ACM-ICPC 2017 Asia Tsukuba Regional

I can't spell your name

Problem A

Solved by Xiejiadong. 00:09:42(+)

Problem B

Solved by dreamcloud. 00:35:42(+)

Problem C

Solved by oxx1108. 00:58:09(+)

Problem D

Unsolved.

Problem E

Solved by Xiejiadong. 03:00:39(+1)

Problem F

Unsolved.

Problem G

Solved by oxx1108. 04:56:50(+1)

Problem H

Unsolved.

Problem I

Solved by Xiejiadong. 03:22:13(+3)

Problem J

Unsolved.

Problem K

Unsolved.

ECNU Foreigners

ultmaster: 签到成功！

Problem A

Solved by zerol. 00:12 (+)

Problem B

Solved by ultmaster. 01:26 (+)

题意：把 $m$ 个点两两匹配成 $m/2$ 条直线，然后求最多的平行线对数。

题解：可能划分的数量大概只有 2E6。巧妙地把这些方案枚举出来了以后，逐一计算就可以了。

因为没有输出答案，错误地把 debug 信息当成了答案。自闭半小时。

Problem C

Solved by ultmaster. 00:38 (+2)

Problem F

ultmaster: 题目读错背大锅。而且可能顺带抹杀了做出其他题的可能性。

Problem G

Solved by kblack. 02:28 (+)

Problem I

Solved by kblack. 01:28 (+)

Problem J

Solved by kblack. 03:33 (+)