摘要: 1.实验任务1 程序源代码: x= 'nba FIFA' print(x.upper()) print(x.lower()) print(x.swapcase()) print() x = 'abc' print(x.center(10, '*')) print(x.ljust(10, '*')) 阅读全文
posted @ 2023-03-27 17:59 念安是念你 阅读(26) 评论(0) 推荐(0)