摘要：C Linear Approximation 找出$A_i i$的中位数作为$b$即可 题解 cpp include include include include include // define ivorysi define fi first define se second define M 阅读全文

摘要：题解 想到n3发现思路有点卡住了 对于每个发射塔把激光塔和敌人按照极角排序，对于一个激光塔，和它转角不超过pi的激光塔中间夹的敌人总和就是答案 记录前缀和，用two Points扫一下就行 代码 cpp include define enter putchar('\n') define space 阅读全文

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