题目 题目描述 Art critics worldwide have only recently begun to recognize the creative genius behind the great bovine painter, Picowso. Picowso paints in a very particular way. She …

题目 题目描述 FJ's N (1 ≤ N ≤ 10,000) cows conveniently indexed 1..N are standing in a line. Each cow has a positive integer height (which is a bit of secret). You are told only the…

题目 题目描述 一种新型的激光炸弹，可以摧毁一个边长为R的正方形内的所有的目标。现在地图上有n(N<=10000)个目标，用整数Xi,Yi(其值在[0,5000])表示目标在地图上的位置，每个目标都有一个价值。激光炸弹的投放是通过卫星定位的，但其有一个缺点，就是其爆破范围，即那个边长为R的正方形的边必须和x，y轴平行。若目标位于爆破正方形的边…