| 2471 | Monster06 - Silver Fox vs Monster | 15 | 17 | 88.235% |
| 2472 | Monster0１ - 打怪第一关 | 49 | 65 | 75.385% |
| 2473 | Monster02 - Common Raccoon vs Monster | 24 | 31 | 77.419% |
| 2474 | Monster03 - Fennec vs Monster | 24 | 30 | 80.000% |
| 2475 | Monster04 - Caracal vs Monster | 19 | 35 | 54.286% |
| 2476 | 鸡兔同笼问题 | 28 | 54 | 51.852% |
| 2477 | Bucket Brigade | 10 | 14 | 71.429% |
| 2478 | 方块涂色问题之一 | 4 | 6 | 66.667% |
| 2481 | Billboard(公告栏) | 6 | 6 | 100.000% |
| 2482 | 敌兵布阵 | 7 | 10 | 70.000% |
| 2483 | A Simple Problem with Integers | 6 | 9 | 66.667% |
| 2484 | Social Distancing II | 1 | 4 | 25.000% |
| 2485 | 寻找零号病牛(patient zero) | 1 | 2 | 50.000% |
| 2486 | USACO-2020Open-Silver03 - The Moo Particle | 2 | 2 | 100.000% |
| 2487 | 2020NOI在线测试二之 -01Endless | 4 | 5 | 80.000% |
| 2488 | 2020NOI-入门组02 - 荆轲刺嬴政 | 5 | 8 | 62.500% |
| 2489 | 第10届蓝桥杯-水下探测器 | 61 | 102 | 59.804% |
| 2490 | 第10届蓝桥杯-猫吃鱼 | 13 | 14 | 92.857% |
| 2491 | Cow Jog (Bronze) 奶牛慢跑 | 3 | 3 | 100.000% |
| 2492 | Cow Jog (Silver) 奶牛慢跑-白银级 | 3 | 3 | 100.000% |
| 2493 | 最优贸易 | 1 | 1 | 100.000% |
| 2494 | A - A?C | 10 | 16 | 62.500% |
| 2495 | AtCoder166 B - Trick or Treat | 5 | 10 | 50.000% |
| 2496 | AtCoder166 C - Peaks | 5 | 5 | 100.000% |
| 2497 | AtCoder166 D - I hate Factorization | 0 | 1 | 0.000% |
| 2498 | 2020NOI在线测试之--建设城市 | 0 | 0 | 0.000% |
| 2499 | Atcoder167 C-Skill Up | 5 | 8 | 62.500% |
| 2500 | AtCoder167 B-Easy Linear Program | 4 | 5 | 80.000% |
| 2501 | AtCoder167 D-Teleporter | 0 | 1 | 0.000% |
| 2502 | AtCoder168 A - Therefore | 4 | 6 | 66.667% |
| 2503 | AtCoder168 B - Triple Dots | 1 | 2 | 50.000% |
| 2504 | AtCoder168 C - Colon | 0 | 3 | 0.000% |
| 2505 | AtCoder168 D - Double Dots | 0 | 1 | 0.000% |
| 2506 | 蓝桥杯省赛模拟A-属相 | 29 | 47 | 61.702% |
| 2507 | 蓝桥杯省赛模拟B-写个“2” | 21 | 30 | 70.000% |
| 2508 | NOI2020第三次在线测试01-最急救助 | 9 | 19 | 47.368% |
| 2509 | NOI2020第三次在线测试02-观星 | 6 | 8 | 75.000% |
| 2510 | NOI2020第三次在线测试03-买表 | 1 | 5 | 20.000% |
| 2511 | Colorful Blocks | 0 | 1 | 0.000% |
| 2512 | 一个比较复杂的子集问题 | 1 | 3 | 33.333% |
| 2513 | 找出1~N范围内的所有回文数字 | 64 | 99 | 64.646% |
| 2514 | 神奇的幻方 | 45 | 69 | 65.217% |
| 2515 | C - Forbidden List | 0 | 0 | 0.000% |
| 2517 | count order | 1 | 1 | 100.000% |
| 2520 | 贿赂囚犯 | 1 | 1 | 100.000% |
| 2521 | F - Colorful Tree | 2 | 3 | 66.667% |
| 2634 | USACO2020Open P1 - Social Distancing 01 | 2 | 3 | 66.667% |
| 2814 | 可持久化并查集加强版 | 0 | 0 | 0.000% |
| 2841 | USACO2021月赛1月份铜级第一题 - Uddered but not Herd | 35 | 69 | 50.725% |
| 2843 | USACO 2021 January Contest, Bronze Even More Odd Photos | 1 | 7 | 14.286% |
