ID Problem Show tags Hide tags AC / Tried Difficulty
5189 P1067   [NOIP 2009 普及组] 多项式输出 18 / 34 2
5190 P1068   [NOIP 2009 普及组] 分数线划定 0 / 0 2
5191 P1069   [NOIP 2009 普及组] 细胞分裂 0 / 0 4
5192 P1070   [NOIP 2009 普及组] 道路游戏 0 / 0 5
5193 P1071   [NOIP 2009 提高组] 潜伏者 0 / 0 2
5194 P1072   [NOIP 2009 提高组] Hankson 的趣味题 0 / 0 4
5195 P1073   [NOIP 2009 提高组] 最优贸易 12 / 31 5
5196 P1074   [NOIP 2009 提高组] 靶形数独 0 / 0 5
5457 P1339   [USACO09OCT] Heat Wave G 0 / 0 3
5718 P1607   [USACO09FEB] Fair Shuttle G 0 / 0 5
5738 P1627   [CQOI2009] 中位数 0 / 0 4
5847 P1756   [NOI2009] 描边 0 / 0 7
5849 P1758   [NOI2009] 管道取珠 0 / 0 5
5950 P1864   [NOI2009] 二叉查找树 0 / 0 6
5995 P1912   [NOI2009] 诗人小G 0 / 0 6
6020 P1938   [USACO09NOV] Job Hunt S 0 / 0 3
6044 P1963   [NOI2009] 变换序列 0 / 0 6
6053 P1972   [SDOI2009] HH的项链 0 / 0 5
6097 P2017   [USACO09DEC] Dizzy Cows G 0 / 0 4
6103 P2023   [AHOI2009] 维护序列 0 / 0 4
6119 P2039   [AHOI2009] 跳棋 0 / 0 4
6131 P2051   [AHOI2009] 中国象棋 0 / 0 5
6135 P2055   [ZJOI2009] 假期的宿舍 0 / 0 5
6266 P2148   [SDOI2009] E&D 0 / 0 5
6267 P2149   [SDOI2009] Elaxia的路线 5 / 13 5
6269 P2151   [SDOI2009] HH去散步 0 / 0 6
6270 P2152   [SDOI2009] SuperGCD 0 / 0 5
6271 P2153   [SDOI2009] 晨跑 0 / 0 6
6272 P2154   [SDOI2009] 虔诚的墓主人 0 / 0 6
6274 P2156   [SDOI2009] 细胞探索 0 / 0 6
6275 P2157   [SDOI2009] 学校食堂 0 / 0 6
6277 P2159   [SHOI2009] 舞会 0 / 0 6
6279 P2161   [SHOI2009] 会场预约 0 / 0 5
6180 P2165   [AHOI2009] 飞行棋 0 / 0 3
6286 P2167   [SDOI2009] Bill的挑战 0 / 0 5
6498 P2376   [USACO09OCT] Allowance G 0 / 0 4
6614 P2407   [SDOI2009] 地图复原 0 / 0 5
6613 P2410   [SDOI2009] 最优图像 0 / 0 6
6667 P2513   [HAOI2009] 逆序对数列 0 / 0 3
6718 P2564   [SCOI2009] 生日礼物 0 / 0 4
6719 P2565   [SCOI2009] 骰子的学问 0 / 0 7
6720 P2566   [SCOI2009] 围豆豆 0 / 0 6
6742 P2591   [ZJOI2009] 函数 0 / 0 5
6745 P2594   [ZJOI2009] 染色游戏 0 / 0 6
6746 P2595   [ZJOI2009] 多米诺骨牌 0 / 0 7
6749 P2598   [ZJOI2009] 狼和羊的故事 0 / 0 5
6750 P2599   [ZJOI2009] 取石子游戏 0 / 0 6
6752 P2601   [ZJOI2009] 对称的正方形 0 / 0 6
6796 P2639   [USACO09OCT] Bessie's Weight Problem G 0 / 0 2
6807 P2657   [SCOI2009] windy 数 0 / 0 3
6989 P2805   [NOI2009] 植物大战僵尸 0 / 0 6
7106 P2928   [USACO09HOL] Cattle Bruisers G 0 / 0 6
7107 P2929   [USACO09HOL] Transmission Delay G 0 / 0 5
7108 P2930   [USACO09HOL] Holiday Painting G 0 / 0 6
7109 P2931   [USACO09HOL] Pearl Bracelet G【征集 SPJ】 0 / 0 (None)
