| 96855 | 3.3.5 A Game 游戏 | 未定级 | | | | | | | | |
| 96856 | 3.4.1 Closed Fences 闭合的栅栏 | 未定级 | | | | | | | | |
| 96857 | 3.4.2 American Heritage 美国血统 | 未定级 | | | | | | | | |
| 96858 | 3.4.3 Electric Fences 电 网 | 未定级 | | | | | | | | |
| 96859 | 3.4.4 Raucous Rockers“破锣摇滚”乐队 | 未定级 | | | | | | | | |
| 96860 | 4.1.1 Beef McNuggets 麦香牛块 | 未定级 | | | | | | | | |
| 96861 | 4.1.2 Fence Rails 栅栏的木料 | 未定级 | | | | | | | | |
| 96862 | 4.1.3 Fence Loops 篱笆回路 | 6级 | | | | 最短路 | | | | |
| 96863 | 4.1.4Cryptcowgraphy 解密牛语 | 未定级 | | | | | | | | |
| 96864 | 4.2.1 Drainage Ditches 草地排水 | 未定级 | | | | | | | | |
| 96865 | 4.2.2 The Perfect Stall 完美的牛栏 | 未定级 | | | | | | | | |
| 96866 | 4.2.3 Job Processing 工序安排 | 未定级 | | | | | | | | |
| 96867 | 4.2.4 Cowcycles 奶牛自行车 | 未定级 | | | | | | | | |
| 96868 | 4.3.1 Buy Low,Buy Lower 逢低吸纳 | 5级 | | | | 线性 | | | | |
| 96869 | 4.3.2The Primes 素数方阵 | 未定级 | | | | | | | | |
| 96870 | 4.3.3 Street Race 街道赛跑 | 未定级 | | | | | | | | |
| 96871 | 4.3.4 Letter Game 字母游戏 | 未定级 | | | | | | | | |
| 96873 | 4.4.1Shuttle Puzzle 棋盘游戏 | 未定级 | | | | | | | | |
| 96874 | 4.4.2Pollutant Control 追查坏牛奶 | 未定级 | | | | | | | | |
| 96875 | 4.4.3Frame Up 重叠的图像 | 未定级 | | | | | | | | |
| 96876 | 5.1.1Fencing the Cows 圈奶牛 | 未定级 | | | | | | | | |
| 96877 | 5.1.2Starry Night 夜空繁星 | 未定级 | | | | | | | | |
| 96878 | 5.1.3Musical Themes 乐曲主题 | 未定级 | | | | | | | | |
| 96879 | 5.2.1Snail Trails 蜗牛的旅行 | 未定级 | | | | | | | | |
| 96880 | 5.2.2Electric Fences 电网 | 未定级 | | | | | | | | |
| 96881 | 5.2.3Wisconsin Squares 威斯康星州的牧场 | 未定级 | | | | | | | | |
| 96882 | 5.3.1Milk Measuring 量取牛奶 | 未定级 | | | | | | | | |
| 96883 | 5.3.2Window Area 窗体面积 | 未定级 | | | | | | | | |
| 96884 | 5.3.3Network of Schools 校园网 | 5级 | | | | 图的连通性 | | | | |
| 96885 | 5.3.4Big Barn 巨大的牛棚 | 未定级 | | | | | | | | |
| 96886 | 5.4.1All Latin Squares 拉丁正方形 一种正方形的数字编排 | 未定级 | | | | | | | | |
| 96887 | 5.4.2Canada Tour 周游加拿大 | 未定级 | | | | | | | | |
| 96888 | 5.4.3Character Recognition 字符识别 | 未定级 | | | | | | | | |
| 96889 | 5.4.4Betsy's Tour 漫游小镇 | 未定级 | | | | | | | | |
| 96890 | 5.4.5Telecowmunication 奶牛的电信 | 6级 | | | | 网络流 | | | | |
| 96891 | 5.5.1 Picture 矩形周长 | 未定级 | | | | | | | | |
| 96892 | 5.5.2 Hidden Password 隐藏口令 | 未定级 | | | | | | | | |
| 96893 | 5.5.3 Two Five 二五语言 | 未定级 | | | | | | | | |
| 96894 | 6.1.1 Postal Vans 邮政货车 | 未定级 | | | | | | | | |
| 96895 | 6.1.2 A Rectangular Barn 矩形牛棚 | 未定级 | | | | | | | | |
| 96896 | 6.1.3 Cow XOR 奶牛异或 | 未定级 | | | | 前缀和字典树位运算 | | | | |
| 99201 | 骑马修栅栏 | 5级 | | | | 图 | | | | |
| 99502 | The Great Revegetation S | 5级 | | | | 并查集二分图 | | | | |
| 99503 | 牛奶路径 | 5级 | | | | dfs | | | | |
| 99506 | Redundant Paths G | 6级 | | | | 图的连通性 | | | | |
| 99574 | Directory Traversal | 6级 | | | | 换根dp | | | | |
| 99575 | Milk Visits | 6级 | | | | lca | | | | |
| 99714 | 重建道路 | 5级 | | | | 树形 | | | | |
| 99715 | Generic Cow Protests | 7级 | | | | 线性树状数组线段树 | | | | |
| 99716 | Odd degrees(暂无测试数据) | 5级 | | | | dfs | | | | |