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题解 | #约数的个数#

import math try: def getNum(num:int): count = 0 for i in range(1,math.ceil(math.sqrt(num))): if num % i == 0: ...

2024-03-02

0 231

题解 | #成绩排序#

class Student: def __init__(self, id: int, name: str = None, score: int = 0): self.name = name self.score = score self.id ...

2024-03-02

0 176

题解 | #21年8月份练题总数#

select count(distinct(device_id)) as did_cnt, count(question_id) as question_cnt from question_practice_detail where year(date) = 2021 and month(date)...

Mysql

2022-04-03

6 381