修正,是`slope(q[tail],q[tail-1])>slope(i,q[tail-1])`打成了`slope(q[tail],q[tail-1])>slope(i,q[tail])`
by 柳苏明 @ 2020-08-06 17:42:03
您 tql,评测机被震惊了,认为这点小错误不足以让您 WA,所以让您过了。
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by 云浅知处 @ 2020-08-06 17:42:21
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by Merron @ 2020-08-06 17:44:02
@[柳苏明](/user/226485) 您怕不是对着题解打的……这样写本来就是可以的
by Arkadyevna @ 2020-08-06 17:47:55
orz
by 血色黄昏 @ 2020-08-06 17:49:38
这样也是对的吧
by Midoria7 @ 2020-08-06 18:27:52
感觉不对吧
by 柳苏明 @ 2020-08-06 18:29:53
@[Arkadyevna](/user/363937) 巨佬这为什么是对的啊
by 柳苏明 @ 2020-08-06 18:30:16
@[柳苏明](/user/226485) 例如你维护一个下凸壳,你看下面那个图的红绿两条线不是等价的?![](https://cdn.luogu.com.cn/upload/image_hosting/aovrrjd1.png)
绿的在黑的哪边红的就在哪边啊
by Arkadyevna @ 2020-08-06 18:36:17
@[Arkadyevna](/user/363937) 感谢巨佬orz
by 柳苏明 @ 2020-08-06 20:08:44