一个python作业第二题我不会做？

Posted 2023-04-27

建立一个文件夹temp，该文件夹下包含多个文件和文件夹， 按要求完成下列操作：
1）统计temp 下所有文件的个数；
2）将temp下的所有图片文件随机重命名，并全部放到temp下的“图片”文件夹内。

import base64

code = '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'

print(base64.b64decode(code).decode('utf-8'))

参考技术A 包含多个文件和文件夹， 按要求完成下追问

我不会呀，就是我rename之后并没有重命名为什么呜呜呜

参考技术B

如下:

本回答被提问者采纳

C高级第一次作业 函数题第二题

函数第二题

int search( int list[], int n, int x )

{ int i;

for(i=0;i<n;i++)

if (list[i]==x)

return i;

return -1; }

 

 

调用函数中需要从数组第一个元素开始判断是否与x相等，for循环控制循环次数，if判断语句 判断数组元素和输入的是否相等，相等则返回下标，循环都结束如果没找到，则返回-1.