因为 pid > 4894 的题目存在缺失，所以再搞题单的时候就去除了原题单中题号大于 4894 的题目，然后顺便敲了几个题号补上（一个算法中如果只有一道题还是100打头就是乱加的，因为每一块不能没有题目）。
如果大家有遇到对应算法好的题目欢迎找我添加。
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Section 7. BFS
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3137 [Baltic2013]tracks | 9 | 3 | 10 |
| P2158 Crash 的旅行计划 | 11 | 2 | 10 |
| P2954 [Poi2002]超级马 | 13 | 3 | 9 |
| P2936 [POI1999]降 水 | 6 | 5 | 10 |
| P2644 Pku3967 Ideal Path | 0 | 0 | (None) |
Section 8. KMP
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1009 [HNOI2008]GT考试 | 34 | 26 | 1 |
| P3670 [Noi2014] 动物园 | 8 | 7 | 9 |
| P4820 [Sdoi2017]硬币游戏 | 7 | 3 | 10 |
Section 9. 数论
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3667 Rabin-Miller算法 | 12 | 6 | 9 |
| P4830 [Hnoi2017]抛硬币 | 1 | 1 | 10 |
| P4869 [SHOI2017]相逢是问候 | 16 | 6 | 8 |
| P4833 [Lydsy2017年4月月赛]最小公倍佩尔数 | 6 | 2 | 10 |
| P4004 [JLOI2015]装备购买 | 25 | 14 | 5 |
| P1420 Discrete Root | 12 | 4 | 9 |
| P2219 数论之神 | 9 | 5 | 9 |
| P2904 平方和 | 3 | 1 | 10 |
| P3992 [SDOI2015] 序列统计 | 30 | 10 | 6 |
| P2759 一个动态树好题 | 17 | 5 | 8 |
| P4147 [AMPPZ2014] Euclidean Nim | 1 | 0 | 10 |
| P4522 [CQOI2016] 密钥破解 | 9 | 3 | 10 |
| P3328 PYXFIB | 45 | 10 | 7 |
| P2987 Earthquake | 2 | 2 | 10 |
| P3629 [JLOI2014] 聪明的燕姿 | 27 | 6 | 8 |
| P4294 [PA2015] Fibonacci | 0 | 0 | (None) |
| P4128 Matrix | 51 | 14 | 7 |
| P1406 [AHOI2007] 密码箱 | 7 | 4 | 10 |
| P2187 fraction | 4 | 3 | 10 |
| P3817 Sum | 6 | 4 | 10 |
| P2976 [Poi2002]出圈游戏 | 10 | 3 | 10 |
Section 10. 倍增
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4281 [ONTAK2015] Związek Harcerstwa Bajtockiego | 37 | 4 | 9 |
| P4003 [JLOI2015]城池攻占 | 14 | 8 | 8 |
| P4458 GTY 的 OJ | 14 | 5 | 9 |
| P2165 大楼 | 28 | 6 | 8 |
| P4870 [SHOI2017]组合数问题 | 15 | 11 | 6 |
Section 11. 图论
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4242 水壶 | 56 | 8 | 8 |
| P1937 [Shoi2004] Mst 最小生成树 | 1 | 1 | 10 |
| P1797 [Ahoi2009] Mincut 最小割 | 33 | 9 | 7 |
| P4424 Cf19E Fairy | 31 | 2 | 9 |
| P4070 [Apio2015] 雅加达的摩天楼 | 5 | 3 | 10 |
| P2165 大楼 | 28 | 6 | 8 |
| P4011 [HNOI2015]落忆枫音 | 9 | 4 | 9 |
| P1576 [USACO09JAN]Safe Travel G | 17 | 5 | 8 |
| P2725 [Violet 6]故乡的梦 | 12 | 1 | 10 |
| P4006 [JLOI2015]管道连接 | 21 | 5 | 8 |
| P2654 tree | 48 | 18 | 5 |
| P4874 筐子放球 | 1 | 1 | 10 |
| P3569 DZY Loves Chinese II | 20 | 9 | 7 |
| P3498 PA2009 Cakes | 8 | 4 | 10 |
| P4405 [wc2016] 挑战NPC | 2 | 0 | 10 |
| P3659 Which Dreamed It | 20 | 6 | 8 |
| P4766 文艺计算姬 | 30 | 21 | 3 |
| P3545 [ONTAK2010] Peaks | 115 | 24 | 7 |
| P4239 巴士走读 | 6 | 2 | 10 |
| P1774 [Usaco2009 Dec]Toll 过路费 | 4 | 2 | 10 |
| P2935 [POI1999]原始生物 | 15 | 7 | 8 |
| P2922 [Poi1998]Chase | 0 | 0 | (None) |
| P2959 长跑 | 70 | 18 | 7 |
| P2535 [Noi2010] Plane 航空管制2 | 1 | 0 | 10 |
| P3073 [Pa2011] Journeys | 68 | 13 | 8 |
| P2644 Pku3967 Ideal Path | 0 | 0 | (None) |
| P2438 [中山市选2011]杀人游戏 | 87 | 13 | 8 |
| P2730 [HNOI2012] 矿场搭建 | 23 | 10 | 6 |
| P2140 稳定婚姻 | 8 | 6 | 9 |
| P2395 [Balkan 2011]Timeismoney | 5 | 2 | 10 |
| P2001 [HNOI2010] City 城市建设 | 31 | 8 | 7 |
| P2429 [HAOI2006] 聪明的猴子 | 4 | 4 | 10 |
| P3258 秘密任务 | 0 | 0 | (None) |
| P1016 [JSOI2008]最小生成树计数 | 21 | 11 | 6 |
| P3456 城市规划 | 21 | 12 | 5 |
Section 12. 几何
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1845 [CQOI2005] 三角形面积并 | 14 | 4 | 9 |
| P2928 [Poi1999]飞弹 | 0 | 0 | (None) |
| P2395 [Balkan 2011]Timeismoney | 5 | 2 | 10 |
| P3203 [Sdoi2013] 保护出题人 | 5 | 2 | 10 |
| P3525 [Poi2014] Snake | 0 | 0 | (None) |
| P1007 [HNOI2008]水平可见直线 | 30 | 17 | 4 |
| P3199 [Sdoi2013] escape | 7 | 2 | 10 |
| P2732 [HNOI2012] 射箭 | 32 | 6 | 8 |
| P1278 向量vector | 4 | 2 | 10 |
| P2710 [Violet 1]追风者 | 0 | 0 | (None) |
| P1132 [POI2008]Tro | 6 | 2 | 10 |
| P4814 [Cqoi2017]小Q的草稿 | 1 | 1 | 10 |
| P3663 Crazy Rabbit | 0 | 0 | (None) |
| P2924 [Poi1998]Flat broken lines | 1 | 1 | 10 |
| P2758 [SCOI2012]Blinker的噩梦 | 5 | 1 | 10 |
| P1074 [SCOI2007]折纸origami | 1 | 1 | 10 |
| P2280 [Poi2011]Plot | 5 | 2 | 10 |
| P4614 [Wf2016] Oil | 5 | 1 | 10 |
| P2300 [HAOI2011] 防线修建 | 3 | 2 | 10 |
| P2961 共点圆 | 12 | 1 | 10 |
| P3571 [Hnoi2014] 画框 | 2 | 1 | 10 |
| P4246 两个人的星座 | 7 | 1 | 10 |
| P4585 [Apio2016] 烟火表演 | 7 | 5 | 9 |
| P1185 [HNOI2007] 最小矩形覆盖 | 38 | 13 | 6 |
| P1338 Pku1981 Circle and Points单位圆覆盖 | 0 | 0 | (None) |
| P2289 【POJ Challenge】圆，圆，圆 | 0 | 0 | (None) |
| P2178 圆的面积并 | 200 | 12 | 9 |
Section 13. 杂题
