2021年4月20日
不用加号的加法
摘要： 题目描述 Write a function that adds two numbers. You should not use + or any arithmetic operators. Note: a and b may be 0 or negative. The result fits in 阅读全文
posted @ 2021-04-20 23:50 HickeyZhang 阅读(575) 评论(0) 推荐(1)
数据流中数字的秩
摘要： 题目描述 Imagine you are reading in a stream of integers. Periodically, you wish to be able to look up the rank of a number x (the number of values less t 阅读全文
posted @ 2021-04-20 22:32 HickeyZhang 阅读(216) 评论(0) 推荐(0)