摘要: print(round(3.447444, 2)) >>3.45 from decimal import Decimal print(Decimal('0.3') + Decimal('0.9')) >>1.2 import math #向上取整 math.ceil( x ) import math 阅读全文
posted @ 2021-11-27 17:01 Mitena 阅读(59) 评论(0) 推荐(0)