| 2971 | NOIP2018:对称二叉树 | 55 | 99 | 55.556% |
| 2982 | NOIP2018:摆渡车(加强版) | 3 | 24 | 12.500% |
| 3561 | [Atcoder]CBA109 - A - ABC333 | 3 | 4 | 75.000% |
| 4000 | C输入字符 | 29 | 66 | 43.939% |
| 4007 | C棋盘行走 | 97 | 432 | 22.454% |
| 4016 | NOIP2019纪念品 | 31 | 79 | 39.241% |
| 4036 | Cow Tipping (cowtip) | 11 | 15 | 73.333% |
| 4038 | 奶牛的机密代码（cowcode） | 14 | 20 | 70.000% |
| 4039 | 这么近那么远（countcross） | 72 | 149 | 48.322% |
| 4074 | 飞越原野(escape) | 109 | 284 | 38.380% |
| 4126 | 递归函数(reduce) | 110 | 306 | 35.948% |
| 4128 | 幸运数列（lucky） | 11 | 20 | 55.000% |
| 4139 | 维修栅栏(fence) | 13 | 22 | 59.091% |
| 4166 | 桐桐的爬山计划(climb) | 16 | 26 | 61.538% |
| 4170 | NOIOnline入门组第二场Ccity | 0 | 45 | 0.000% |
| 4183 | 斑马线（nocross） | 7 | 8 | 87.500% |
| 4184 | 斑马线2（nocross） | 5 | 14 | 35.714% |
| 4198 | ABC172A | 30 | 33 | 90.909% |
| 4199 | ABC172B | 24 | 35 | 68.571% |
| 4200 | ABC172C | 3 | 16 | 18.750% |
| 4201 | ABC172D | 4 | 6 | 66.667% |
| 4202 | ABC172E | 0 | 0 | 0.000% |
| 4203 | ABC172F | 0 | 3 | 0.000% |
| 4208 | ABC173A | 18 | 26 | 69.231% |
| 4209 | ABC173B | 13 | 16 | 81.250% |
| 4210 | ABC173C | 1 | 1 | 100.000% |
| 4211 | ABC173D | 1 | 1 | 100.000% |
| 4212 | ABC173E | 1 | 1 | 100.000% |
| 4213 | ABC173F | 1 | 1 | 100.000% |
| 4226 | 最优配对问题(match) | 0 | 1 | 0.000% |
| 4227 | 牧场的安排(cowfood) | 1 | 4 | 25.000% |
| 4295 | CSP-J2019初赛矩阵变幻 | 15 | 16 | 93.750% |
| 4320 | CoVH之再破难关 | 44 | 113 | 38.938% |
| 4324 | CSP2020优秀的拆分 | 33 | 47 | 70.213% |
| 4325 | CSP2020直播获奖 | 30 | 52 | 57.692% |
| 4326 | CSP2020表达式 | 7 | 33 | 21.212% |
| 4327 | CSP2020方格取数 | 20 | 48 | 41.667% |
| 4328 | CSP2020儒略日 | 22 | 59 | 37.288% |
| 4329 | CSP2020动物园 | 19 | 58 | 32.759% |
| 4330 | CSP2020函数调用 | 6 | 43 | 13.953% |
| 4331 | CSP2020贪吃蛇 | 6 | 41 | 14.634% |
| 4363 | NOIP2020C移球游戏 | 7 | 14 | 50.000% |
| 4365 | 简单的最长公共上升子序列 | 87 | 183 | 47.541% |
| 4464 | ABC213 A - Bitwise Exclusive Or （数据未验证） | 0 | 1 | 0.000% |
| 4469 | ABC213 B-Booby Prize（数据未验证） | 0 | 0 | 0.000% |
| 4470 | ABC213 C - Reorder Cards（数据未验证） | 0 | 0 | 0.000% |
| 4471 | ABC213 D - Takahashi Tour（数据未验证） | 0 | 0 | 0.000% |
| 4490 | ABC214 A - New Generation ABC | 0 | 2 | 0.000% |
| 4491 | ABC214 B - How many? | 0 | 0 | 0.000% |
| 4492 | ABC214 C - Distribution | 0 | 0 | 0.000% |
| 4493 | ABC214 D - Sum of Maximum Weights | 0 | 0 | 0.000% |
| 4494 | ABC212 A - Alloy | 0 | 0 | 0.000% |
| 4553 | [CSP-J 2021] 分糖果 | 38 | 45 | 84.444% |
| 4554 | [CSP-J 2021] 插入排序 | 19 | 70 | 27.143% |
