摘要:
lct裸题QuQ 1 #include 2 #include 3 #include 4 #include 5 #include 6 7 using namespace std; 8 9 const int Maxn=30010; 10 11 int ch[Maxn][2],w... 阅读全文
摘要:
Problem DescriptionWe have met so many problems on the tree, so today we will have a query problem on a set of trees.There are N nodes, each node will... 阅读全文