valid Palindrome	EASY
2	October 04, 2022	Palindrome Number	EASY
1	October 03, 2022	Two Sum	EASY
1	October 03, 2022	Best Time to Buy and Sell Stock	EASY