7110 P2932   [USACO09JAN] Earthquake Damage G 0 / 0 3
7111 P2933   [USACO09JAN] The Baric Bovine G 0 / 0 5
7112 P2934   [USACO09JAN] Safe Travel G 0 / 0 6
7113 P2935   [USACO09JAN] Best Spot S 0 / 0 3
7114 P2936   [USACO09JAN] Total Flow S 0 / 0 5
7115 P2937   [USACO09JAN] Laserphones S 0 / 0 4
7116 P2938   [USACO09FEB] Stock Market G 0 / 0 4
7117 P2939   [USACO09FEB] Revamping Trails G 13 / 33 4
7118 P2940   [USACO09FEB] The Leprechaun S 0 / 0 5
7119 P2941   [USACO09FEB] Surround the Islands S 23 / 33 3
7120 P2942   [USACO09MAR] Moon Mooing G 0 / 0 3
7121 P2943   [USACO09MAR] Cleaning Up G 0 / 0 5
7122 P2944   [USACO09MAR] Earthquake Damage 2 G 0 / 0 6
7123 P2945   [USACO09MAR] Sand Castle S 0 / 0 2
7124 P2946   [USACO09MAR] Cow Frisbee Team S 0 / 0 3
7125 P2947   [USACO09MAR] Look Up S 0 / 0 3
7126 P2948   [USACO09OPEN] Ski Lessons G 0 / 0 5
7127 P2949   [USACO09OPEN] Work Scheduling G 0 / 0 4
7128 P2950   [USACO09OPEN] Bovine Embroidery G 0 / 0 5
7129 P2951   [USACO09OPEN] Hide and Seek S 17 / 23 3
7130 P2952   [USACO09OPEN] Cow Line S 0 / 0 2
7131 P2953   [USACO09OPEN] Cow Digit Game S 0 / 0 4
7132 P2954   [USACO09OPEN] Grazing2 S 0 / 0 4
7133 P2955   [USACO09OCT] Even? Odd? G 0 / 0 1
7134 P2956   [USACO09OCT] The Robot Plow G 0 / 0 1
7135 P2957   [USACO09OCT] Barn Echoes G 0 / 0 2
7136 P2958   [USACO09OCT] Papaya Jungle G 0 / 0 2
7137 P2959   [USACO09OCT] The Leisurely Stroll G 0 / 0 2
7138 P2960   [USACO09OCT] Invasion of the Milkweed G 0 / 0 3
7139 P2961   [USACO09NOV] Who Brings the Cookies? G 0 / 0 6
7140 P2962   [USACO09NOV] Lights G 0 / 0 5
7141 P2963   [USACO09NOV] Cow Rescue G 0 / 0 4
7142 P2964   [USACO09NOV] A Coin Game S 0 / 0 5
7143 P2965   [USACO09NOV] The Grand Farm-off S 0 / 0 2
7144 P2966   [USACO09DEC] Cow Toll Paths G 0 / 0 5
7145 P2967   [USACO09DEC] Video Game Troubles G 0 / 0 5
7146 P2968   [USACO09DEC] Bobsledding S 0 / 0 4
7147 P2969   [USACO09DEC] Music Notes S 0 / 0 2
7148 P2970   [USACO09DEC] Selfish Grazing S 0 / 0 2
7340 P3153   [CQOI2009] 跳舞 0 / 0 6
7341 P3154   [CQOI2009] 循环赛 0 / 0 5
7342 P3155   [CQOI2009] 叶子的染色 0 / 0 4
7358 P3173   [HAOI2009] 巧克力 0 / 0 4
7359 P3174   [HAOI2009] 毛毛虫 0 / 0 4
7384 P3199   [HNOI2009] 最小圈 0 / 0 6

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