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4828 [Hnoi2017]大佬 | 4 | 2 | 10 |
| P4792 [CERC2016] Geohash Grid | 0 | 0 | (None) |
| P4876 [ZJOI2017]线段树 | 0 | 0 | (None) |
| P4432 [Cerc2015]Greenhouse Growth | 10 | 1 | 10 |
| P4437 [Cerc2015] Looping Labyrinth | 0 | 0 | (None) |
| P4801 [Lydsy2017年4月月赛]打牌 | 0 | 0 | (None) |
| P4356 Ceoi2014 Wall | 2 | 1 | 10 |
| P1111 [POI2007]四进制的天平Wag | 0 | 0 | (None) |
| P2138 stone | 3 | 3 | 10 |
| P3498 PA2009 Cakes | 8 | 4 | 10 |
| P4893 项链分赃 | 1 | 1 | 10 |
| P4452 [Cerc2015] Export Estimate | 0 | 0 | (None) |
| P4434 [Cerc2015]Ice Igloos | 0 | 0 | (None) |
| P4436 [Cerc2015] Kernel Knights | 12 | 1 | 10 |
| P1142 [POI2009]Tab | 0 | 0 | (None) |
| P4245 [ONTAK2015] OR-XOR | 0 | 0 | (None) |
| P1484 [HNOI2009]通往城堡之路 | 4 | 1 | 10 |
| P4337 BJOI2015 树的同构 | 35 | 11 | 6 |
| P2296 【POJ Challenge】随机种子 | 0 | 0 | (None) |
| P4513 [SDOI2016] 储能表 | 17 | 4 | 9 |
| P4238 电压 | 8 | 4 | 10 |
| P4614 [Wf2016] Oil | 5 | 1 | 10 |
| P4548 小奇的糖果 | 5 | 2 | 10 |
| P3137 [Baltic2013]tracks | 9 | 3 | 10 |
| P3689 异或之 | 49 | 12 | 7 |
| P2338 [HNOI2011]数矩形 | 9 | 3 | 10 |
| P2914 [Poi1997]ADDON | 0 | 0 | (None) |
| P2722 [Violet 5]爱的花环 | 5 | 2 | 10 |
| P1181 [CROATIAN2009] IZBROI 选举 | 9 | 3 | 10 |
| P2719 [Violet 4]银河之星 | 6 | 2 | 10 |
| P4404 [Neerc2015] Binary vs Decimal | 0 | 0 | (None) |
| P1182 [Croatian2009] PLAHTE | 0 | 0 | (None) |
| P1278 向量vector | 4 | 2 | 10 |
| P1141 [POI2009]Slw | 0 | 0 | (None) |
| P2730 [HNOI2012] 矿场搭建 | 23 | 10 | 6 |
| P3563 DZY Loves Chinese | 8 | 3 | 10 |
Section 14. 暴力
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3563 DZY Loves Chinese | 8 | 3 | 10 |
| P1499 [NOI2005] 瑰丽华尔兹 | 9 | 9 | 9 |
| P3214 [Zjoi2013] 丽洁体 | 9 | 3 | 10 |
| P3696 化合物 | 14 | 5 | 9 |
| P2901 矩阵求和 | 5 | 1 | 10 |
| P2228 [ZJOI2011] 礼物 | 0 | 0 | (None) |
| P2338 [HNOI2011]数矩形 | 9 | 3 | 10 |
| P1819 [JSOI] Word Query电子字典 | 30 | 3 | 9 |
| P4544 椭圆上的整点 | 1 | 1 | 10 |
| P3917 [Baltic2014] sequence | 0 | 0 | (None) |
| P4381 [POI2015] Odwiedziny | 74 | 11 | 8 |
| P4059 [Cerc2012] Non-boring sequences | 17 | 4 | 9 |
| P1142 [POI2009]Tab | 0 | 0 | (None) |
| P3498 PA2009 Cakes | 8 | 4 | 10 |
Section 15. 莫队
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3196 Tyvj 1730 二逼平衡树 | 73 | 19 | 7 |
| P3757 苹果树 | 14 | 5 | 9 |
| P3052 [wc2013] 糖果公园 | 61 | 6 | 9 |
| P4129 Haruna’s Breakfast | 13 | 4 | 9 |
| P4540 [HNOI2016] 序列 | 14 | 7 | 8 |
| P4542 [HNOI2016] 大数 | 30 | 8 | 7 |
| P4810 [Ynoi2017]由乃的玉米田 | 40 | 14 | 6 |
| P3460 Jc的宿舍 | 3 | 1 | 10 |
| P4866 [Ynoi2017]由乃的商场之旅 | 10 | 2 | 10 |
Section 16. 分块
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3196 Tyvj 1730 二逼平衡树 | 73 | 19 | 7 |
| P4765 普通计算姬 | 238 | 28 | 8 |
| P2120 数颜色 | 127 | 43 | 6 |
| P2453 维护队列 | 20 | 9 | 7 |
| P4815 [Cqoi2017]小Q的表格 | 16 | 3 | 9 |
| P4866 [Ynoi2017]由乃的商场之旅 | 10 | 2 | 10 |
| P4867 [Ynoi2017]舌尖上的由乃 | 23 | 0 | 10 |
| P2724 [Violet 6]蒲公英 | 61 | 17 | 6 |
| P3509 [CodeChef] COUNTARI | 62 | 12 | 8 |
| P3351 [IOI2009] Regions | 20 | 8 | 7 |
| P2223 [Coci 2009]PATULJCI | 6 | 4 | 10 |
| P4241 历史研究 | 57 | 17 | 6 |
| P2741 【FOTILE模拟赛】L | 103 | 16 | 8 |
| P4537 [HNOI2016] 最小公倍数 | 14 | 1 | 10 |
| P4381 [POI2015] Odwiedziny | 74 | 11 | 8 |
| P2122 工作评估 | 39 | 7 | 8 |
| P4070 [Apio2015] 雅加达的摩天楼 | 5 | 3 | 10 |
| P3065 带插入区间K小值 | 68 | 12 | 8 |
Section 17. 贪心
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3671 [Noi2014] 随机数生成器 | 7 | 4 | 10 |
| P2920 [Poi1998]How to pack containers | 0 | 0 | (None) |
| P2943 [Poi2000]三臂起重机 | 0 | 0 | (None) |
| P2939 [Poi2000]滑雪 | 1 | 1 | 10 |
| P3214 [Zjoi2013] 丽洁体 | 9 | 3 | 10 |
| P4576 [Usaco2016 Open]262144 | 3 | 3 | 10 |
| P1181 [CROATIAN2009] IZBROI 选举 | 9 | 3 | 10 |
| P4278 [ONTAK2015] Tasowanie | 6 | 4 | 10 |
| P2460 [BeiJing2011] 元素 | 13 | 9 | 7 |
| P3105 [cqoi2013]新Nim游戏 | 18 | 13 | 6 |
| P4004 [JLOI2015]装备购买 | 25 | 14 | 5 |
| P2318 Spoj4060 game with probability Problem | 0 | 0 | (None) |
| P3502 PA2012 Tanie linie | 12 | 3 | 9 |
| P2697 特技飞行 | 7 | 3 | 10 |
| P2811 [Apio2012] Guard | 0 | 0 | (None) |
| P4069 [Apio2015] 巴厘岛的雕塑 | 2 | 2 | 10 |
| P1110 [POI2007]砝码Odw | 0 | 0 | (None) |
| P2667 [cqoi2012] 模拟工厂 | 3 | 1 | 10 |
| P3874 [Ahoi2014] 宅男计划 | 4 | 1 | 10 |
| P3248 [ioi2013] robots | 0 | 0 | (None) |
| P3410 [Usaco2009 Dec]Selfish Grazing 自私的食草者 | 0 | 0 | (None) |
| P4276 [ONTAK2015] Bajtman i Okrągły Robin | 16 | 3 | 9 |
