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●洛谷P2664 樹上遊戲

pan body www bsp problem 題解 log tps targe

題鏈:

https://www.luogu.org/problemnew/show/P2664
題解:

掃描線,線段樹維護區間覆蓋

https://www.luogu.org/blog/ZJ75211/solution-p2664(直接看這裏吧)

●洛谷P2664 樹上遊戲