| 1079 | 大数分解 | 3 | 6 | 50.0% |
| 2007 | 高峰负荷 | 4 | 5 | 80.0% |
| 2180 | 实验4.1第2题：求n个数的最小值（在2199提交） | 6 | 26 | 23.1% |
| 2554 | 矩阵交换行 | 9 | 10 | 90.0% |
| 2859 | 【例1.6】回文数(Noip1999) | 78 | 125 | 62.4% |
| 2872 | 【例6.3】删数问题(Noip1994) | 293 | 827 | 35.4% |
| 2891 | 【例6.4】拦截导弹问题(Noip1999) | 99 | 157 | 63.1% |
| 2911 | 硬币收藏 | 4 | 11 | 36.4% |
| 2961 | 导弹拦截问题(NOIP1999)需要系统个数 | 336 | 719 | 46.7% |
| 3012 | 二进制数问题 | 3 | 13 | 23.1% |
| 3013 | 编码问题 | 1 | 4 | 25.0% |
| 3016 | 格子问题 | 7 | 9 | 77.8% |
| 3017 | 字符串编辑 | 5 | 14 | 35.7% |
| 3018 | 比赛安排 | 20 | 27 | 74.1% |
| 3019 | 比赛安排 | 19 | 24 | 79.2% |
| 3020 | 数制转换 | 8 | 10 | 80.0% |
| 3021 | 棋盘方格 | 6 | 6 | 100.0% |
| 3022 | 排三角形 | 8 | 12 | 66.7% |
| 3024 | 高精度阶乘的和 | 19 | 37 | 51.4% |
| 3025 | 二的幂次方 | 7 | 8 | 87.5% |
| 3028 | [1999_p1]Cantor表 | 5 | 7 | 71.4% |
| 3029 | [1999_p2]回文数 | 4 | 10 | 40.0% |
| 3030 | [1999_p4]旅行家的预算 | 9 | 9 | 100.0% |
| 3227 | 棋盘问题 | 2 | 3 | 66.7% |
| 3337 | 小书童——密码 | 23 | 60 | 38.3% |
| 3425 | 算法2-18~2-19：双向循环链表 | 8 | 15 | 53.3% |
| 3653 | 【例题4】Addition Chains 加成序列 | 44 | 75 | 58.7% |
| 3679 | Advanced Fruits | 0 | 3 | 0.0% |
| 4104 | Palindromic characteristics | 12 | 15 | 80.0% |
| 4154 | Mister B and Beacons on Field | 1 | 1 | 100.0% |
| 4155 | Mister B and PR Shifts | 2 | 2 | 100.0% |
| 4156 | Mister B and Boring Game | 1 | 1 | 100.0% |
| 4159 | Card Game Again | 6 | 15 | 40.0% |
| 4165 | Imbalanced Array | 2 | 3 | 66.7% |
| 4259 | Bank Hacking | 6 | 6 | 100.0% |
| 4300 | Crunching Numbers Just for You | 1 | 1 | 100.0% |
| 4302 | Touchy-Feely Palindromes | 2 | 3 | 66.7% |
| 4413 | Felicity is Coming! | 4 | 8 | 50.0% |
| 4433 | New Year and Fireworks | 2 | 3 | 66.7% |
| 4562 | 维提亚在乡村 | 40 | 119 | 33.6% |
| 4569 | Dexterina’s Lab | 2 | 5 | 40.0% |
| 4589 | Directed Roads | 2 | 6 | 33.3% |
| 4627 | Road to Post Office | 2 | 2 | 100.0% |
| 4660 | Xor-sequences | 3 | 6 | 50.0% |
| 4696 | Kay and Snowflake | 0 | 5 | 0.0% |
| 4775 | Number of Parallelograms | 3 | 3 | 100.0% |
| 4790 | You're a Professional | 1 | 1 | 100.0% |
| 4791 | Ace It! | 1 | 1 | 100.0% |
| 4795 | Da Vinci Powers | 1 | 1 | 100.0% |
| 4800 | Bear and Up-Down | 2 | 4 | 50.0% |
| 4877 | A rectangle | 1 | 4 | 25.0% |
| 4915 | Optimal Number Permutation | 3 | 5 | 60.0% |
| 4926 | Enemy is weak | 3 | 9 | 33.3% |
| 5014 | Spongebob and Squares | 3 | 3 | 100.0% |
| 5023 | Subsequences | 3 | 3 | 100.0% |
| 5099 | Array | 3 | 7 | 42.9% |
| 5154 | Restructuring Company | 3 | 4 | 75.0% |
| 5159 | Pie or die | 3 | 3 | 100.0% |
| 5168 | Amr and Chemistry | 0 | 0 | 0.0% |
| 5187 | Vanya and Triangles | 0 | 0 | 0.0% |
| 5196 | Regular Bridge | 0 | 0 | 0.0% |
| 5197 | Divisibility by Eight | 0 | 0 | 0.0% |
| 5205 | Haar Features | 0 | 0 | 0.0% |
| 5254 | Tavas and Malekas | 2 | 2 | 100.0% |
| 5291 | ATM机器 | 10 | 43 | 23.3% |
| 5310 | A and B and Lecture Rooms | 0 | 0 | 0.0% |
| 5312 | A and B and Team Training | 0 | 0 | 0.0% |
| 5314 | A and B and Chess | 0 | 0 | 0.0% |
| 5362 | Mr. Kitayuta, the Treasure Hunter | 3 | 3 | 100.0% |
| 5394 | 网球游戏 | 5 | 5 | 100.0% |