| P1907 树的路径覆盖 | 16 | 6 | 8 |
Section 18. 二分
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3316 JC loves Mkk | 27 | 8 | 7 |
| P2806 [Ctsc2012] Cheat | 8 | 3 | 10 |
| P1213 [HNOI2004]高精度开根 | 39 | 8 | 8 |
| P1181 [CROATIAN2009] IZBROI 选举 | 9 | 3 | 10 |
| P2289 【POJ Challenge】圆，圆，圆 | 0 | 0 | (None) |
| P1038 [ZJOI2008]瞭望塔 | 29 | 8 | 7 |
| P3007 拯救小云公主 | 10 | 3 | 10 |
| P4326 NOIP2015 运输计划 | 3 | 2 | 10 |
| P3695 滑行 | 0 | 0 | (None) |
| P4590 [Shoi2015] 自动刷题机 | 12 | 6 | 9 |
| P2280 [Poi2011]Plot | 5 | 2 | 10 |
| P2653 middle | 39 | 25 | 2 |
| P3248 [ioi2013] robots | 0 | 0 | (None) |
| P4411 [Usaco2016 Feb]Load balancing | 0 | 0 | (None) |
| P2654 tree | 48 | 18 | 5 |
Section 19. 弦图
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1242 Zju1015 Fishing Net弦图判定 | 2 | 1 | 10 |
| P1006 [HNOI2008]神奇的国度 | 20 | 6 | 8 |
Section 20. 三分
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3874 [Ahoi2014] 宅男计划 | 4 | 1 | 10 |
| P3203 [Sdoi2013] 保护出题人 | 5 | 2 | 10 |
Section 21. 矩阵
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1875 [SDOI2009]HH去散步 | 17 | 6 | 8 |
| P4623 Styx | 0 | 0 | (None) |
| P2396 神奇的矩阵 | 17 | 7 | 8 |
| P4128 Matrix | 51 | 14 | 7 |
| P2553 [BeiJing2011] 禁忌 | 4 | 1 | 10 |
| P3640 JC的小苹果 | 3 | 2 | 10 |
| P1009 [HNOI2008]GT考试 | 34 | 26 | 1 |
| P1444 [Jsoi2009]有趣的游戏 | 14 | 9 | 8 |
| P3328 PYXFIB | 45 | 10 | 7 |
| P4037 [HAOI2015]数字串拆分 | 1 | 1 | 10 |
Section 22. 链表
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3502 PA2012 Tanie linie | 12 | 3 | 9 |
| P4576 [Usaco2016 Open]262144 | 3 | 3 | 10 |
| P4432 [Cerc2015]Greenhouse Growth | 10 | 1 | 10 |
Section 23. 构造
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2530 [POI2011] Party | 0 | 0 | (None) |
| P3107 [cqoi2013]二进制a+b | 1 | 1 | 10 |
| P1530 [POI2005]Sko-Knights | 0 | 0 | (None) |
| P2943 [Poi2000]三臂起重机 | 0 | 0 | (None) |
| P2717 [Violet 4]迷路的兔子 | 2 | 0 | 10 |
| P2912 [Poi1997]Jump | 0 | 0 | (None) |
| P3101 N皇后 | 5 | 1 | 10 |
Section 24. 分治
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4237 稻草人 | 15 | 4 | 9 |
| P4456 [Zjoi2016] 旅行者 | 11 | 3 | 9 |
| P2675 Bomb | 0 | 0 | (None) |
| P2395 [Balkan 2011]Timeismoney | 5 | 2 | 10 |
| P3456 城市规划 | 21 | 12 | 5 |
| P2928 [Poi1999]飞弹 | 0 | 0 | (None) |
| P4555 [TJOI2016 & HEOI2016] 求和 | 10 | 6 | 9 |
| P2739 最远点 | 3 | 2 | 10 |
| P3571 [Hnoi2014] 画框 | 2 | 1 | 10 |
| P4367 [IOI2014] holiday假期 | 13 | 3 | 9 |
| P3745 [Coci2015] Norma | 6 | 4 | 10 |
Section 27. 压位
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2915 [Poi1997] gen | 1 | 1 | 10 |
| P2628 JZPSTR | 9 | 5 | 9 |
| P4810 [Ynoi2017]由乃的玉米田 | 40 | 14 | 6 |
Section 29. dfs 序
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4034 [HAOI2015]树上操作 | 14 | 12 | 7 |
| P3779 重组病毒 | 20 | 8 | 7 |
| P3881 [Coci2015] Divljak | 33 | 5 | 8 |
| P1103 [POI2007]大都市meg | 7 | 2 | 10 |
| P2780 [SPOJ] 8093 Sevenk Love Oimaster | 9 | 4 | 9 |
| P4771 七彩树 | 72 | 21 | 6 |
Section 31. Hash
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2085 [Poi2010] Hamsters | 16 | 5 | 8 |
| P4435 [Cerc2015] Juice Junctions | 9 | 4 | 9 |
| P4076 [Wf2014] Maze Reduction | 0 | 0 | (None) |
| P4236 JOIOJI | 5 | 2 | 10 |
| P4524 [CQOI2016] 伪光滑数 | 3 | 2 | 10 |
| P4337 BJOI2015 树的同构 | 35 | 11 | 6 |
| P3197 [Sdoi2013] assassin | 4 | 2 | 10 |
| P3899 仙人掌树的同构 | 2 | 1 | 10 |
Section 32. 平衡树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4236 JOIOJI | 5 | 2 | 10 |
| P4524 [CQOI2016] 伪光滑数 | 3 | 2 | 10 |
| P4337 BJOI2015 树的同构 | 35 | 11 | 6 |
| P3197 [Sdoi2013] assassin | 4 | 2 | 10 |
| P3899 仙人掌树的同构 | 2 | 1 | 10 |
Section 33. 网络流
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1937 [Shoi2004] Mst 最小生成树 | 1 | 1 | 10 |
| P3112 [Zjoi2013]防守战线 | 15 | 3 | 9 |
| P1797 [Ahoi2009] Mincut 最小割 | 33 | 9 | 7 |
| P2400 Spoj 839 Optimal Marks | 28 | 8 | 7 |
| P3681 Arietta | 21 | 3 | 9 |
| P4873 [SHOI2017]寿司餐厅 | 7 | 7 | 9 |
| P4823 [Cqoi2017]老C的方块 | 7 | 4 | 10 |
| P3267 KC采花 | 2 | 1 | 10 |
| P3258 秘密任务 | 0 | 0 | (None) |
| P4514 [SDOI2016] 数字配对 | 7 | 3 | 10 |
| P4519 [CQOI2016] 不同的最小割 | 4 | 4 | 10 |
| P3698 XWW的难题 | 8 | 7 | 9 |
| P4200 [Noi2015]小园丁与老司机 | 1 | 1 | 10 |
| P2502 [2011福建集训] 清理雪道 | 5 | 3 | 10 |
| P2324 [ZJOI2011]营救皮卡丘 | 24 | 5 | 8 |
| P3876 [Ahoi2014] 支线剧情 | 19 | 7 | 7 |
| P2055 80人环游世界 | 4 | 3 | 10 |
| P1312 Neerc2006 Hard Life | 34 | 6 | 8 |
| P3218 a + b Problem | 37 | 11 | 6 |
