欧拉序不是 1,2,4,6,4,7,4,5,4,2,1,3,1 吗 qwq
by g1ove @ 2024-03-29 11:10:04
欧拉序是每个点进出的时候各记录一次
by aioilit @ 2024-03-29 11:10:59
@[g1ove](/user/638537) 欧拉序确实是(1,2,4,5,4,7,4,6,4,2,1,3,1)，题解里说的应实为括号序。
by Biome_Fest @ 2024-03-29 11:33:13
不懂为啥网上讲树上莫队的都把括号序叫做欧拉序。
by Biome_Fest @ 2024-03-29 11:34:14
@[Biome_Fest](/user/901347) 太谢谢了，树上莫队写的全是欧拉序使我脑子宕机了
by g1ove @ 2024-03-29 11:38:39