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56 演算法與資料結構筆記
  • 🔢排序
    • 氣泡排序法（Bubble Sort）
    • 快速排序法（Quick Sort）
  • 🌲二元樹（Binary-Tree）
    • 建立二元樹
    • [DFS] 深度優先搜尋（Depth-First Search）
    • [BFS] 廣度優先搜尋（Breadth-First Search）
  • 🔗鏈結串列（Linked-List）
    • 建立鏈結串列
  • 🏁隊列（Queue）
    • 建立隊列
  • 🍡堆疊（stack）
    • 建立堆疊
  • 📔leetcode
    • 1. Two Sum
    • 9. Palindrome Number
    • 11. Container With Most Water
    • 13. Roman to Integer
    • 14. Longest Common Prefix
    • 19. Remove Nth Node From End of List
    • 20. Valid Parentheses
    • 21. Merge Two Sorted Lists
    • 26. Remove Duplicates from Sorted Array
    • 27. Remove Element
    • 28. Find the Index of the First Occurrence in a String
    • 34. Find First and Last Position of Element in Sorted Array
    • 35. Search Insert Position
    • 58. Length of Last Word
    • 66. Plus One
    • 67. Add Binary
    • 69. Sqrt(x)
    • 70. Climbing Stairs
    • 75. Sort Colors
    • 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
    • 136. Single Number
    • 141. Linked List Cycle
    • 142. Linked List Cycle II
    • 144. Binary Tree Preorder Traversal
    • 145. Binary Tree Postorder Traversal
    • 151. Reverse Words in a String
    • 160. Intersection of Two Linked Lists
    • 168. Excel Sheet Column Title
    • 169. Majority Element
    • 171. Excel Sheet Column Number
    • 202. Happy Number
    • 203. Remove Linked List Elements
    • 206. Reverse Linked List
    • 217. Contains Duplicate
    • 219. Contains Duplicate II
    • 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
    • 238. Product of Array Except Self
    • 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
    • 303. Range Sum Query - Immutable
    • 326. Power of Three
    • 334. Increasing Triplet Subsequence
    • 344. Reverse String
    • 345. Reverse Vowels of a String
    • 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
    • 404. Sum of Left Leaves
    • 412. Fizz Buzz
    • 415. Add Strings
    • 441. Arranging Coins
    • 443. String Compression
    • 584. Find Customer Referee
    • 595. Big Countries
    • 605. Can Place Flowers
    • 876. Middle of the Linked List
    • 1071. Greatest Common Divisor of Strings
    • 1148. Article Views I
    • 1431. Kids With the Greatest Number of Candies
    • 1603. Design Parking System
    • 1683. Invalid Tweets
    • 1757. Recyclable and Low Fat Products
    • 1768. Merge Strings Alternately
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  1. leetcode

584. Find Customer Referee

# Write your MySQL query statement below

select name from Customer where referee_id <> 2 or referee_id is null
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Last updated 1 year ago

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