| P2939 [Poi2000]滑雪 | 1 | 1 | 10 |
| P3118 Orz the MST | 3 | 2 | 10 |
Section 34. 单调栈
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1345 [Baltic2007] 序列问题Sequence | 3 | 3 | 10 |
| P4826 [Hnoi2017]影魔 | 7 | 3 | 10 |
| P2228 [ZJOI2011] 礼物 | 0 | 0 | (None) |
| P4540 [HNOI2016] 序列 | 14 | 7 | 8 |
| P2739 最远点 | 3 | 2 | 10 |
| P4237 稻草人 | 15 | 4 | 9 |
| P1628 [Usaco2007 Demo]City skyline | 3 | 0 | 10 |
| P4523 [CQOI2016] 路由表 | 7 | 1 | 10 |
Section 35. 线段树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1938 [CROATIAN2010] ALADIN | 1 | 1 | 10 |
| P1568 [JSOI2008] Blue Mary开公司 | 78 | 21 | 7 |
| P2725 [Violet 6]故乡的梦 | 12 | 1 | 10 |
| P4552 [TJOI2016 & HEOI2016] 排序 | 28 | 8 | 7 |
| P1396 识别子串 | 36 | 18 | 4 |
| P2733 [HNOI2012] 永无乡 | 28 | 20 | 3 |
| P3600 没有人的算术 | 27 | 5 | 8 |
| P2957 楼房重建 | 37 | 15 | 5 |
| P3267 KC采花 | 2 | 1 | 10 |
| P2130 魔塔 | 0 | 0 | (None) |
| P4388 JOI2012 invitation | 0 | 0 | (None) |
| P4695 最假女选手 | 247 | 33 | 8 |
| P4821 [Sdoi2017]相关分析 | 3 | 2 | 10 |
| P4876 [ZJOI2017]线段树 | 0 | 0 | (None) |
| P4825 [Hnoi2017]单旋 | 1 | 0 | 10 |
| P4422 [Cerc2015] Cow Confinement | 19 | 3 | 9 |
| P4605 崂山白花蛇草水 | 8 | 1 | 10 |
| P2674 Attack | 2 | 2 | 10 |
| P4515 [SDOI2016] 游戏 | 48 | 11 | 7 |
| P2161 布娃娃 | 7 | 2 | 10 |
| P4538 [HNOI2016]网络 | 11 | 3 | 9 |
| P2883 gss2加强版 | 0 | 0 | (None) |
| P4071 [Apio2015] 巴邻旁之桥 | 3 | 2 | 10 |
| P2908 又是nand | 101 | 9 | 9 |
| P1901 Zju2112 Dynamic Rankings | 71 | 24 | 6 |
| P3779 重组病毒 | 20 | 8 | 7 |
| P2752 [HAOI2012]高速公路(road) | 31 | 6 | 8 |
| P4499 线性函数 | 2 | 1 | 10 |
| P3531 [Sdoi2014] 旅行 | 14 | 8 | 8 |
| P4491 我也不知道题目名字是什么 | 4 | 2 | 10 |
| P3226 [Sdoi2008] 校门外的区间 | 6 | 2 | 10 |
| P4399 魔法少女 LJJ | 44 | 7 | 8 |
| P1513 [POI2006]Tet-Tetris 3D | 11 | 3 | 9 |
| P1146 [CTSC2008]网络管理Network | 69 | 16 | 7 |
| P1171 大sz的游戏 | 26 | 4 | 9 |
| P3073 [Pa2011] Journeys | 68 | 13 | 8 |
| P4411 [Usaco2016 Feb]Load balancing | 0 | 0 | (None) |
| P3228 [Sdoi2008] 棋盘控制 | 2 | 1 | 10 |
| P4059 [Cerc2012] Non-boring sequences | 17 | 4 | 9 |
| P2814 tree | 0 | 0 | (None) |
| P2158 Crash 的旅行计划 | 11 | 2 | 10 |
| P4127 Abs | 4 | 3 | 10 |
| P3242 [Noi2013] 快餐店 | 6 | 3 | 10 |
| P3333 排队计划 | 2 | 1 | 10 |
| P2770 YY的Treap | 7 | 1 | 10 |
| P2584 [Wc2012] memory | 1 | 0 | 10 |
Section 36. 并查集
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4423 [AMPPZ2013] Bytehattan | 13 | 6 | 8 |
| P3237 [Ahoi2013] 连通图 | 30 | 12 | 6 |
| P2919 [Poi1998]Word equations | 13 | 3 | 9 |
| P1453 [Wc] Dface双面棋盘 | 10 | 6 | 9 |
| P1576 [USACO09JAN]Safe Travel G | 17 | 5 | 8 |
| P2725 [Violet 6]故乡的梦 | 12 | 1 | 10 |
| P3653 谈笑风生 | 31 | 8 | 7 |
| P1455 罗马游戏 | 29 | 11 | 6 |
| P4025 二分图 | 112 | 33 | 6 |
| P4450 [Neerc2015] Cactus Jubilee | 0 | 0 | (None) |
| P4243 交朋友 | 1 | 1 | 10 |
| P4551 [TJOI2016 & HEOI2016] 树 | 38 | 9 | 7 |
| P4537 [HNOI2016] 最小公倍数 | 14 | 1 | 10 |
| P2503 [2011福建集训] 相框 | 4 | 2 | 10 |
| P4452 [Cerc2015] Export Estimate | 0 | 0 | (None) |
Section 37. 概率论
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4008 [HNOI2015]亚瑟王 | 7 | 7 | 9 |
| P3213 [Zjoi2013] 抛硬币 | 2 | 2 | 10 |
| P3925 [ZJOI2015] 地震后的幻想乡 | 19 | 6 | 8 |
| P4770 图样 | 0 | 0 | (None) |
| P4872 [SHOI2017]分手是祝愿 | 4 | 3 | 10 |
| P4820 [Sdoi2017]硬币游戏 | 7 | 3 | 10 |
| P2878 [Noi2012] 迷失游乐园 | 9 | 6 | 9 |
| P3652 大新闻 | 0 | 0 | (None) |
| P2553 [BeiJing2011] 禁忌 | 4 | 1 | 10 |
| P3640 JC的小苹果 | 3 | 2 | 10 |
| P2752 [HAOI2012]高速公路(road) | 31 | 6 | 8 |
| P3091 城市旅行 | 0 | 0 | (None) |
| P4001 [TJOI2015]概率论 | 10 | 7 | 9 |
| P3566 [SHOI2014] 概率充电器 | 44 | 16 | 6 |
| P3036 绿豆蛙的归宿 | 9 | 6 | 9 |
| P1417 Pku3156 Interconnect | 4 | 1 | 10 |
| P2720 [Violet 5]列队春游 | 29 | 8 | 7 |
| P1444 [Jsoi2009]有趣的游戏 | 14 | 9 | 8 |
Section 38. 随机化
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2223 [Coci 2009]PATULJCI | 6 | 4 | 10 |
| P2732 [HNOI2012] 射箭 | 32 | 6 | 8 |
| P4080 [Wf2014] Sensor Network | 1 | 0 | 10 |
| P1038 [ZJOI2008]瞭望塔 | 29 | 8 | 7 |
| P2280 [Poi2011]Plot | 5 | 2 | 10 |
| P4128 Matrix | 51 | 14 | 7 |
| P3237 [Ahoi2013] 连通图 | 30 | 12 | 6 |
| P2396 神奇的矩阵 | 17 | 7 | 8 |
| P1366 [Baltic2004]repeats | 21 | 3 | 9 |
| P3569 DZY Loves Chinese II | 20 | 9 | 7 |
Section 39. 点分治
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4012 [HNOI2015]开店 | 56 | 15 | 7 |
| P2117 [2010国家集训队]Crash的旅游计划 | 4 | 0 | 10 |
| P4449 [Neerc2015]Distance on Triangulation | 3 | 2 | 10 |
