摘要: 实验任务1 源代码 1 x='nba FIFA' 2 print(x.upper()) 3 print(x.lower()) 4 print(x.swapcase()) 5 print() 6 7 x='abc' 8 print(x.center(10,'*')) 9 print(x.ljust(1 阅读全文
posted @ 2023-03-25 19:27 仲益君 阅读(56) 评论(0) 推荐(0)