lijiahao-debug / leetcode

leetcode

Array

1313. Decompress Run-Length Encoded List
1365. How Many Numbers Are Smaller Than the Current Number
1431. Kids With the Greatest Number of Candies

String

12. Integer to Roman
13. Roman to Integer
14. Longest Common Prefix
20. Valid Parentheses
22. Generate Parentheses
28. Implement strStr()
38. Count and Say
49. Group Anagrams
58. Length of Last Word
67. Add Binary
125. Valid Palindrome
345. Reverse Vowels of a String
383. Ransom Note
387. First Unique Character in a String
415. Add Strings
434. Number of Segments in a String
459. Repeated Substring Pattern
520. Detect Capital
521. Longest Uncommon Subsequence I
537. Complex Number Multiplication
539. Minimum Time Difference
541. Reverse String II
551. Student Attendance Record I
553. Optimal Division
609. Find Duplicate File in System
647. Palindromic Substrings
680. Valid Palindrome II
696. Count Binary Substrings 788. Rotated Digits
791. Custom Sort String
819. Most Common Word
824. Goat Latin
833. Find And Replace in String
856. Score of Parentheses
859. Buddy Strings
890. Find and Replace Pattern
917. Reverse Only Letters
925. Long Pressed Name
937. Reorder Data in Log Files
1108. Defanging an IP Address
1332. Remove Palindromic Subsequences
1309. Decrypt String from Alphabet to Integer Mapping
1408. String Matching in an Array
1436. Destination City
1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence
KMP

Bit Manipulation

1342. Number of Steps to Reduce a Number to Zero

Hash Table

1. Two Sum
146. LRU Cache
771. Jewels and Stones

dfs

200. Number of Islands