ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4839 P5838   [WC/CTS2024] 线段树 1 / 2 10
4843 P5842   [CTS2022] 普罗霍洛夫卡 1 / 2 10
4845 P5844   [CTS2022] 独立集问题 1 / 1 9
4849 P5848   [WC2021] 表达式求值 1 / 3 8
4850 P5849   [WC2020] 选课 1 / 1 10
4857 P5856   [CTS2019] 重复 1 / 1 8
4858 P5857   [CTS2019] 氪金手游 1 / 1 8
4859 P5858   [CTS2019] 田野 1 / 2 10
4865 P5864   [Usaco2024 Feb]Moorbles S 3 / 10 4
4898 P5868   [Usaco2024 Feb]Lazy Cow P 1 / 6 8
4899 P5869   [Usaco2024 Feb]Minimum Sum of Maximums P 4 / 9 8
4874 P5873   「2018 集训队互测 Day 3」白云的旅行 1 / 2 10
6425 P5880   遊生夢死 1 / 1 8
4884 P5883   「2019 集训队互测 Day 1」最短路径 1 / 1 10
4885 P5884   「2019 集训队互测 Day 2」神树大人挥动魔杖 1 / 1 10
4886 P5885   「2019 集训队互测 Day 2」序列 1 / 1 10
4887 P5886   「2019 集训队互测 Day 3」操作序列计数 1 / 1 9
4892 P5891   「BalticOI 2018」路径 1 / 1 5
4893 P5892   [USACO2024JAN] Cowmpetency G 1 / 1 7
4869 P5897   [USACO 2024 Jan] Island Vacation P 1 / 1 9
4870 P5898   [USACO 2024 Jan] Merging Cells P 1 / 2 8
4903 P5902   [Usaco2023 Dec] Train Scheduling P 1 / 1 8
4904 P5903   [Usaco2023 Dec]Flight Routes G 1 / 1 4
4910 P5910   [Usaco2023 Open]Pareidolia P 1 / 1 8
4914 P5914   [Usaco2023 Open]Pareidolia G 1 / 1 4
4918 P5918   [Usaco2023 Open] Pareidolia S 1 / 2 4
4921 P5921   [Usaco2023 Feb]Watching Cowflix P 1 / 1 8
4922 P5922   [Usaco2023 Feb]Equal Sum Subarrays G 1 / 1 5
4924 P5924   [Usaco2023 Feb]Piling Papers G 1 / 1 6
4930 P5930   [Usaco2023 Jan]Subtree Activation P 1 / 1 8
4931 P5931   [Usaco2023 Jan] Find and Replace G 1 / 1 5
4937 P5937   [Usaco2022 Dec]Breakdown P 1 / 1 7
4940 P5940   [Usaco2022 Dec]Bribing Friends G 2 / 8 6
4946 P5946   [Usaco2022 Open] 262144 Revisited P 1 / 1 9
4948 P5948   [Usaco2022 Open] Up Down Subsequence P 1 / 1 6
4950 P5950   [Usaco2022 Open]Pair Programming G 1 / 1 6
4956 P5956   [Usaco2022 Feb]Sleeping in Class P 1 / 1 7
4957 P5957   [Usaco2022 Feb]Phone Numbers P 1 / 1 8
4959 P5959   [Usaco2022 Feb]Cow Camp G 2 / 2 7
4965 P5965   [Usaco2022 Jan]Counting Haybales P 1 / 2 7
4967 P5967   [Usaco2022 Jan]Drought G 1 / 1 6
4974 P5974   [Usaco2021 Dec]Paired Up P 1 / 2 7
4975 P5975   [USACO21DEC] HILO P 1 / 1 7
4976 P5976   [USACO21DEC] Paired Up G 1 / 1 6
4984 P5984    [USACO2021OPEN] Balanced Subsets P 1 / 1 8
4987 P5987   [USACO2021 OPEN] Permutation G 1 / 1 7
4988 P5988   [Usaco2021 Open]Maze Tac Toe S 1 / 1 4
4990 P5990   [USACO2021 OPEN] Acowdemia S 1 / 1 3
4993 P5993   [USACO2021 FEB] Counting Graphs P 1 / 1 9
4995 P5995   [USACO21 FEB] Modern Art 3 G 2 / 2 5

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