给定一个字符串。任务是使用 Python 中的正则表达式计算字符串中出现的大写、小写、特殊字符和数值的数量。 # the re.findall ...

When programming in Python, you may need to ask users for input, then translate that input into lower case letters. For example, a user may enter a text string in all capital letters and you need ...