好了。。。
by lc_lca @ 2020-05-11 00:09:21
@[忘怀星](/user/305911) 我觉得二分d再平方精度损失比较大，所以二分了个d^ 2
by lc_lca @ 2020-05-11 00:10:04
然后算两点见的距离脑抽了
by lc_lca @ 2020-05-11 00:10:34
@[lc_lca](/user/120340) 然后您分别与mid比较？
by 忘怀星 @ 2020-05-11 00:10:52
@[忘怀星](/user/305911) 是的
by lc_lca @ 2020-05-11 00:11:34
[您主页的题](https://www.luogu.com.cn/training/9886#problems)
by 忘怀星 @ 2020-05-11 00:11:49
哈哈可以可以 @[忘怀星](/user/305911)
by lc_lca @ 2020-05-11 00:12:38
嘻嘻
by 忘怀星 @ 2020-05-11 00:13:06
@[忘怀星](/user/305911) 不二分，咋做？floyed？
by lc_lca @ 2020-05-11 00:15:27
@[lc_lca](/user/120340) 最小生成树，一直连到剩s个块
by 忘怀星 @ 2020-05-11 00:17:04