摘要: 4.2 input_str = input("请输入一行字符:") letters = 0 digits = 0 spaces = 0 others = 0 for char in input_str: if char.isalpha(): letters += 1 elif char.isdigi 阅读全文
posted @ 2025-04-07 20:07 cchb 阅读(13) 评论(0) 推荐(0)