ID Problem Show tags Hide tags AC / Tried Difficulty
1871 P2813  母舰 0 / 0 2
1884 P2824  [HEOI2016/TJOI2016] 排序 1 / 3 6
1925 P2878  [USACO07JAN] Protecting the Flowers S 0 / 0 3
1936 P2889  [USACO07NOV] Milking Time S 0 / 0 3
1946 P2899  [USACO08JAN] Cell Phone Network G 0 / 0 3
1956 P2909  [USACO08OPEN] Cow Cars S 0 / 0 2
1967 P2920  [USACO08NOV] Time Management S 0 / 0 3
2012 P2966  [USACO09DEC] Cow Toll Paths G 0 / 0 5
2015 P2969  [USACO09DEC] Music Notes S 4 / 20 2
2016 P2970  [USACO09DEC] Selfish Grazing S 0 / 0 3
2023 P2977  [USACO10JAN] Cow Telephones G 0 / 0 5
2038 P2992  [USACO10OPEN] Triangle Counting G 0 / 0 6
2039 P2994  [USACO10OCT] Dinner Time S 0 / 0 4
2047 P3002  [USACO10DEC] Threatening Letter G 0 / 0 6
2068 P3024  [USACO11OPEN] Cow Checkers S 0 / 0 5
2078 P3034  [USACO11DEC] Cow Photography G/S 0 / 0 5
2117 P3073  [USACO13FEB] Tractor S 1 / 1 4
2143 P3099  [USACO14JAN] Cow Curling G 0 / 0 5
2155 P3111  [USACO14DEC] Cow Jog S 0 / 0 3
2168 P3124  [USACO15OPEN] Trapped in the Haybales S 0 / 0 5
2189 P3145  [USACO16OPEN] Splitting the Field G 0 / 0 5
2216 P3162  [CQOI2012] 组装 0 / 0 6
2227 P3173  [HAOI2009] 巧克力 0 / 0 3
2271 P3217  [HNOI2011] 数矩形 0 / 0 6
2297 P3243  [HNOI2015] 菜肴制作 0 / 0 5
2299 P3245  [HNOI2016] 大数 0 / 0 6
2364 P3310  [SDOI2014] 括号序列计数 0 / 0 7
2376 P3322  [SDOI2015] 排序 0 / 0 5
2448 P3619  魔法 0 / 0 4
1808 P3626  [APIO2009] 会议中心 0 / 0 5
1813 P3630  [APIO2010] 信号覆盖 0 / 0 6
1070 P3660  [USACO17FEB] Why Did the Cow Cross the Road III G 0 / 0 5
1080 P3661  [USACO17FEB] Why Did the Cow Cross the Road I S 0 / 0 4
2665 P3696  Bushiroad的偶像派对 0 / 0 6
2701 P3722  [AH2017/HNOI2017] 影魔 1 / 2 6
1374 P3725  [AH2017/HNOI2017] 队长快跑 0 / 0 7
1281 P3732  [HAOI2017] 供给侧改革 0 / 0 6
2718 P3769  [CH弱省胡策R2] TATT 0 / 0 6
2751 P3809  【模板】后缀排序 2 / 2 6
2752 P3810  【模板】三维偏序(陌上花开) 2 / 3 6
2797 P3863  序列 1 / 4 6
2814 P3871  [TJOI2010] 中位数 0 / 0 4
2838 P3895  [湖南集训] Hungry Rabbit 0 / 1 6
2840 P3897  [湖南集训] Crazy Rabbit 1 / 1 6
2844 P3901  数列找不同 7 / 34 4
2849 P3906  Geodetic集合 0 / 0 3
2856 P3913  车的攻击 27 / 34 2
2861 P3918  [国家集训队] 特技飞行 1 / 1 2
1636 P3942  将军令 0 / 0 5
2891 P3944  肮脏的牧师 0 / 0 4
1657 P3955  [NOIP2017 普及组] 图书管理员 0 / 0 2
2902 P3961  [TJOI2013] 黄金矿工 0 / 0 5
2910 P3970  [TJOI2014] 上升子序列 0 / 0 5
2925 P3985  不开心的金明 0 / 0 4
2929 P3992  [BJOI2017] 开车 0 / 0 7
2934 P3997  [SHOI2013] 扇形面积并 0 / 0 6
2924 P4017  最大食物链计数 1 / 2 3
3024 P4081  [USACO17DEC] Standing Out from the Herd P 0 / 0 6
3027 P4083  [USACO17DEC] A Pie for a Pie G 0 / 0 6
3037 P4113  [HEOI2012] 采花 1 / 1 5
3096 P4155  [SCOI2015] 国旗计划 0 / 0 5
3109 P4165  [SCOI2007] 组队 0 / 0 6
3121 P4181  [USACO18JAN] Rental Service S 0 / 0 4
3136 P4196  [CQOI2006] 凸多边形 /【模板】半平面交 0 / 0 6
3144 P4204  [NOI2006] 神奇口袋 0 / 0 6
3168 P4224  [清华集训2017] 简单数据结构 1 / 1 7
3171 P4227  [清华集训2017] 我的生命已如风中残烛 0 / 2 7
3202 P4257  可爱の#10数字划分 0 / 0 5
3225 P4266  [USACO18FEB] Rest Stops S 0 / 0 4
3219 P4269  [USACO18FEB] Snow Boots G 0 / 0 5
3275 P4325  [COCI2006-2007#1] Modulo 1 / 2 1
3355 P4364  [九省联考 2018] IIIDX 0 / 0 7
3342 P4372  [USACO18OPEN] Out of Sorts P 0 / 0 6
3339 P4375  [USACO18OPEN] Out of Sorts G 0 / 0 5
3338 P4376  [USACO18OPEN] Milking Order G 0 / 0 5
3343 P4378  [USACO18OPEN] Out of Sorts S 0 / 0 3
3336 P4379  [USACO18OPEN] Lemonade Line S 0 / 0 2
3363 P4385  [COCI2009 Final Exam#2] Dvapravca 0 / 0 7
3327 P4390  [BalkanOI2007] Mokia 摩基亚 0 / 0 6
3334 P4394  选举 0 / 0 5
3347 P4406  [CQOI2005] 三角形面积并 0 / 0 6
3371 P4414  [COCI2006-2007#2] ABC 2 / 2 1
3380 P4423  [BJWC2011] 最小三角形 0 / 0 6
3381 P4424  [HNOI/AHOI2018] 寻宝游戏 0 / 0 7
3386 P4429  [BJOI2018] 染色 0 / 0 7
3393 P4432  [COCI2017-2018#2] ​​ZigZag 0 / 0 2
3419 P4467  [SCOI2007] k短路 0 / 0 6
3517 P4524  [COCI2017-2018#4] Ceste 0 / 0 7
3501 P4540  [HNOI2006] 军机调度 0 / 0 6
3629 P4644  [USACO05DEC] Cleaning Shifts S 0 / 0 5
3631 P4752  Divided Prime 0 / 0 4
3807 P4794  [BalticOI 2018] 交流电 0 / 0 (None)
3816 P4801  [CCO2015] 饥饿的狐狸 0 / 0 5
3831 P4816  [USACO15DEC] High Card Low Card G 1 / 1 4
3722 P4823  [TJOI2013] 拯救小矮人 0 / 0 5
3783 P4829  kry loves 2048 0 / 0 5
3876 P4880  抓住czx 0 / 0 4
3889 P4889  kls与flag 0 / 0 3
3757 P4896  OIer们的烦恼 0 / 0 2
3873 P4934  礼物 0 / 0 6

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