jy2356286251 @ 2020-07-12 15:02:52
t = [int(x) for x in input().split()]
import math
c1 = math.sqrt((t[2]-t[0])**2+(t[3]-t[1])**2)
c2 = math.sqrt((t[4]-t[0])**2+(t[5]-t[1])**2)
c3 = math.sqrt((t[4]-t[2])**2+(t[5]-t[3])**2)
print('%.2f'%(c1+c2+c3))
by Clever_Jimmy @ 2020-07-12 16:39:26
@jy2356286251 也许输入是多行,每行一个数
by Clever_Jimmy @ 2020-07-12 16:39:44
以前的讨论帖子好像有
by jy2356286251 @ 2020-07-12 20:23:53
@Clever_Jimmy 嗯嗯,那我找找看