| P3435 [Wc2014] 紫荆花之恋 | 46 | 7 | 8 |
| P4623 Styx | 0 | 0 | (None) |
| P3784 树上的路径 | 64 | 9 | 8 |
| P3924 [Zjoi2015] 幻想乡战略游戏 | 23 | 8 | 7 |
| P3730 震波 | 121 | 25 | 7 |
| P4009 [HNOI2015]接水果 | 10 | 4 | 9 |
Section 40. 字典树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1819 [JSOI] Word Query电子字典 | 30 | 3 | 9 |
| P2741 【FOTILE模拟赛】L | 103 | 16 | 8 |
| P3166 [HEOI2013]Alo | 55 | 17 | 6 |
| P4546 CodeChef XRQRS | 6 | 2 | 10 |
| P3261 最大异或和 | 37 | 19 | 4 |
| P3689 异或之 | 49 | 12 | 7 |
| P4523 [CQOI2016] 路由表 | 7 | 1 | 10 |
Section 41. 扫描线
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1845 [CQOI2005] 三角形面积并 | 14 | 4 | 9 |
| P4826 [Hnoi2017]影魔 | 7 | 3 | 10 |
| P4422 [Cerc2015] Cow Confinement | 19 | 3 | 9 |
| P2658 [Zjoi2012]小蓝的好友(mrx) | 6 | 3 | 10 |
| P4411 [Usaco2016 Feb]Load balancing | 0 | 0 | (None) |
| P3228 [Sdoi2008] 棋盘控制 | 2 | 1 | 10 |
| P4059 [Cerc2012] Non-boring sequences | 17 | 4 | 9 |
| P4561 [JLOI2016] 圆的异或并 | 9 | 1 | 10 |
| P2221 [Jsoi2009] 面试的考验 | 3 | 2 | 10 |
| P2161 布娃娃 | 7 | 2 | 10 |
| P2758 [SCOI2012]Blinker的噩梦 | 5 | 1 | 10 |
| P2584 [Wc2012] memory | 1 | 0 | 10 |
Section 42. 对偶图
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4423 [AMPPZ2013] Bytehattan | 13 | 6 | 8 |
| P3007 拯救小云公主 | 10 | 3 | 10 |
| P4219 跑得比谁都快 | 0 | 0 | (None) |
Section 43. 找规律
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4513 [SDOI2016] 储能表 | 17 | 4 | 9 |
| P1393 [Ceoi2008] knights | 2 | 1 | 10 |
Section 44. 二分图
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4514 [SDOI2016] 数字配对 | 7 | 3 | 10 |
| P4080 [Wf2014] Sensor Network | 1 | 0 | 10 |
| P4788 [CERC2016] Bipartite Blanket | 4 | 2 | 10 |
| P1443 [JSOI2009]游戏Game | 4 | 1 | 10 |
| P1937 [Shoi2004] Mst 最小生成树 | 1 | 1 | 10 |
| P4424 Cf19E Fairy | 31 | 2 | 9 |
| P2140 稳定婚姻 | 8 | 6 | 9 |
| P2044 三维导弹拦截 | 1 | 1 | 10 |
| P4276 [ONTAK2015] Bajtman i Okrągły Robin | 16 | 3 | 9 |
| P3571 [Hnoi2014] 画框 | 2 | 1 | 10 |
| P3197 [Sdoi2013] assassin | 4 | 2 | 10 |
| P2539 [Ctsc2000] 丘比特的烦恼 | 3 | 1 | 10 |
Section 45. 可并堆
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4003 [JLOI2015]城池攻占 | 14 | 8 | 8 |
| P1078 [SCOI2008]斜堆 | 4 | 4 | 10 |
| P1455 罗马游戏 | 29 | 11 | 6 |
| P2333 [SCOI2011] 棘手的操作 | 24 | 6 | 8 |
| P2809 [Apio2012] dispatching | 21 | 8 | 7 |
| P1367 [Baltic2004]sequence | 36 | 10 | 7 |
| P3011 [Usaco2012 Dec]Running Away From the Barn | 1 | 0 | 10 |
| P4585 [Apio2016] 烟火表演 | 7 | 5 | 9 |
Section 46. 博弈论
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4147 [AMPPZ2014] Euclidean Nim | 1 | 0 | 10 |
| P1443 [JSOI2009]游戏Game | 4 | 1 | 10 |
| P2437 [Noi2011] 兔兔与蛋蛋 | 0 | 0 | (None) |
| P1022 [SHOI2008]小约翰的游戏John | 19 | 15 | 4 |
| P1393 [Ceoi2008] knights | 2 | 1 | 10 |
| P2927 [Poi1999]多边形之战 | 0 | 0 | (None) |
| P2922 [Poi1998]Chase | 0 | 0 | (None) |
| P2275 [Coci2010]HRPA | 4 | 4 | 10 |
| P2940 [Poi2000]条纹 | 3 | 2 | 10 |
Section 47. 树套树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1901 Zju2112 Dynamic Rankings | 71 | 24 | 6 |
| P2120 数颜色 | 127 | 43 | 6 |
| P2453 维护队列 | 20 | 9 | 7 |
| P4552 [TJOI2016 & HEOI2016] 排序 | 28 | 8 | 7 |
| P3489 A simple rmq problem | 71 | 20 | 6 |
| P1146 [CTSC2008]网络管理Network | 69 | 16 | 7 |
| P1513 [POI2006]Tet-Tetris 3D | 11 | 3 | 9 |
| P4009 [HNOI2015]接水果 | 10 | 4 | 9 |
| P4605 崂山白花蛇草水 | 8 | 1 | 10 |
| P2674 Attack | 2 | 2 | 10 |
| P2883 gss2加强版 | 0 | 0 | (None) |
Section 48. 主席树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3524 [Poi2014] Couriers | 18 | 8 | 7 |
| P2223 [Coci 2009]PATULJCI | 6 | 4 | 10 |
| P4539 [HNOI2016] 树 | 10 | 3 | 10 |
| P3545 [ONTAK2010] Peaks | 115 | 24 | 7 |
| P3514 Codechef MARCH14 GERALD07加强版 | 38 | 11 | 7 |
| P4771 七彩树 | 72 | 21 | 6 |
| P4571 [SCOI2016] 美味 | 20 | 13 | 5 |
| P3681 Arietta | 21 | 3 | 9 |
| P4367 [IOI2014] holiday假期 | 13 | 3 | 9 |
| P3489 A simple rmq problem | 71 | 20 | 6 |
| P3932 [CQOI2015] 任务查询系统 | 5 | 3 | 10 |
| P2588 Spoj 10628. Count on a tree | 18 | 10 | 7 |
| P1803 Spoj1487 Query on a tree III | 9 | 2 | 10 |
| P3218 a + b Problem | 37 | 11 | 6 |
| P3123 [Sdoi2013]森林 | 21 | 6 | 8 |
| P3673 可持久化并查集 by zky | 13 | 10 | 7 |
| P2653 middle | 39 | 25 | 2 |
| P1146 [CTSC2008]网络管理Network | 69 | 16 | 7 |
Section 49. 仙人掌
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4450 [Neerc2015] Cactus Jubilee | 0 | 0 | (None) |
| P1023 [SHOI2008]cactus仙人掌图 | 33 | 13 | 6 |
