| 1235 | 回文质数 | 2级 | | | 质数二重循环 | | | | |
| 1399 | 奶牛跳房子 | 3级 | | | 二分 | | | | |
| 1485 | Milk Pails | 4级 | | | 递归与搜索 | | | | |
| 1490 | Switching on the Lights | 4级 | | | 递归与搜索 | | | | |
| 1496 | Lake Counting | 4级 | | | 递归与搜索 | | | | |
| 1497 | Where's Bessie | 4级 | | | 递归与搜索 | | | | |
| 1498 | Bessie Goes Moo | 4级 | | | 递归与搜索 | | | | |
| 1499 | Bessie's Dream | 4级 | | | 递归与搜索 | | | | |
| 4302 | 开心吃巧克力 | 3级 | | | 贪心二分 | | | | |
| 4326 | 翻转棋 | 3级 | | | 状态压缩位运算枚举 | | | | |
| 4333 | Greedy Gift Takers | 3级 | | | 二分 | | | | |
| 4401 | Blocks | 4级 | | | 递归与搜索 | | | | |
| 4402 | Walking Home | 4级 | | | 递归与搜索 | | | | |
| 4403 | Cow Beauty Pageant | 4级 | | | 递归与搜索 | | | | |
| 4404 | Guarding the Farm | 4级 | | | 递归与搜索 | | | | |
| 4409 | Icy Perimeter | 4级 | | | 递归与搜索 | | | | |
| 4412 | Catch That Cow | 4级 | | | bfs | | | | |
| 4413 | Corn Maze | 4级 | | | BFS | | | | |
| 4416 | Balanced Cow Subsets | 4级 | | | 递归与搜索排序 | | | | |
| 4450 | Talent Show | 4级 | | | 二分背包 | | | | |
| 4492 | Balanced Lineup | 3级 | | | ST表 | | | | |
| 4493 | MooFest | 3级 | | | 分治 | | | | |
| 4502 | 尴尬的数字 Awkward Digits | 3级 | | | 枚举 | | | | |
| 4503 | 垂直柱状图 Vertical Histogram | 未定级 | | | 模拟 | | | | |
| 4504 | Measuring Traffic | 3级 | | | 模拟 | | | | |
| 4506 | Moo | 3级 | | | 递推递归 | | | | |
| 4507 | Blink | 3级 | | | 倍增递推状态压缩 | | | | |
| 4508 | Bovine Ballet | 3级 | | | 模拟 | | | | |
| 4509 | Bessie Slows Down | 3级 | | | 模拟 | | | | |
| 4513 | Alchemy | 未定级 | | | 二分拓扑排序 | | | | |
| 4521 | Flowerpot | 3级 | | | 二分 | | | | |
| 4535 | Swapity Swapity Swap | 3级 | | | 倍增 | | | | |
| 4536 | Rotate and Shift | 3级 | | | 倍增 | | | | |
| 6800 | 1.1.2 Greedy Gift Givers 贪婪的礼物送礼者 | 未定级 | | | | | | | |
| 6801 | 1.1.3 Friday the Thirteenth 黑色星期五 | 未定级 | | | | | | | |
| 6802 | 1.1.4 Broken Necklace 破碎的项链 | 未定级 | | | | | | | |
| 6803 | 1.21 Milking Cows 挤牛奶 | 未定级 | | | | | | | |
| 6804 | 1.2.2Transformations 方块转换 | 未定级 | | | | | | | |
| 6805 | 1.2.3 Name That Number 命名那个数字 | 未定级 | | | | | | | |
| 6806 | 1.2.4 Palindromic Squares 回文平方数 | 未定级 | | | | | | | |
| 6807 | 1.2.5 Dual Palindromes 双重回文数 | 未定级 | | | | | | | |
| 6808 | 1.3.1 Mixing Milk 混合牛奶 | 未定级 | | | | | | | |
| 6810 | 1.3.2 Barn Repair 修理牛棚 | 未定级 | | | | | | | |
| 6811 | 1.3.3 Calf Flac 最长的回文 | 未定级 | | | | | | | |
| 6812 | 1.3.4 Prime Cryptarithm 牛式 | 未定级 | | | | | | | |
| 6813 | 1.4.1 Packing Rectangles 铺放矩形块 | 未定级 | | | | | | | |
| 6814 | 1.4.2 The Clocks 时钟 | 未定级 | | | | | | | |
| 6815 | 1.4.3 Arithmetic Progressions 等差数列 | 未定级 | | | | | | | |
| 6816 | 1.4.4 Mother's Milk 母亲的牛奶 | 未定级 | | | | | | | |
| 6817 | 1.5.1 Number Triangles 数字金字塔 | 未定级 | | | | | | | |