請問在pycharm都運行成功了，為什么這里一直不通過
import math
def quadratic_equation(a, b, c):
? ? x = math.sqrt(b * b - 4*a*c)
? ? y1 = (-b - x)/(2*a)
? ? y2 = (-b + x)/(2*a)
? ? return y1,y2
print quadratic_equation(2, 3, 0)
print quadratic_equation(1, -6, 5)
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2018-08-10
?return y2,y1?
輸出順序不一致而已，答案是對的呀