摘要：Given two numbers, `hour` and `minutes`, return *the smaller angle (in degrees) formed between the *`hour`* and the *`minute`* hand*. Answers within ` 阅读全文

摘要：Given an array of integers arr and two integers k and threshold, return *the number of sub-arrays of size k and average greater than or equal to *thre 阅读全文

摘要：When use crontab to schedule job running on Mac/Linux, you might have the following error: python3: can't open file 'p.py': [Errno 1] Operation not pe 阅读全文