北叶青藤

2026年4月6日

摘要： part 1. 给时间和 IP，看在提供的input里面如果ip 超出了一个threshold，判断为机器人，output 机器人的ip input: following string, and threshold 1, ip11, ip21, ip14, ip14, ip25, ip3 is 阅读全文

posted @ 2026-04-06 12:01 北叶青藤阅读(4) 评论(0) 推荐(0)

Log Rate Limiter

摘要： Problem: Storefront Log Rate Limiter You are given a stream of log events. Each event contains at least: timestamp: arrival time (assume integer secon 阅读全文

posted @ 2026-04-06 11:07 北叶青藤阅读(4) 评论(0) 推荐(0)

Same Word of HTML Labels

摘要： You are given a string containing text and HTML-style tags (e.g., <div>, <p>, </div>). Your task is to determine if the "labels" or "tags" are correct 阅读全文

posted @ 2026-04-06 10:31 北叶青藤阅读(4) 评论(0) 推荐(0)

Most Frequent Call Chain

摘要： A software system logs its execution traces as a sequence of program events. Each event records either a function call or a function return. Each entr 阅读全文

posted @ 2026-04-06 09:47 北叶青藤阅读(6) 评论(0) 推荐(0)

remove prefix in a words list

摘要： Given a list of unique strings words. I needed to remove every string that was a prefix of any other string in the list. A string a was a prefix of st 阅读全文

posted @ 2026-04-06 08:43 北叶青藤阅读(2) 评论(0) 推荐(0)

2026年3月20日

1102. Path With Maximum Minimum Value

摘要： Given an m x n integer matrix grid, return the maximum score of a path starting at (0, 0) and ending at (m - 1, n - 1) moving in the 4 cardinal direct 阅读全文

posted @ 2026-03-20 23:50 北叶青藤阅读(3) 评论(0) 推荐(0)

2026年3月16日

Property Booking Optimizer

摘要： Given: A list of properties where each property has (id, neighborhood, capacity) A group size (number of people that need accommodation) A target neig 阅读全文

posted @ 2026-03-16 13:27 北叶青藤阅读(6) 评论(0) 推荐(0)

2026年3月2日

minimum number

摘要： part 1 给一串0到9的数字，返回最小可以组成的整数，以string返回比如 [1, 3, 3, 4, 2] -> "12334" 所有数字用一遍，0除外，比如[0, 1, 2]就返回12 part 2 part1的基础上返回值要大于或等于一个lower bound 1 from collec 阅读全文

posted @ 2026-03-02 11:36 北叶青藤阅读(6) 评论(0) 推荐(0)

2026年2月28日

755. Pour Water

摘要： You are given an elevation map represents as an integer array heights where heights[i] representing the height of the terrain at index i. The width at 阅读全文

posted @ 2026-02-28 13:43 北叶青藤阅读(7) 评论(0) 推荐(0)

2026年2月25日

Keyword Tagging in Reviews with Overlapping Matches

摘要： Given a mapping from keywords to tags and a user review, replace the keywords in the review with the format [<tag>]{<keyword>}. For example: Given map 阅读全文

posted @ 2026-02-25 12:36 北叶青藤阅读(5) 评论(0) 推荐(0)

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