Algoritmos e Questões do LeetCode

Repositório com soluções em Java para questões do LeetCode e implementações clássicas de algoritmos. O objetivo é manter um índice limpo, profissional e de fácil navegação.

Perfil

• LeetCode: LucasEckert

Questões do LeetCode

Nº	Questão	Resolução	LeetCode
1957	Delete Characters to Make Fancy String	Solution1, Solution2	Abrir
1	Two Sum	Solution	Abrir
242	Valid Anagram	Solution	Abrir
3021	Alice and Bob Playing Flower Game	Solution	Abrir
121	Best Time to Buy and Sell Stock I	Solution	Abrir
122	Best Time to Buy and Sell Stock II	Solution	Abrir
704	Binary Search	Solution	Abrir
94	Binary Tree Inorder Traversal	Solution	Abrir
70	Climbing Stairs	Solution	Abrir
165	Compare Version Numbers	Solution	Abrir
11	Container With Most Water	Solution	Abrir
1317	Convert Integer to the Sum of Two No-Zero Integers	Solution	Abrir
3005	Count Elements With Maximum Frequency	Solution	Abrir
944	Delete Columns to Make Sorted	Solution	Abrir
498	Diagonal Traverse	Solution	Abrir
509	Fibonacci Number	Solution	Abrir
438	Find All Anagrams in a String	Solution	Abrir
3516	Find Closest Person	Solution	Abrir
389	Find the Difference	Solution	Abrir
28	Find the Index of the First Occurrence in a String	Solution	Abrir
202	Happy Number	Solution	Abrir
234	Palindrome Linked List	Solution	Abrir
392	Is Subsequence	Solution	Abrir
55	Jump Game	Solution	Abrir
2264	Largest 3-Same-Digit Number in String	Solution	Abrir
58	Length of Last Word	Solution	Abrir
3	Longest Substring Without Repeating Characters	Solution	Abrir
141	Linked List Cycle	Solution	Abrir
14	Longest Common Prefix	Solution	Abrir
674	Longest Continuous Increasing Subsequence	Solution	Abrir
5	Longest Palindromic Substring	Solution	Abrir
1493	Longest Subarray of 1s After Deleting One Element	Solution	Abrir
169	Majority Element	Solution	Abrir
1323	Maximum 69 Number	Solution	Abrir
3000	Maximum Area of Longest Diagonal Rectangle	Solution	Abrir
104	Maximum Depth of Binary Tree	Solution	Abrir
559	Maximum Depth of N-ary Tree	Solution	Abrir
164	Maximum Gap	Solution	Abrir
1935	Maximum Number of Words You Can Type	Solution	Abrir
1668	Maximum Repeating Substring	Solution	Abrir
1717	Maximum Score From Removing Substrings	Solution	Abrir
4	Median of Two Sorted Arrays	Solution	Abrir
88	Merge Sorted Array	Solution	Abrir
21	Merge Two Sorted Lists	Solution	Abrir
3194	Minimum Average of Smallest and Largest Elements	Solution	Abrir
3396	Minimum Number of Operations to Make Elements in Array Distinct	Solution	Abrir
1266	Minimum Time Visiting All Points	Solution	Abrir
819	Most Common Word	Solution	Abrir
283	Move Zeroes	Solution	Abrir
200	Number of Islands	Solution	Abrir
2437	Number of Valid Clock Times	Solution	Abrir
2348	Number of Zero Filled Subarrays	Solution	Abrir
9	Palindrome Number	Solution	Abrir
118	Pascal Triangle	Solution	Abrir
112	Path Sum	Solution	Abrir
66	Plus One	Solution	Abrir
342	Power of Four	Solution	Abrir
231	Power of Two	Solution	Abrir
26	Remove Duplicates From Sorted Array	Solution	Abrir
27	Remove Element	Solution	Abrir
7	Reverse Integer	Solution	Abrir
33	Search in Rotated Sorted Array	Solution	Abrir
81	Search in Rotated Sorted Array II	Solution	Abrir
148	Sort List	Solution	Abrir
3446	Sort Matrix by Diagonals	Solution	Abrir
2785	Sort Vowels in a String	Solution	Abrir
228	Summary Ranges	Solution	Abrir
130	Surrounded Regions	Solution	Abrir
1550	Three Consecutive Odds	Solution	Abrir
263	Ugly Number	Solution	Abrir
96	Unique Binary Search Trees	Solution	Abrir
125	Valid Palindrome	Solution	Abrir
20	Valid Parentheses	Solution	Abrir
36	Valid Sudoku	Solution	Abrir
3227	Vowels Game in a String	Solution	Abrir
290	Word Pattern	Solution	Abrir

Algoritmos

Nome	Implementação
Ordenação por Divisão e Conquista (Merge Sort)	OrdenacaoDivisaoEConquista.java
Quick Sort	QuickSort.java

Observações

• Alguns diretórios possuem variações de nome por histórico do repositório; os links de resolução apontam para os arquivos existentes neste projeto.