| P4316 小C的独立集 | 50 | 23 | 4 |
| P3899 仙人掌树的同构 | 2 | 1 | 10 |
| P2125 最短路 | 31 | 11 | 6 |
Section 50. 生成树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2180 最小直径生成树 | 14 | 7 | 8 |
| P2182 [Spoj1479]The GbAaY Kingdom最小直径生成树 | 7 | 2 | 10 |
| P4770 图样 | 0 | 0 | (None) |
| P3534 [Sdoi2014] 重建 | 5 | 3 | 10 |
| P1016 [JSOI2008]最小生成树计数 | 21 | 11 | 6 |
| P3569 DZY Loves Chinese II | 20 | 9 | 7 |
| P2654 tree | 48 | 18 | 5 |
| P4242 水壶 | 56 | 8 | 8 |
| P2429 [HAOI2006] 聪明的猴子 | 4 | 4 | 10 |
| P2001 [HNOI2010] City 城市建设 | 31 | 8 | 7 |
| P3545 [ONTAK2010] Peaks | 115 | 24 | 7 |
| P1937 [Shoi2004] Mst 最小生成树 | 1 | 1 | 10 |
Section 51. 环套树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1791 [Ioi2008] Island 岛屿 | 64 | 10 | 8 |
| P3528 [Zjoi2014] 星系调查 | 0 | 0 | (None) |
| P2878 [Noi2012] 迷失游乐园 | 9 | 6 | 9 |
Section 52. 块状树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3720 Gty的妹子树 | 58 | 8 | 8 |
| P3731 Gty的超级妹子树 | 6 | 0 | 10 |
Section 53. 最短路
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2725 [Violet 6]故乡的梦 | 12 | 1 | 10 |
| P4456 [Zjoi2016] 旅行者 | 11 | 3 | 9 |
| P4356 Ceoi2014 Wall | 2 | 1 | 10 |
| P1576 [USACO09JAN]Safe Travel G | 17 | 5 | 8 |
| P4070 [Apio2015] 雅加达的摩天楼 | 5 | 3 | 10 |
| P1774 [Usaco2009 Dec]Toll 过路费 | 4 | 2 | 10 |
| P2644 Pku3967 Ideal Path | 0 | 0 | (None) |
| P3073 [Pa2011] Journeys | 68 | 13 | 8 |
| P4239 巴士走读 | 6 | 2 | 10 |
| P2165 大楼 | 28 | 6 | 8 |
| P2622 [2012国家集训队测试]深入虎穴 | 0 | 0 | (None) |
Section 54. 多项式
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4555 [TJOI2016 & HEOI2016] 求和 | 10 | 6 | 9 |
| P3625 [Codeforces Round #250] 小朋友和二叉树 | 24 | 8 | 7 |
| P3456 城市规划 | 21 | 12 | 5 |
Section 55. 线性基
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4568 [SCOI2016] 幸运数字 | 33 | 11 | 6 |
| P2115 [Wc2011] Xor | 15 | 13 | 6 |
| P4184 shallot | 89 | 18 | 7 |
| P2322 [BeiJing2011]梦想封印 | 30 | 7 | 8 |
| P4269 再见Xor | 7 | 3 | 10 |
| P4004 [JLOI2015]装备购买 | 25 | 14 | 5 |
| P3105 [cqoi2013]新Nim游戏 | 18 | 13 | 6 |
| P2460 [BeiJing2011] 元素 | 13 | 9 | 7 |
| P2884 山地图 | 0 | 0 | (None) |
| P3569 DZY Loves Chinese II | 20 | 9 | 7 |
Section 58. 组合数学
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4498 魔法的碰撞 | 1 | 1 | 10 |
| P3771 Triple | 48 | 20 | 5 |
| P3509 [CodeChef] COUNTARI | 62 | 12 | 8 |
| P1488 [HNOI2009]图的同构 | 6 | 3 | 10 |
| P2227 [ZJOI2011] 看电影 | 1 | 1 | 10 |
| P3501 PA2008 Cliquers Strike Back | 26 | 2 | 9 |
| P3498 PA2009 Cakes | 8 | 4 | 10 |
| P3157 国王奇遇记 | 10 | 5 | 9 |
| P4126 国王奇遇记加强版之再加强版 | 2 | 2 | 10 |
| P3091 城市旅行 | 0 | 0 | (None) |
| P4001 [TJOI2015]概率论 | 10 | 7 | 9 |
| P2863 愤怒的元首 | 7 | 5 | 9 |
| P1856 [Scoi2010]字符串 | 10 | 4 | 9 |
| P4517 [SDOI2016] 排列计数 | 14 | 12 | 7 |
| P3505 [CQOI2014] 数三角形 | 12 | 6 | 9 |
| P2467 [中山市选2010]生成树 | 1 | 1 | 10 |
| P4403 序列统计 | 15 | 10 | 7 |
| P4402 Claris的剑 | 8 | 3 | 10 |
| P3328 PYXFIB | 45 | 10 | 7 |
| P4555 [TJOI2016 & HEOI2016] 求和 | 10 | 6 | 9 |
| P2159 「国家集训队」Crash 的文明世界 | 22 | 11 | 6 |
| P2916 [Poi1997]Monochromatic Triangles | 5 | 3 | 10 |
Section 59. 树链剖分
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2758 [SCOI2012]Blinker的噩梦 | 5 | 1 | 10 |
| P1758 [Wc2010] 重建计划 | 90 | 16 | 8 |
| P4811 [Ynoi2017] 由乃的 OJ | 15 | 8 | 7 |
| P2814 tree | 0 | 0 | (None) |
| P4127 Abs | 4 | 3 | 10 |
| P4515 [SDOI2016] 游戏 | 48 | 11 | 7 |
| P4326 NOIP2015 运输计划 | 3 | 2 | 10 |
| P4538 [HNOI2016]网络 | 11 | 3 | 9 |
| P2908 又是nand | 101 | 9 | 9 |
| P3531 [Sdoi2014] 旅行 | 14 | 8 | 8 |
Section 60. 其他算法
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1057 [ZJOI2007]棋盘制作 | 8 | 5 | 10 |
| P2930 [Poi1999]梦游者 | 0 | 0 | (None) |
| P3229 [Sdoi2008] 石子合并 | 1 | 1 | 10 |
| P1366 [Baltic2004]repeats | 21 | 3 | 9 |
| P3943 [Usaco2015 Feb]SuperBull | 0 | 0 | (None) |
| P3039 玉蟾宫 | 12 | 10 | 8 |
| P3345 Pku2914 Minimum Cut | 0 | 0 | (None) |
| P3101 N皇后 | 5 | 1 | 10 |
| P4071 [Apio2015] 巴邻旁之桥 | 3 | 2 | 10 |
Section 61. 数学其他
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1016 [JSOI2008]最小生成树计数 | 21 | 11 | 6 |
| P3528 [Zjoi2014] 星系调查 | 0 | 0 | (None) |
| P2876 [Noi2012] 骑行川藏 | 3 | 1 | 10 |
| P2627 JZPKIL | 24 | 6 | 8 |
| P3501 PA2008 Cliquers Strike Back | 26 | 2 | 9 |
| P2912 [Poi1997]Jump | 0 | 0 | (None) |
| P1213 [HNOI2004]高精度开根 | 39 | 8 | 8 |
| P3157 国王奇遇记 | 10 | 5 | 9 |
| P4126 国王奇遇记加强版之再加强版 | 2 | 2 | 10 |
| P2221 [Jsoi2009] 面试的考验 | 3 | 2 | 10 |
