哈希

[jiangshanmeta]

• 1
• 888 Fair Candy Swap
• 3
• 705 实现hashSet
• 706 实现hashMap
• 966
• 187 Repeated DNA Sequences
• 211 Add and Search Word - Data structure design
• 609 Find Duplicate File in System
• 380 Insert Delete GetRandom O(1) Hash和数组的联合数据结构 划重点
• 381 Insert Delete GetRandom O(1) - Duplicates allowed 和380思路一致
• 1001 Grid Illumination
• 771 Jewels and Stones
• 804 Unique Morse Code Words
• 806 Number of Lines To Write String
• 953 Verifying an Alien Dictionary
• 884 Uncommon Words from Two Sentences
• 890 Find and Replace Pattern
• 893 Groups of Special-Equivalent Strings
• 148 LRU Cache 是个hard
• 432 All O`one Data Structure
• 811 Subdomain Visit Count
• 819 Most Common Word
• 748 Shortest Completing Word
• 645 Set Mismatch
• 692 Top K Frequent Words
• 500 Keyboard Row
• 525 Contiguous Array
• 532 K-diff Pairs in an Array
• 554 Brick Wall
• 594 Longest Harmonious Subsequence
• 599 Minimum Index Sum of Two Lists
• 447 Number of Boomerangs
• 451 Sort Characters By Frequency
• 349 Intersection of Two Arrays
• 383 Ransom Note
• 387 First Unique Character in a String
• 205 Isomorphic Strings
• 217 Contains Duplicate
• 219 Contains Duplicate II
• 220 Contains Duplicate III
• 242 Valid Anagram
• 273 Integer to English Words
• 290 Word Pattern
• 299 Bulls and Cows
• 49 Group Anagrams
• 36
• 1128
• 1152
• 1165
• 1166
• 1169
• 1177 前缀统计 ※
• 1181
• 1189 countBy
• 1207
• 1218 伪装成动态规划的hash题