| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 1444 | T1323 活动选择 | 0 / 0 | (None) | |
| 2494 | T1324 【例6.6】整数区间 | 0 / 0 | (None) | |
| 1446 | T1325 【例7.4】 循环比赛日程表 | 0 / 0 | (None) | |
| 1450 | T1327 【例7.6】黑白棋子的移动 | 0 / 0 | (None) | |
| 1451 | T1328 【例7.7】光荣的梦想 | 0 / 0 | (None) | |
| 1357 | USACO1121 你的旅行从这里开始 | 1 / 1 | 10 | |
| 722 | USACO1122 贪婪的送礼者 | 1 / 1 | 10 | |
| 723 | USACO1123 十三号星期五 | 1 / 1 | 10 | |
| 724 | USACO1124 坏掉的项链 | 1 / 1 | 10 | |
| 725 | USACO1131 挤牛奶 | 1 / 1 | 10 | |
| 726 | USACO1132 转换 | 1 / 1 | 10 | |
| 727 | USACO1133 命名那个数字 | 1 / 1 | 10 | |
| 728 | USACO1134 回文平方数 | 1 / 1 | 10 | |
| 729 | USACO1135 双重回文数 | 1 / 1 | 10 | |
| 730 | USACO1141 搭配牛奶 | 1 / 1 | 10 | |
| 731 | USACO1142 修理牛棚 | 1 / 1 | 10 | |
| 732 | USACO1143 密码运算 | 1 / 1 | 10 | |
| 733 | USACO1144 号码锁 | 1 / 2 | 10 | |
| 734 | USACO1145 虫洞 | 1 / 1 | 10 | |
| 735 | USACO1146 滑雪场设计 | 1 / 1 | 10 | |
| 737 | USACO1152 母亲的牛奶 | 1 / 1 | 10 | |
| 736 | USACO1153 等差数列 | 1 / 1 | 10 | |
| 738 | USACO1161 数字三角形 | 1 / 1 | 10 | |
| 739 | USACO1162 回文质数 | 1 / 2 | 10 | |
| 740 | USACO1163 优质牛肋骨 | 1 / 1 | 10 | |
| 1281 | USACO1211 城堡 | 1 / 1 | 10 | |
| 1282 | USACO1212 有序分数 | 1 / 1 | 10 | |
| 1283 | USACO1213 三值序列排序 | 1 / 1 | 10 | |
| 1284 | USACO1214 健康的荷斯坦奶牛 | 1 / 1 | 10 | |
| 1285 | USACO1215 汉明码 | 1 / 1 | 10 | |
| 1286 | USACO1221 序言页码 | 1 / 1 | 10 | |
| 1287 | USACO1222 子集的和 | 1 / 2 | 10 | |
| 1288 | USACO1223 循环数 | 1 / 1 | 10 | |
| 1289 | USACO1224 派对的灯 | 1 / 1 | 10 | |
| 1290 | USACO1231 最长前缀 | 1 / 1 | 10 | |
| 1291 | USACO1232 牛之关系谱 | 1 / 1 | 10 | |
| 1292 | USACO1233 零和序列 | 1 / 1 | 10 | |
| 1293 | USACO1234 货币系统 | 1 / 1 | 10 | |
| 1294 | USACO1235 控股公司 | 1 / 1 | 10 | |
| 1295 | USACO1241 两只奶牛 | 1 / 1 | 10 | |
| 1296 | USACO1242 穿越栅栏 | 1 / 1 | 10 | |
| 1297 | USACO1243 牛的旅行 | 2 / 3 | 5 | |
| 1298 | USACO1244 奶牛回家 | 1 / 1 | 10 | |
| 1299 | USACO1245 分数化小数 | 1 / 1 | 10 | |
| 1300 | USACO1311 最短网络 | 1 / 1 | 10 | |
| 1301 | USACO1312 得分通胀 | 1 / 1 | 10 | |
| 1302 | USACO1313 丑数 | 1 / 1 | 10 | |
| 1304 | USACO1315 联系 | 1 / 1 | 10 | |
| 1305 | USACO1316 邮票 | 1 / 1 | 10 | |
| 1306 | USACO1321 阶乘 | 1 / 1 | 10 |