摘要:
1 #include 2 using namespace std; 3 const int MAX = 100005; 4 typedef struct Node{ 5 long long val, tag; 6 int l, r; 7 Node *rson, *lson; 8 int len() {return r - l;} ... 阅读全文
posted @ 2018-03-31 12:04
玥~endlessly~vast
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