CompetitiveProgramming

Collection all competitive programming contributions

1. LeetCode
2. Advent of Code
   1. 2022
   2. 2023
   3. 2024

LeetCode

ID	Title	Go	Python
1	Two Sum	✔️
2	Add Two Numbers	✔️
3	Longest Substring Without Repeating Characters	✔️
5	Longest Palindromic Substring	✔️
9	Palindrome Number	✔️
12	Integer to Roman	✔️
13	Roman to Integer	✔️
14	Longest Common Prefix	✔️
17	Letter Combinations of a Phone Number	✔️
19	Remove Nth From End of List	✔️
20	Valid Parentheses	✔️
21	Merge Two Sorted Lists	✔️
22	Generate Parentheses	✔️
26	Remove Duplicates from Sorted Array	✔️
27	Remove Element	✔️
28	Implement strStr()	✔️
35	Search Insert Position	✔️
53	Maximum Subarray	✔️
58	Length of Last Word	✔️
66	Plus One	✔️
67	Add Binary	✔️
69	Sqrt(x)	✔️
70	Climbing Stairs	✔️
83	Remove Duplicates from Sorted List	✔️
88	Merge Sorted Array	✔️
94	Binary Tree Inorder Traversal	✔️
100	Same Tree	✔️
101	Symmetric Tree	✔️
104	Maximum Depth of Binary Tree	✔️
108	Convert Sorted Array to Binary Search Tree	✔️
110	Balanced Binary Tree	✔️
111	Minimum Depth of Binary Tree	✔️
112	Path Sum	✔️
118	Pascal's Triangle	✔️
119	Pascal's Triangle II	✔️
121	Best Time to Buy and Sell Stock	✔️
125	Valid Palindrome	✔️
136	Single Number	✔️
141	Linked List Cycle	✔️
144	Binary Tree Preorder Traversal	✔️
145	Binary Tree Postorder Traversal	✔️
160	Intersection of Two Liked Lists	✔️
168	Excel Sheet Column Title	✔️
169	Majority Element	✔️
171	Excel Sheet Column Number	✔️
190	Reverse Bits	✔️
191	Number of 1 Bits	✔️
202	Happy Number	✔️
203	Remove Linked List Elements	✔️
205	Isomorphic Strings	✔️
206	Reverse Linked List	✔️
217	Contains Duplicate	✔️
219	Contains Duplicate II	✔️
222	Count Complete Tree Nodes	✔️
225	Implement Stack using Queues	✔️
226	Invert Binary Tree	✔️
228	Summary Ranges	✔️
231	Power of Two	✔️
232	Implement Queue using Stacks	✔️
234	Palindrome Linked List	✔️
235	Lowest Common Ancestor of a Binary Search Tree	✔️
237	Delete Node in a Linked List	✔️
242	Valid Anagram	✔️
257	Binary Tree Paths	✔️
258	Add Digits	✔️
263	Ugly Number	✔️
268	Missing Number	✔️
278	First Bad Version	✔️
283	Move Zeroes	✔️
290	Word Pattern	✔️
292	Nim Game	✔️
326	Power of Three	✔️
338	Counting Bits	✔️
342	Power of Four	✔️
344	Reverse String	✔️
345	Reverse Vowels of a String	✔️
349	Intersection of Two Arrays	✔️
350	Intersection of Two Arrays II	✔️
367	Valid Perfect Square	✔️
374	Guess Number Higher or Lower	✔️
383	Ransom Note	✔️
387	First Unique Character in a String	✔️
389	Find the Difference	✔️
392	Is Subsequence	✔️
401	Binary Watch	✔️
404	Sum of Left Leaves	✔️
405	Convert a Number to Hexadecimal	✔️
409	Longest Palindrome	✔️
412	Fizz Buzz	✔️
414	Third Maximum Number	✔️
415	Add Strings	✔️
434	Number of Segments in a String	✔️
441	Arranging Coins	✔️
448	Find All Numbers Disappeared in an Array	✔️
455	Assign Cookies	✔️
459	Repeated Substring Pattern	✔️
461	Hamming Distance	✔️
463	Island Perimeter	✔️
476	Number Complement	✔️
482	License Key Formatting	✔️
485	Max Consecutive Ones	✔️
492	Construct the Rectangle	✔️
495	Teemo Attacking	✔️
496	Next Greater Element I	✔️
509	Fibonacci Number	✔️
520	Detect Capital	✔️
670	Maximum Swap	✔️
951	Flip Equivalent Binary Trees	✔️
1107	Parsing a Boolean Expression	✔️
1233	Remove Sub-Folders from the Filesystem	✔️
1277	Count Square Submatrices with All Ones	✔️
1545	Find Kth Bit in Nth Binary String	✔️
1593	Split a String Into the Max Number of Unique Strings	✔️
1671	Minimum Number of Removals to Make Mountain Array	✔️
1957	Delete Characters to Make Fancy String	✔️
2044	Count Number of Maximum Bitwise OR Subsets	✔️
2458	Height of Binary Tree After Subtree Removal Queries	✔️
2463	Minimum Total Distance Traveled	✔️
2490	Circular Sentence	✔️
2501	Longest Square Streak in an Array	✔️
2583	Kth Largest Sum in a Binary Tree	✔️
2641	Cousins in Binary Tree II	✔️
2684	Maximum Number of Moves in a Grid	✔️

Advent of Code

Credits: All credits of the tasks and questions go to Eric Wastl (Twitter: @ericwastl)! Go check out his website: Advent of Code to support him and get further information!

Advent of Code 2022

Day	Part 1 (Go)	Part 2 (Go)
01	⭐	⭐
02	⭐	⭐
03	⭐	⭐
04	⭐	⭐
05	⭐	⭐
06	⭐	⭐
07	⭐	⭐
08	⭐	⭐
09	⭐	⭐
10	⭐	⭐

Advent of Code 2023

Day	Part 1 (Go)	Part 2 (Go)
01	⭐

Advent of Code 2024

Day	Part 1 (Go)	Part 2 (Go)
01	⭐	⭐
01	⭐