方法1:优化版(减少存储 & 直接累加) defclassify(number):"""Classify a number as 'perfect', 'abundant', or 'deficient'."""ifnumber <=0:raiseValueError("Classification is only possible for positive integers.") divisor_sum =
defis_perfect_number(num):ifsum_of_factors(num)==num:returnTrueelse:returnFalsedefsum_of_factors(num):sum=0foriinrange(1,num):ifnum%i==0:sum+=ireturnsumfornuminrange(1,1001):ifis_perfect_number(num):print(num) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. ...
定义函数perfect_number: 函数perfect_number接收一个参数limit,其默认值为1000。完美数是指一个数恰好等于它的所有正的真因子(即除了自身以外的约数)之和。 创建空列表用于存储完美数: 在函数内部,我们需要一个空列表来存储所有找到的完美数。 使用循环遍历从1到limit的所有整数: 我们将使用一个for循环来遍历...
这是一道leetcode题(No.507),我前段时间写过一个解,在leetcode平台上已通过: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 classSolution:defcheckPerfectNumber(self,num:int)->bool:sum=1tmp=numifnum==0or num==1:returnFalsewhilenum%2==0:num/=2sum+=num+tmp/numreturnsum==tmp 已知完美数...
You can install and run these tools against your code to find opportunities to improve the code efficiency. Ultimately, the choice of a profiler depends on your specific use case. You can use cProfile and timeit from the Python standard library for quick checks that don’t require installing ...
作者:TimG链接:medium.freecodecamp.org Python 中的电子表格 15.权威指南:Python 的 Excel 教程 通过这个教程,你可以了解如何使用 Python 读取和导入 Excel 文件,如何将数据写入这些电子表格。 作者:Karlijn Willems链接:datacamp.com/community/ 16.Python 和 Googgle 电子表格 作者:Brent Schooley链接:youtube.com...
We use an automated processes to find bugs. In the issue trackers for other decompilers, you will find a number of bugs we've found along the way. Very few to none of them are fixed in the other decompilers. The code in the git repository can be run from Python 2.4 to the latest...
They exist, we just need to find and put them to use. I discovered this one for an amazing project we implemented many years ago: a special purpose WYSIWYM XML editor. After using this pattern intensively in the code, I read more about it on some sites. The command pattern is handy ...
LeetCode 0279. Perfect Squares完全平方数【Medium】【Python】【BFS】 Problem LeetCode Given a positive integern, find the least number of perfect square numbers (for example,1, 4, 9, 16, ...) which sum ton. Example 1: Input: n = 12Output: 3Explanation: 12 = 4 + 4 + 4. ...
In the exercise above the code defines a function named "perfect_number()" that determines whether a given number 'n' is a perfect number. It iterates through numbers from 1 to 'n-1' to find factors of 'n' and calculates their sum. Finally, it checks if the sum of factors is ...