| P2720 [Violet 5]列队春游 | 29 | 8 | 7 |
| P1925 [SDOI2010] 地精部落 | 7 | 6 | 9 |
| P3695 滑行 | 0 | 0 | (None) |
Section 62. 容斥原理
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2863 愤怒的元首 | 7 | 5 | 9 |
| P4767 两双手 | 134 | 22 | 8 |
| P2839 集合计数 | 88 | 45 | 3 |
| P4455 [ZJOI2016] 小星星 | 22 | 8 | 7 |
| P2669 [cqoi2012] 局部极小值 | 17 | 8 | 7 |
| P3622 已经没有什么好害怕的了 | 73 | 34 | 4 |
| P2024 [SHOI2009] 舞会 | 6 | 2 | 10 |
| P4762 最小集合 | 0 | 0 | (None) |
Section 63. 搜索剪枝
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2679 [Usaco2012 Open]Balanced Cow Subsets | 7 | 5 | 9 |
| P2954 [Poi2002]超级马 | 13 | 3 | 9 |
| P3629 [JLOI2014] 聪明的燕姿 | 27 | 6 | 8 |
| P4294 [PA2015] Fibonacci | 0 | 0 | (None) |
| P3085 反质数加强版SAPGAP | 0 | 0 | (None) |
| P3733 [Pa2013] Iloczyn | 0 | 0 | (None) |
Section 64. 拓扑排序
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2584 [Wc2012] memory | 1 | 0 | 10 |
| P2535 [Noi2010] Plane 航空管制2 | 1 | 0 | 10 |
Section 65. 树状数组
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2758 [SCOI2012]Blinker的噩梦 | 5 | 1 | 10 |
| P2780 [SPOJ] 8093 Sevenk Love Oimaster | 9 | 4 | 9 |
| P3730 震波 | 121 | 25 | 7 |
| P1103 [POI2007]大都市meg | 7 | 2 | 10 |
| P2434 [Noi2011] 阿狸的打字机 | 11 | 8 | 8 |
| P3529 [Sdoi2014] 数表 | 24 | 12 | 6 |
| P3333 排队计划 | 2 | 1 | 10 |
| P1146 [CTSC2008]网络管理Network | 69 | 16 | 7 |
| P2674 Attack | 2 | 2 | 10 |
| P2221 [Jsoi2009] 面试的考验 | 3 | 2 | 10 |
| P4548 小奇的糖果 | 5 | 2 | 10 |
| P3658 Jabberwocky | 7 | 2 | 10 |
| P1901 Zju2112 Dynamic Rankings | 71 | 24 | 6 |
| P4034 [HAOI2015]树上操作 | 14 | 12 | 7 |
Section 66. 单调队列
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3316 JC loves Mkk | 27 | 8 | 7 |
| P1499 [NOI2005] 瑰丽华尔兹 | 9 | 9 | 9 |
| P1791 [Ioi2008] Island 岛屿 | 64 | 10 | 8 |
| P1171 大sz的游戏 | 26 | 4 | 9 |
| P1071 [SCOI2007]组队 | 2 | 1 | 10 |
| P2926 [Poi1999]空立方体问题 | 0 | 0 | (None) |
| P1023 [SHOI2008]cactus仙人掌图 | 33 | 13 | 6 |
| P2806 [Ctsc2012] Cheat | 8 | 3 | 10 |
Section 68. 后缀数组
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2251 [2010Beijing Wc]外星联络 | 6 | 4 | 10 |
| P4516 [SDOI2016] 生成魔咒 | 17 | 8 | 7 |
| P3172 [TJOI2013] 单词 | 16 | 10 | 7 |
| P4650 [Noi2016] 优秀的拆分 | 5 | 4 | 10 |
| P4278 [ONTAK2015] Tasowanie | 6 | 4 | 10 |
| P2119 股市的预测 | 5 | 3 | 10 |
Section 69. 高斯消元
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2419 电阻 | 4 | 2 | 10 |
| P1444 [Jsoi2009]有趣的游戏 | 14 | 9 | 8 |
| P3640 JC的小苹果 | 3 | 2 | 10 |
| P3601 一个人的数论 | 11 | 8 | 8 |
| P3213 [Zjoi2013] 抛硬币 | 2 | 2 | 10 |
| P4820 [Sdoi2017]硬币游戏 | 7 | 3 | 10 |
Section 70. 整体二分
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2674 Attack | 2 | 2 | 10 |
| P4009 [HNOI2015]接水果 | 10 | 4 | 9 |
Section 72. 哈夫曼树
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2923 [Poi1998] The lightest language | 4 | 3 | 10 |
Section 74. 生成函数
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3625 [Codeforces Round #250] 小朋友和二叉树 | 24 | 8 | 7 |
| P3771 Triple | 48 | 20 | 5 |
| P3509 [CodeChef] COUNTARI | 62 | 12 | 8 |
| P3028 食物 | 64 | 37 | 3 |
Section 75. CDQ 分治
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4025 二分图 | 112 | 33 | 6 |
| P1453 [Wc] Dface双面棋盘 | 10 | 6 | 9 |
| P2001 [HNOI2010] City 城市建设 | 31 | 8 | 7 |
| P3237 [Ahoi2013] 连通图 | 30 | 12 | 6 |
| P1492 [NOI2007] 货币兑换Cash | 26 | 12 | 6 |
Section 76. AC 自动机
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3172 [TJOI2013] 单词 | 16 | 10 | 7 |
| P2434 [Noi2011] 阿狸的打字机 | 11 | 8 | 8 |
| P1030 [JSOI2007]文本生成器 | 38 | 19 | 4 |
| P1444 [Jsoi2009]有趣的游戏 | 14 | 9 | 8 |
| P3881 [Coci2015] Divljak | 33 | 5 | 8 |
| P2553 [BeiJing2011] 禁忌 | 4 | 1 | 10 |
Section 77. KD-TREE
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3053 The Closest M Points | 16 | 3 | 9 |
| P4066 简单题 | 82 | 17 | 7 |
| P1941 [Sdoi2010] Hide and Seek | 40 | 9 | 7 |
| P4520 [CQOI2016] K远点对 | 14 | 8 | 8 |
| P2648 SJY摆棋子 | 64 | 6 | 9 |
| P4605 崂山白花蛇草水 | 8 | 1 | 10 |
| P2850 巧克力王国 | 31 | 15 | 5 |
| P2626 JZPFAR | 15 | 9 | 7 |
Section 78. Polya 计数
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1478 Sgu282 Isomorphism | 1 | 1 | 10 |
| P3202 [Sdoi2013] 项链 | 18 | 7 | 8 |
Section 79. FFT & FWT
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3992 [SDOI2015] 序列统计 | 30 | 10 | 6 |
| P4451 [Cerc2015] Frightful Formula | 4 | 3 | 10 |
| P4827 [Hnoi2017]礼物 | 14 | 8 | 8 |
| P4036 [HAOI2015]按位或 | 13 | 7 | 8 |
| P4589 Hard Nim | 34 | 14 | 5 |
