File: root - text - article - 2019 - 10 - find-the-non-duplicate-number.txt
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Problem, Data Structures and Algorithms, | English | Home Page | Category: Computing | 323 Views, 20112 Search Bots | 60 Words
| Browse | Archive
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Problem, Data Structures and Algorithms, | English | Home Page | Category: Computing | 323 Views, 20112 Search Bots | 60 Words
| Browse | Archive
Hi, here's your problem today. This problem was recently asked by Facebook:
Given a list of numbers, where every number shows up twice except for one number, find that one number.
Example:
Input: [4, 3, 2, 4, 1, 3, 2]
Output: 1
Here's the function signature:
Challenge: Find a way to do this using O(1) memory.
Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Problem, Data Structures and Algorithms, | English | Home Page | Cateogry: Computing | 323 Views, 20112 Search Bots | 60 Words Given a list of numbers, where every number shows up twice except for one number, find that one number.
Example:
Input: [4, 3, 2, 4, 1, 3, 2]
Output: 1
Here's the function signature:
def singleNumber(nums):
# Fill this in.
print singleNumber([4, 3, 2, 4, 1, 3, 2])
# 1
Challenge: Find a way to do this using O(1) memory.
Related Articles
- Daily Interview Problem: Given two arrays, write a function to compute their intersection.
- [Daily Problem] Remove k-th Last Element From Linked List
- Compare Version Numbers
- Spreadsheet Columns
- Daily Interview Problem: Full Binary Tree
- Staying on a Chess Board
- Most Frequent Subtree Sum
- Skip the readings, focus on problems. And use all the hints!
- [Daily Problem] Longest Increasing Subsequence
- Daily Interview Problem: Circle of Chained Words
©2006~2024 SteakOverCooked - 0.02327 Seconds(s) - 2247.445 KB/s - 24 Online Memory: 530.07 KB
18:54:01 up 13 days, 18:33, 2 users, load average: 0.98, 0.86, 0.73 - Server PHP Version: 7.4.33
How to Cook a Perfect Steak? | <meta name="robots" content="noindex, follow" />
18:54:01 up 13 days, 18:33, 2 users, load average: 0.98, 0.86, 0.73 - Server PHP Version: 7.4.33
Comments (0)
Read & Write - Normal - Mini - Post - All Comments - Statistics
Be the first one to comment this page !