Question

Python流程图判断一个数是正数,负数还是0？

要用流程图谢谢

Answer 1

如需要流程图文件，私信索要即可

Answer 2

#!/usr/bin/ python
#-*- coding: utf-8 -*-#author : zhoulong_GISER
# blog:https: //blog.csdn.net/qq_33356563
#判断字符串是否是数字(数字、小数、负数、负小数、0)#字符串
str_numbers = ["-0.3", "e","2","e.002","-5","china","中国","-like" ,"-中国"]for str_number in str_numbers:
if (str_number.split(".")[0]).isdigit() or str_number . isdigit() or (str_number.split('-')[-1]).split(".")[-1].ist
print(str_number+"是数字")
else:
print(str_number+”不是数字")

Answer 3

一般般吧，不算好也不算差，可以给70分左右。