new Node那里试试把lc,rc赋值成NULL?
@[XjascodoixjqoinOI](/user/389844)
by cmll02 @ 2021-03-15 18:32:44
@[XjascodoixjqoinOI](/user/389844) 建议每次用指针之前先判断NULL
~~不要问我怎么知道的~~
by cmll02 @ 2021-03-15 19:13:25
@[cmll02](/user/171487) 好的,我知道了,我自己再看看,实在不行就用数组模拟了
by XjascodoixjqoinOI @ 2021-03-15 19:14:44