CCO - Problem Set - HFOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	3816	P4801 [CCO 2015] 饥饿的狐狸贪心 2015 枚举排序 CCO	0 / 0	7
	3817	P4802 [CCO 2015] 路短最搜索 2015 CCO 状态压缩	2 / 14	6
	3818	P4803 [CCO 2015] 太阳能飞行 2015 二分 CCO 前缀和	0 / 0	7
	3834	P4813 [CCO 2014] Troy 与三角形 2014 枚举 CCO 前缀和构造	0 / 0	6
	3835	P4814 [CCO 2014] 国王格鲁夫 2014 CCO	0 / 0	6
	3836	P4815 [CCO 2014] 狼人游戏动态规划,dp 2014 CCO	0 / 0	7
	4446	P5475 [CCO 2015] 定音鼓手 2015 CCO	0 / 0	7
	4447	P5476 [CCO 2015] 挖掘 2015 Special Judge CCO	0 / 0	8
	4513	P5531 [CCO 2019] Human Error 2019 CCO	0 / 0	8
	4516	P5532 [CCO 2019] Sirtet 2019 CCO	0 / 0	8
	4517	P5533 [CCO 2019] Winter Driving 2019 CCO	0 / 0	9
	5328	P6342 [CCO 2017] Vera 与道路建设 2017 Special Judge CCO	1 / 1	7
	5329	P6343 [CCO 2017] 矩形帝国的霸业 2017 CCO	0 / 0	8
	5330	P6344 [CCO 2017] Vera 与现代艺术 2011 CCO	0 / 0	7
	5348	P6345 [CCO 2017] 接雨滴 2017 CCO	0 / 0	8
	5349	P6346 [CCO 2017] 专业网络 2017 CCO	1 / 1	8
	5350	P6347 [CCO 2017] 移动数组 2017 CCO	0 / 1	8
	5617	P6641 [CCO 2020] A Game with Grundy 2020 CCO	0 / 0	6
	5618	P6642 [CCO 2020] Exercise Deadlines 2020 CCO	0 / 0	6
	5619	P6643 [CCO 2020] Mountains and Valleys 2020 CCO	0 / 0	9
	5631	P6644 [CCO 2020] Travelling Salesperson 2020 Special Judge CCO	0 / 0	8
	5637	P6645 [CCO 2020] Interval Collection 2020 CCO	0 / 0	8
	5638	P6646 [CCO 2020] Shopping Plans 2020 CCO	0 / 0	9
	5690	P6674 [CCO 2019] Card Scoring 2019 Special Judge CCO	1 / 1	8
	5691	P6680 [CCO 2019] Marshmallow Molecules 2019 CCO	0 / 0	7
	5692	P6681 [CCO 2019] Bad Codes 2019 CCO	0 / 0	7
	5717	P6713 [CCO 2018] Geese vs. Hawks 2018 CCO	0 / 0	5
	5718	P6714 [CCO 2018] Wrong Answer 2018 提交答案 Special Judge CCO	0 / 0	7
	5719	P6715 [CCO 2018] Fun Palace 2018 CCO	0 / 0	9
	5709	P6716 [CCO 2018] Gradient Descent 2018 交互题 Special Judge CCO	0 / 0	7
	5708	P6717 [CCO 2018] Boring Lectures 2018 CCO	0 / 0	8
	5707	P6718 [CCO 2018] Flop Sorting 2018 Special Judge CCO	0 / 0	8
	7113	P7828 [CCO 2021] Swap Swap Sort 二分树状数组 2021 枚举分治排序 CCO	0 / 0	8
	7114	P7829 [CCO 2021] Weird Numeral System 2021 Special Judge CCO 记忆化搜索数位 dp 进制构造	0 / 0	8
	7115	P7830 [CCO 2021] Through Another Maze Darkly 二分树状数组 2021 CCO 广度优先搜索,BFS 深度优先搜索,DFS 可持久化线段树前缀和	0 / 0	8
	7121	P7831 [CCO 2021] Travelling Merchant 图论贪心 2021 CCO 拓扑排序	0 / 0	8
	7122	P7832 [CCO 2021] Bread First Search 动态规划,dp 图论 2021 CCO 广度优先搜索,BFS	0 / 0	8
	7123	P7833 [CCO 2021] Loop Town 树状数组 2021 离散化 CCO	0 / 0	9
	9462	P10050 [CCO 2022] Alternating Heights 二分 2022 CCO 深度优先搜索,DFS 图论建模双指针,two-pointer	0 / 0	6
	9463	P10051 [CCO 2022] Rainy Markets 动态规划,dp 贪心 2022 Special Judge CCO	0 / 0	6
	9464	P10052 [CCO 2022] Double Attendance 2022 CCO	0 / 0	8
	9465	P10053 [CCO 2022] Bi-ing Lottery Treekets 2022 CCO	0 / 0	8
	9466	P10054 [CCO 2022] Phone Plans 2022 CCO	0 / 0	8
	9467	P10055 [CCO 2022] Good Game 2022 Special Judge CCO	0 / 0	9

Pick a problem randomly based on the current filter.