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Problem 5098 >> 这题 O(n*sqrt(n*lg(n))可过??
test_tset @ 2017-12-20 23:51:32
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不知道有木有更好的办法, 反正至少可以 用set维护斜率,斜率会更新两次
test_tset @ 2017-12-20 23:57:09
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不知道 a^2>=4*b 有什么作用
save_code @ 2017-12-21 10:19:37
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为什么 我敲了 10K +都没有敲完,标算 只有不到2K????
save_code @ 2017-12-22 11:01:26
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一组数据 codeforces 上跑了 686ms G++14 bzoj 跑了 7100ms.....。。。
save_code @ 2017-12-22 11:24:08
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MD, 本地 也只用了3s啊, codeforces就跑挂了。、。
save_code @ 2018-01-11 16:16:58
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这道题 出的有问题吧 题解上写着

因为 a^2>=4*b所以 k^2+a*k+b 非负

明显应该是 a^2<=4*b啊 这题是不是出错了啊
save_code @ 2018-01-11 16:17:12
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题面写错了啊
Claris @ 2018-01-11 20:25:40
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题解部分是BB的,因为不太懂那个a^2>=4b的条件到底有什么用。
nzhtl1477 @ 2018-01-12 13:42:13
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惨惨啊
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