P3088 [USACO13NOV]挤奶牛Crowded Cows 题目描述 Farmer John's N cows (1 <= N <= 50,000) are grazing along a one-dimensional fence. Cow i is standing at location x(i) and has height h(i) (1 <= x(i),h(i) <= 1,000,000,000). 题解 单调队列 OI 2019-08-18
P1330 封锁阳光大学 题目描述 曹是一只爱刷街的老曹，暑假期间，他每天都欢快地在阳光大学的校园里刷街。河蟹看到欢快的曹，感到不爽。河蟹决定封锁阳光大学，不让曹刷街。 题解 OI 2019-08-18