| 5417 | Chocolate | 14 | 27 | 51.9% |
| 5430 | Candy Boxes | 15 | 19 | 78.9% |
| 5483 | Design Tutorial: Inverse the Problem | 4 | 4 | 100.0% |
| 5517 | Gargari and Permutations | 1 | 1 | 100.0% |
| 5533 | Dancing Lessons | 5 | 6 | 83.3% |
| 5670 | Bug in Code | 3 | 3 | 100.0% |
| 5696 | E-mail Addresses | 1 | 1 | 100.0% |
| 5708 | 000001 | 1 | 2 | 50.0% |
| 5725 | Minesweeper 1D | 1 | 1 | 100.0% |
| 5899 | Insertion Sort | 1 | 2 | 50.0% |
| 5913 | Prime Number | 4 | 7 | 57.1% |
| 5921 | Xenia and Hamming | 0 | 1 | 0.0% |
| 5962 | Read Time | 0 | 0 | 0.0% |
| 5966 | Cupboard and Balloons | 3 | 3 | 100.0% |
| 6012 | Shave Beaver! | 4 | 6 | 66.7% |
| 6046 | Ping-Pong | 1 | 1 | 100.0% |
| 6047 | Have You Ever Heard About the Word? | 1 | 1 | 100.0% |
| 6048 | Kalila and Dimna in the Logging Industry | 1 | 1 | 100.0% |
| 6049 | Psychos in a Line | 4 | 4 | 100.0% |
| 6329 | 2019 完善程序2：计数排序 | 1 | 1 | 100.0% |
| 6335 | 2019 阅读程序2：选出不冲突的数对 | 2 | 2 | 100.0% |
| 6343 | 2019阅读程序3：二叉树求最小值 | 1 | 1 | 100.0% |
| 6660 | Trails (Easy) | 0 | 0 | 0.0% |
| 7042 | 算式问题 | 6 | 8 | 75.0% |
| 7043 | [3011]方阵填数 | 0 | 4 | 0.0% |
| 7050 | 比赛安排 | 3 | 3 | 100.0% |
| 7322 | 排队 | 627 | 1625 | 38.6% |
| 7327 | 公交换乘 | 62 | 179 | 34.6% |
| 7330 | 加工零件 | 101 | 223 | 45.3% |
| 7985 | 困牛放牧 | 109 | 230 | 47.4% |
| 7986 | 大型植被恢复 | 51 | 80 | 63.8% |
| 7987 | Measuring Traffic | 29 | 62 | 46.8% |
| 7988 | 困牛放牧 | 26 | 115 | 22.6% |
| 7989 | 谷仓刷漆 | 32 | 70 | 45.7% |
| 7992 | 种植 | 28 | 77 | 36.4% |
| 7993 | 牛乐园 | 7 | 11 | 63.6% |
| 7994 | 洗盘子 Dishwashing | 10 | 15 | 66.7% |
| 7995 | Painting the Barn 谷仓刷漆 | 8 | 10 | 80.0% |
| 7997 | Cow Dating | 3 | 9 | 33.3% |
| 7998 | Moorio Kart | 2 | 5 | 40.0% |
| 8002 | Shell Game | 51 | 108 | 47.2% |
| 8003 | Sleepy Cow Sorting | 43 | 96 | 44.8% |
| 8005 | Guess the Animal | 2 | 2 | 100.0% |
| 8006 | Grass Planting | 44 | 92 | 47.8% |
| 8007 | Icy Perimeter | 23 | 52 | 44.2% |
| 8009 | 山顶风光 | 23 | 54 | 42.6% |
| 8011 | Cow Poetry 牛诗 | 8 | 17 | 47.1% |
| 8012 | Sleepy Cow Sorting | 14 | 29 | 48.3% |
| 8013 | 捷径 | 9 | 16 | 56.2% |
| 8020 | Train Tracking 2 | 1 | 1 | 100.0% |
| 8130 | Milk Visits | 3 | 5 | 60.0% |
| 8131 | Moortal Cowmbat | 2 | 2 | 100.0% |
| 8133 | Meetings | 4 | 6 | 66.7% |
| 8134 | Milk Visits | 13 | 35 | 37.1% |
| 8135 | Cow Gymnastics | 3 | 6 | 50.0% |
| 8136 | Where Am I? | 2 | 2 | 100.0% |
| 8137 | Livestock Lineup | 4 | 9 | 44.4% |
| 8316 | Snakes | 0 | 0 | 0.0% |
| 8854 | 最强大脑（慈溪2019第1题） | 2 | 3 | 66.7% |
| 8896 | 序列 (sequence) | 1 | 2 | 50.0% |
| 8898 | 迷宫 (maze) | 1 | 1 | 100.0% |
| 9242 | 轨道炮 | 2 | 8 | 25.0% |
| 9338 | 解谜游戏 | 23 | 38 | 60.5% |
| 9339 | 排列数 | 3 | 5 | 60.0% |
| 9354 | 估计人数 | 2 | 11 | 18.2% |
| 9355 | 最优包含 | 30 | 55 | 54.5% |
| 9359 | 第八大奇迹 | 4 | 15 | 26.7% |
| 9390 | 糖果 | 2 | 2 | 100.0% |
| 9391 | 修改数据 | 38 | 92 | 41.3% |
| 9396 | 奇数倍数 | 1 | 1 | 100.0% |
| 9400 | 质数拆分 | 0 | 0 | 0.0% |
| 9405 | 灵能传输 | 1 | 5 | 20.0% |
| 9408 | 外卖优先级 | 12 | 38 | 31.6% |
| 9409 | 等差数列 | 22 | 96 | 22.9% |
| 9410 | 完全二叉树 | 9 | 21 | 42.9% |