| P4555 [TJOI2016 & HEOI2016] 求和 | 10 | 6 | 9 |
| P3456 城市规划 | 21 | 12 | 5 |
| P3771 Triple | 48 | 20 | 5 |
| P3509 [CodeChef] COUNTARI | 62 | 12 | 8 |
Section 80. 倍增 Floyd
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1706 [usaco2007 Nov]relays 奶牛接力跑 | 7 | 5 | 9 |
| P2085 [Poi2010] Hamsters | 16 | 5 | 8 |
Section 81. 辛普森积分
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1502 [NOI2005]月下柠檬树 | 4 | 4 | 10 |
| P2178 圆的面积并 | 200 | 12 | 9 |
Section 82. 强连通分量
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2140 稳定婚姻 | 8 | 6 | 9 |
| P2438 [中山市选2011]杀人游戏 | 87 | 13 | 8 |
Section 83. 双连通分量
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2959 长跑 | 70 | 18 | 7 |
| P2730 [HNOI2012] 矿场搭建 | 23 | 10 | 6 |
| P4435 [Cerc2015] Juice Junctions | 9 | 4 | 9 |
| P3590 [SNOI2013] Quare | 10 | 5 | 9 |
Section 84. 后缀自动机
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3879 SvT | 30 | 9 | 7 |
| P3676 [Apio2014] 回文串 | 24 | 11 | 6 |
| P1396 识别子串 | 36 | 18 | 4 |
| P3473 字符串 | 19 | 8 | 7 |
| P2780 [SPOJ] 8093 Sevenk Love Oimaster | 9 | 4 | 9 |
| P3926 [ZJOI2015] 诸神眷顾的幻想乡 | 11 | 5 | 9 |
| P2806 [Ctsc2012] Cheat | 8 | 3 | 10 |
| P2555 SubString | 25 | 7 | 7 |
| P3238 [Ahoi2013] 差异 | 21 | 10 | 6 |
| P4566 [HAOI2016] 找相同字符 | 6 | 1 | 10 |
| P3998 [TJOI2015] 弦论 | 24 | 7 | 7 |
| P2882 工艺 | 5 | 4 | 10 |
Section 87. Dancing Links
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P1006 [HNOI2008]神奇的国度 | 20 | 6 | 8 |
Section 88. 类欧几里得算法
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2987 Earthquake | 2 | 2 | 10 |
| P3817 Sum | 6 | 4 | 10 |
| P2187 fraction | 4 | 3 | 10 |
| P1938 [CROATIAN2010] ALADIN | 1 | 1 | 10 |
| P2712 [Violet 2]棒球 | 48 | 5 | 9 |
Section 89. Meet In Middle
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2679 [Usaco2012 Open]Balanced Cow Subsets | 7 | 5 | 9 |
Section 90. Matrix-Tree 定理
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3534 [Sdoi2014] 重建 | 5 | 3 | 10 |
| P1016 [JSOI2008]最小生成树计数 | 21 | 11 | 6 |
| P4894 天赋 | 18 | 14 | 5 |
| P3659 Which Dreamed It | 20 | 6 | 8 |
Section 91. 线性规划 & 单纯形
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3265 志愿者招募加强版 | 8 | 2 | 10 |
| P1937 [Shoi2004] Mst 最小生成树 | 1 | 1 | 10 |
| P3112 [Zjoi2013]防守战线 | 15 | 3 | 9 |
| P3118 Orz the MST | 3 | 2 | 10 |
Section 92. 可持久化数据结构
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P3524 [Poi2014] Couriers | 18 | 8 | 7 |
| P2223 [Coci 2009]PATULJCI | 6 | 4 | 10 |
| P2741 【FOTILE模拟赛】L | 103 | 16 | 8 |
| P3166 [HEOI2013]Alo | 55 | 17 | 6 |
| P3489 A simple rmq problem | 71 | 20 | 6 |
| P1146 [CTSC2008]网络管理Network | 69 | 16 | 7 |
| P2653 middle | 39 | 25 | 2 |
| P3674 可持久化并查集加强版 | 54 | 13 | 7 |
| P3123 [Sdoi2013]森林 | 21 | 6 | 8 |
| P4546 CodeChef XRQRS | 6 | 2 | 10 |
| P3261 最大异或和 | 37 | 19 | 4 |
| P3689 异或之 | 49 | 12 | 7 |
| P1803 Spoj1487 Query on a tree III | 9 | 2 | 10 |
| P2588 Spoj 10628. Count on a tree | 18 | 10 | 7 |
| P3932 [CQOI2015] 任务查询系统 | 5 | 3 | 10 |
| P3784 树上的路径 | 64 | 9 | 8 |
Section 93. 高精度 & FastIO 模板
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2930 [Poi1999]梦游者 | 0 | 0 | (None) |
| P1213 [HNOI2004]高精度开根 | 39 | 8 | 8 |
| P2912 [Poi1997]Jump | 0 | 0 | (None) |
| P4404 [Neerc2015] Binary vs Decimal | 0 | 0 | (None) |
Section 94. 带花树 & 一般图匹配
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P4405 [wc2016] 挑战NPC | 2 | 0 | 10 |
| P4874 筐子放球 | 1 | 1 | 10 |
Section 95. 莫比乌斯反演 & 杜教筛
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2986 Non-Squarefree Numbers | 11 | 4 | 9 |
| P4176 Lucas的数论 | 47 | 17 | 5 |
| P3512 DZY Loves Math IV | 24 | 11 | 6 |
| P4804 欧拉心算 | 28 | 13 | 5 |
| P2627 JZPKIL | 24 | 6 | 8 |
| P4815 [Cqoi2017]小Q的表格 | 16 | 3 | 9 |
| P4816 [Sdoi2017]数字表格 | 6 | 5 | 10 |
| P4833 [Lydsy2017年4月月赛]最小公倍佩尔数 | 6 | 2 | 10 |
| P4174 tty的求助 | 4 | 2 | 10 |
| P2301 [HAOI2011] Problem B | 39 | 16 | 5 |
| P2820 YY的GCD | 24 | 18 | 3 |
| P2154 「国家集训队」Crash 的数字表格 | 32 | 16 | 5 |
| P1101 [POI2007]Zap | 25 | 13 | 5 |
| P3994 [SDOI2015] 约数个数和 | 12 | 12 | 7 |
| P4407 于神之怒加强版 | 14 | 7 | 8 |
| P2693 jzptab | 28 | 10 | 6 |
| P3529 [Sdoi2014] 数表 | 24 | 12 | 6 |
| P3601 一个人的数论 | 11 | 8 | 8 |
| P3944 Sum | 43 | 12 | 7 |
Section 96. 均摊复杂度 & 势能分析
Open
| Problem | Tried | AC | Difficulty |
|---|---|---|---|
| P2130 魔塔 | 0 | 0 | (None) |
| P4695 最假女选手 | 247 | 33 | 8 |
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