摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=3566阅读全文
posted @ 2019-03-22 20:22 Pickupwin 阅读(26) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=3427阅读全文
posted @ 2019-03-09 22:16 Pickupwin 阅读(19) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=4513阅读全文
posted @ 2019-03-09 13:57 Pickupwin 阅读(11) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=3667阅读全文
posted @ 2019-03-09 12:46 Pickupwin 阅读(34) 评论(1) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=4557阅读全文
posted @ 2019-03-02 12:14 Pickupwin 阅读(17) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=3894阅读全文
posted @ 2019-02-13 19:35 Pickupwin 阅读(8) 评论(0) 编辑
摘要: https://vijos.org/d/SUOI/p/5bce944bd3d8a1340d5677cb阅读全文
posted @ 2019-01-18 20:24 Pickupwin 阅读(25) 评论(1) 编辑
摘要: https://loj.ac/problem/2670阅读全文
posted @ 2018-11-28 15:25 Pickupwin 阅读(41) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=2097阅读全文
posted @ 2018-10-23 18:49 Pickupwin 阅读(22) 评论(0) 编辑
摘要: https://www.lydsy.com/JudgeOnline/problem.php?id=1822阅读全文
posted @ 2018-10-19 14:57 Pickupwin 阅读(47) 评论(0) 编辑