实战演练

JAVA

1. [Leetcode-49] Group Anagrams 变形词
2. [LeetCode-67]Add Binary
3. [LeetCode-344]Reverse String|[JAVA] Simple and Clean with Explanations [6 Solutions]
4. [LeetCode-345]Reverse Vowels of a String
5. [LeetCode-441]Arranging Coins
6. [LeetCode-553]Optimal Division|O(n) very easy Java solution.
7. [LeetCode-557]Reverse Words in a String III|Easiest Java Solution (9ms) – Similar to Reverse Words in a String II
8. [LeetCode-566]Reshape the Matrix|Java Concise O(nm) time

Python

1. [LeetCode-2]Add Two Numbers
2. [LeetCode-3]Longest Substring Without Repeating Characters
3. [LeetCode-33]Search in Rotated Sorted Array
4. [Leetcode-151]Reverse Words in a String
5. [LeetCode-172]Factorial Trailing Zeroes
6. [LeetCode-205]Isomorphic Strings
7. [LeetCode-303]Range Sum Query – Immutable
8. [LeetCode-345]Reverse Vowels of a String
9. [LeetCode-441]Arranging Coins
10. [LeetCode-537]Complex Number Multiplication
11. [LeetCode-553]Optimal Division
12. [LeetCode-557]Reverse Words in a String III
13. [LeetCode-561]Array Partition I
14. [LeetCode-566]Reshape the Matrix
15. [LeetCode-575]Distribute Candies

JavaScript

1. [LeetCode-345]Reverse Vowels of a String
2. [LeetCode-557]Reverse Words in a String III
3. [LeetCode-575]Distribute Candies|1-line JavaScript O(n) solution using Set

综合

1. [LeetCode-2]Add Two Numbers
2. [LeetCode-172]Factorial Trailing Zeroes|My one-line solutions in 3 languages