摘要: 实验任务3 def round_1(a): """四舍五入""" b = a // 1 c = a * 10 - b * 10 if c < 5: return b else: return b + 1 with open("data3.txt", "r", encoding="utf-8") as 阅读全文
posted @ 2022-05-10 23:35 杖卫 阅读(46) 评论(2) 推荐(0) 编辑