| 2847 | ABC-179-A -- Plural Form | 6 | 11 | 54.545% |
| 2848 | ABC175A - Rainy Seasoon | 7 | 8 | 87.500% |
| 2849 | ABC173A - Payment | 2 | 2 | 100.000% |
| 2850 | ABC173B - Judge Status Summary | 6 | 13 | 46.154% |
| 2851 | USACO2020Jan - Word Processor | 6 | 10 | 60.000% |
| 2852 | USACO2019Dec - Silver3 - Milk Visits | 6 | 25 | 24.000% |
| 2853 | ABC170A - Five Variables | 1 | 1 | 100.000% |
| 2854 | ABC167A - Registration | 0 | 0 | 0.000% |
| 2855 | 图的遍历 | 40 | 80 | 50.000% |
| 2856 | ABC188A- Three-Point Shot | 11 | 22 | 50.000% |
| 2857 | ABC126A - Changing a Character | 0 | 0 | 0.000% |
| 2858 | ABC126B - YYMM or MMYY | 9 | 16 | 56.250% |
| 2859 | ABC128A - Apple Pie | 8 | 10 | 80.000% |
| 2860 | ABC129A - Airplane | 1 | 3 | 33.333% |
| 2861 | ABC149B Greedy Takahashi | 0 | 0 | 0.000% |
| 2862 | ABC149C - Next Prime | 4 | 4 | 100.000% |
| 2863 | ABC149D - Prediction and Restriction | 0 | 0 | 0.000% |
| 2864 | ABC151A - Next Alphabet | 4 | 5 | 80.000% |
| 2865 | ABC149A - Concatenating Strings | 4 | 4 | 100.000% |
| 2866 | 图的m着色问题 | 2 | 2 | 100.000% |
| 2868 | 【DP】最长公共子序列 LCS加强版 | 10 | 22 | 45.455% |
| 2869 | ABC185E Sequence Matching | 1 | 1 | 100.000% |
| 2870 | USACO2021FebP1 Year of the Cow | 4 | 6 | 66.667% |
| 2878 | ABC192B - uNrEaDaBlE sTrInG | 5 | 11 | 45.455% |
| 2881 | USACO 2017 US Open Contest, Gold Problem 3. Modern Art 2 | 1 | 3 | 33.333% |
| 2882 | USACO 2021 February Contest, Gold Problem 2. Modern Art 3 | 4 | 13 | 30.769% |
| 2883 | AtCoder Grand Contest 031 B - Reversi | 3 | 3 | 100.000% |
| 2885 | USACO 2019 US Open Contest, Bronze Problem 2. Milk Factory | 1 | 1 | 100.000% |
| 2888 | USACO2021Open Siver02 - Do you know your ABC? | 0 | 1 | 0.000% |
| 2889 | USACO2021Open Gold01 - United Cows of Farmer John | 2 | 3 | 66.667% |
| 2890 | USACO2021Open Siver01 -Maze Tac Toe | 2 | 5 | 40.000% |
| 2891 | NOI 2021在线测试 P3 重力球 | 0 | 0 | 0.000% |
| 2892 | 破损的键盘 | 14 | 24 | 58.333% |
| 2893 | ABC197B Visibility | 1 | 1 | 100.000% |
| 2895 | 单链表模板题-请用数组模拟链表 | 4 | 10 | 40.000% |
| 2896 | 小猫爬山 | 1 | 1 | 100.000% |
| 2897 | Sudoku | 1 | 1 | 100.000% |
| 2898 | 蓝桥杯训练-年号字符串 | 30 | 32 | 93.750% |
| 2899 | 蓝桥杯赛迷宫（第10届C++省赛压轴题） | 7 | 12 | 58.333% |
| 2900 | 蓝桥杯赛-最大购物优惠（第10届C++第4题） | 7 | 12 | 58.333% |
| 3746 | 练8.1 尼克与强盗 | 290 | 484 | 59.917% |
| 4603 | P1276 校门外的树（增强版） | 0 | 1 | 0.000% |
| 4691 | B3734 [信息与未来 2017] 加强版密码锁 | 0 | 0 | 0.000% |
| 4693 | B3883 [信息与未来 2015] 求回文数（加强版） | 9 | 10 | 90.000% |
| 4694 | B3879 [信息与未来 2015] 连续数的和（加强版） | 0 | 0 | 0.000% |
| 5433 | P5741 【深基7.例10】旗鼓相当的对手 - 加强版 | 0 | 0 | 0.000% |