| 4555 | [CSP-J 2021] 网络连接 | 9 | 74 | 12.162% |
| 4556 | [CSP-J 2021] 小熊的果篮 | 21 | 55 | 38.182% |
| 4557 | [CSP-S 2021] 廊桥分配 | 20 | 47 | 42.553% |
| 4558 | [CSP-S 2021] 括号序列 | 19 | 27 | 70.370% |
| 4559 | [CSP-S 2021] 回文 | 5 | 15 | 33.333% |
| 4560 | [CSP-S 2021] 交通规划 | 0 | 155 | 0.000% |
| 4566 | Lonely Photo | 6 | 9 | 66.667% |
| 4567 | Air Cownditioning | 9 | 11 | 81.818% |
| 4569 | Closest Cow Wins | 2 | 2 | 100.000% |
| 4570 | Connecting Two Barns | 6 | 6 | 100.000% |
| 4571 | Convoluted Intervals | 3 | 3 | 100.000% |
| 4574 | Bracelet Crossings | 1 | 1 | 100.000% |
| 4630 | C字符串[NOI Online 2022 入门组] | 3 | 58 | 5.172% |
| 4633 | C如何正确地排序[NOI Online 2022 提高组] | 1 | 2 | 50.000% |
| 4662 | 「JOISC 2014 Day1」历史研究 | 9 | 21 | 42.857% |
| 4664 | bzoj3043 IncDec Sequence | 30 | 63 | 47.619% |
| 4666 | bzoj1635Tallest Cow 最高的牛 | 29 | 57 | 50.877% |
| 4668 | bzoj1676Feed Accounting 饲料计算 | 26 | 50 | 52.000% |
| 4675 | B Can you answer on these queries III | 39 | 82 | 47.561% |
| 4676 | C 火星探险 | 22 | 55 | 40.000% |
| 4678 | E Interval GCD | 31 | 107 | 28.972% |
| 5004 | BZOJ1004：[HNOI2008]Cards | 0 | 0 | 0.000% |
| 5018 | BZOJ1018：[SHOI2008]堵塞的交通traffic | 0 | 0 | 0.000% |
| 5023 | BZOJ1023：[SHOI2008]cactus仙人掌图 | 0 | 0 | 0.000% |
| 5024 | BZOJ1024：[SCOI2009]生日快乐 | 0 | 0 | 0.000% |
| 5025 | BZOJ1025：[SCOI2009]游戏 | 0 | 0 | 0.000% |
| 5026 | BZOJ1026：[SCOI2009]windy数 | 3 | 3 | 100.000% |
| 5031 | BZOJ1031：[JSOI2007]字符加密Cipher | 0 | 0 | 0.000% |
| 5036 | BZOJ1036：[ZJOI2008]树的统计Count | 0 | 1 | 0.000% |
| 5050 | BZOJ1050：[HAOI2006]旅行comf | 0 | 0 | 0.000% |
| 5066 | BZOJ1066：[SCOI2007]蜥蜴 | 0 | 0 | 0.000% |
| 5067 | BZOJ1067：[SCOI2007]降雨量 | 1 | 1 | 100.000% |
| 5068 | BZOJ1068：[SCOI2007]压缩 | 0 | 0 | 0.000% |
| 5069 | BZOJ1069：[SCOI2007]最大土地面积 | 0 | 0 | 0.000% |
| 5070 | BZOJ1070：[SCOI2007]修车 | 0 | 0 | 0.000% |
| 5071 | BZOJ1071：[SCOI2007]组队 | 0 | 0 | 0.000% |
| 5072 | BZOJ1072：[SCOI2007]排列perm | 0 | 0 | 0.000% |
| 5073 | BZOJ1073：[SCOI2007]kshort | 0 | 0 | 0.000% |
| 5074 | BZOJ1074：[SCOI2007]折纸origami | 0 | 0 | 0.000% |
| 5075 | BZOJ1075：[SCOI2007]最优驾车drive | 0 | 0 | 0.000% |
| 5076 | BZOJ1076：[SCOI2008]奖励关 | 0 | 0 | 0.000% |
| 5077 | BZOJ1077：[SCOI2008]天平 | 0 | 1 | 0.000% |
| 5078 | BZOJ1078：[SCOI2008]斜堆 | 0 | 0 | 0.000% |
| 5079 | BZOJ1079：[SCOI2008]着色方案 | 0 | 0 | 0.000% |
| 5080 | BZOJ1080：[SCOI2008]劣质编码 | 0 | 0 | 0.000% |
| 5081 | BZOJ1081：[SCOI2005]超级格雷码 | 0 | 0 | 0.000% |