| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 20 | USACO1204 双重回文数 Dual Palindromes | 1 / 1 | 10 | |
| 24 | USACO1304 牛式 Prime Cryptarithm | 1 / 1 | 10 | |
| 28 | USACO1401 等差数列 Arithmetic Progressions | 1 / 1 | 10 | |
| 8 | USACO2007JanG01 Balanced Lineup | 0 / 0 | (无) | |
| 9 | USACO2017DecG03 Haybale Feast | 0 / 0 | (无) | |
| 37 | USACO2105 海明码 Hamming Codes | 1 / 1 | 10 | |
| 48 | USACO2303 零的数列 Zero Sum | 1 / 1 | 10 | |
| 55 | USACO2405 分数化小数 Fractions to Decimals | 1 / 1 | 10 | |
| 59 | USACO3104 丑数 Humble Numbers | 1 / 1 | 10 | |
| 61 | USACO3201 阶乘问题 Factorials | 1 / 1 | 10 | |
| 62 | USACO3202 饲料调配 Feed Ratios | 1 / 1 | 10 | |
| 63 | USACO3203 01串 Stringsobits | 1 / 1 | 10 | |
| 75 | USACO4102 麦香牛块 Beef McNuggets | 1 / 1 | 10 | |
| 78 | USACO4203 工序安排 Job Processing | 1 / 1 | 10 |