标签:port mat style imp color class orm 表达式求值 nbsp
import math a,b,c = 5,8,3 x = (math.sqrt(b*b-4*a*c)-b)/(2*a) print("{}".format(x))
表达式求值
原文地址:https://www.cnblogs.com/xxt77/p/12701558.html