Pinterest-Karat 一轮面经

做题40+分钟，做了三道题
Q1: Leetcode 811. Subdomain Visit Count
Q2:  Leetcode 718. Maximum Length of Repeated Subarray
Q3: 计算用户广告点击和转化
The people who buy ads on our network don't have enough data about how ads are working for their business. They've asked us to find out which ads produce the most purchases on their website.

Our client provided us with a list of user IDs of customers who bought something on a landing page after clicking one of their ads:

# Each user completed 1 purchase.
completed_purchase_user_i

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Unlock interview details and practice with AI
Curated Interview Questions from Top Companies

ata, determine how many times each ad was clicked, then return the ad text, that ad's number of clicks, and how many of those ad clicks were from users who made a purchase.


Expected output:

1 of 2         2017 Pet Mittens
0 of 1         The Best Hollywood Coats
3 of 4         Buy wool coats for your pets

感谢分享！弱问这个会有真人面试官还是OA。。。我约了周末面看到系统分配了一个面试engineer感觉很迷诶，真人engineer怎么会周末来面试。

啥，还能选周末面试呀

cherieeeeee 发表于 2021-2-2 10:54
感谢分享！弱问这个会有真人面试官还是OA。。。我约了周末面看到系统分配了一个面试engineer感觉很迷诶，真 ...

抱歉回复晚了，但是为了以后的人能看到，是真人面试官，因为是外包，所以24/7都可以面试。

Fhui 发表于 2021-2-11 05:16
抱歉回复晚了，但是为了以后的人能看到，是真人面试官，因为是外包，所以24/7都可以面试。

嗯嗯 感谢回复！

请问楼主有后续on site面经吗