摘要: #include<cstdio> #include<vector> using namespace std; const int maxn=35; struct node{ int k; struct node *lc; struct node *rc; }; int n; int pre[maxn 阅读全文
posted @ 2017-09-08 17:51 MalcolmMeng 阅读(169) 评论(0) 推荐(0) 编辑