代码如下所示: print(num) 1. 通过以上步骤,我们就可以找出1000以内所有的完全数。 完整代码 下面是整个问题的完整代码: defis_perfect_number(num):ifsum_of_factors(num)==num:returnTrueelse:returnFalsedefsum_of_factors(num):sum=0foriinrange(1,num):ifnum%i==0:sum+=ireturnsumfornuminrange(1,...
在计算完num的所有正真因子的和之后,我们检查该和是否等于num本身。如果是,那么num就是一个完美数,我们将其添加到perfect_numbers列表中。 返回完美数列表: 当循环结束后,perfect_numbers列表将包含所有在1到limit范围内的完美数。我们返回这个列表作为函数的输出。 完整的函数代码如下: python def perfect_number(...
This Blog provides a comprehensive guide to creating prime numbers, perfect numbers, and reverse numbers in Python. Learn More about Python Numbers!
Python program to print perfect numbers from the given list of integers # Define a function for checking perfect number# and print that numberdefcheckPerfectNum(n):# initialisationi=2sum=1# iterating till n//2 valuewhilei<=n //2:# if proper divisor then add it.ifn % i==0:sum+=i...
python3 赞同 0 添加评论 九章算法助教团队精选 更新于 6/9/2020, 7:04:17 PM java 我们只需要找到小于sqrt(n)sqrt(n)的约数就能把数n的所有约数求取出来了。 publicclassSolution{/***@param num:aninteger*@return: returns true when it isaperfect number and false when it is not*/public boolean...
for num,i in enumerate(l,1): print(num,i) try: num = int(input('num >>>')) print(l[num - 1]) except ValueError : # except处理的异常必须和实际报错的异常是相同的 print('请输入一个数字') print(l[num - 1]) 1. 2. 3. ...
:type num: int :rtype: bool """ ifnum <=0:returnFalse ans, SQRT=0,int(num**0.5) ans=sum(i+num//iforiinrange(1, SQRT+1)ifnotnum%i) ifnum==SQRT**2: ans-=SQRT returnans-num==num Python: 1 2 3 4 5 6 7 8 9
2023-03-23 15:20安徽理工大学 Python 关注 public static boolean isPerfectNumber(int num) { int originalNum = num; int lastNum = num; int index = 2; int newSum = 1; while (index < lastNum) { if(num % index == 0) { lastNum = num / index; newSum += index; newSum += last...
append(f" Adding {next_val} to queue by adding {square} to {current}") return level, debug_info # 执行示例调用 #numSquares_debug(100) numSquares_debug(99) (3, ['Level 1:', ' Processing 0, Queue: []', ' Adding 1 to queue by adding 1 to 0', ' Adding 4 to queue by ...
sudo apt-get install python-dev python-pip libxml2-dev libxslt1-dev zlib1g-dev libffi-dev libssl-dev 通过pip 安装 Scrapy 框架sudo pip install scrapy 安装后,只要在命令终端输入 scrapy,提示类似以下结果,代表已经安装成功 具体Scrapy安装流程参考:http://doc.scrapy.org/en/latest/intro/install.html#...