| 1581 | [USACO 3.2.1][高精度]阶乘 | 29 | 52 | 55.769% |
| 1582 | [USACO 3.2.2]01串 | 18 | 24 | 75.000% |
| 1583 | [USACO 3.2.3]纺车的轮子 | 16 | 36 | 44.444% |
| 1584 | [USACO 3.2.4]饲料调配 | 16 | 25 | 64.000% |
| 1585 | [USACO 3.2.5]Magic Squares | 15 | 25 | 60.000% |
| 1586 | [USACO 3.2.6]香甜的黄油 | 14 | 18 | 77.778% |
| 1587 | [USACO 3.3.1]骑马修栅栏 | 14 | 18 | 77.778% |
| 1588 | [USACO 3.3.2]商店购物 | 12 | 20 | 60.000% |
| 1589 | [USACO 3.3.3]亚瑟王的宫殿 | 0 | 30 | 0.000% |
| 1590 | [USACO 3.3.4]家的范围 | 14 | 14 | 100.000% |
| 1591 | [USACO 3.3.5]游戏 | 12 | 22 | 54.545% |
| 1592 | [USACO 3.4.1]闭合的栅栏 | 5 | 10 | 50.000% |
| 1593 | [USACO 3.4.2]美国血统 | 17 | 23 | 73.913% |
| 1594 | [USACO 3.4.3]电网 | 15 | 18 | 83.333% |
| 1595 | [USACO 3.4.4]“破锣摇滚”乐队 | 12 | 13 | 92.308% |
| 1596 | [USACO 4.1.1]麦香牛块 | 18 | 19 | 94.737% |
| 1597 | [USACO 4.1.2]栅栏的木料 | 6 | 14 | 42.857% |
| 1598 | [USACO 4.1.3]篱笆回路 | 14 | 15 | 93.333% |
| 1599 | [USACO 4.1.4]解密牛语 | 3 | 4 | 75.000% |
| 1600 | [USACO 4.2.1]草地排水 | 20 | 31 | 64.516% |
| 1601 | [USACO 4.2.2]完美的牛栏 | 20 | 23 | 86.957% |
| 1602 | [USACO 4.2.3]工序安排 | 17 | 30 | 56.667% |
| 1603 | [USACO 4.2.4]奶牛自行车 | 4 | 6 | 66.667% |
| 1604 | [USACO 4.3.1]逢低吸纳 | 17 | 36 | 47.222% |
| 1605 | [USACO 4.3.2]素数方阵 | 0 | 7 | 0.000% |
| 1606 | [USACO 4.3.3]街道赛跑 | 13 | 18 | 72.222% |
| 1607 | [USACO 4.3.4]字母游戏 | 0 | 8 | 0.000% |
| 1608 | [USACO 4.4.1]棋盘游戏 | 14 | 20 | 70.000% |
| 1609 | [USACO 4.4.2]追查坏牛奶 | 13 | 26 | 50.000% |
| 1610 | [USACO 4.4.3]重叠的图像 | 0 | 19 | 0.000% |
| 1611 | [USACO 5.1.1]圈奶牛 | 9 | 9 | 100.000% |
| 1612 | [USACO 5.1.2]夜空繁星 | 0 | 20 | 0.000% |
| 1613 | [USACO 5.1.3]乐曲主题 | 0 | 15 | 0.000% |
| 1614 | [USACO 5.2.1]蜗牛的旅行 | 14 | 17 | 82.353% |
| 1615 | [USACO 5.2.2]电网 | 5 | 21 | 23.810% |
| 1616 | [USACO 5.2.3]威斯康星州的牧场 | 1 | 2 | 50.000% |
| 1617 | [USACO 5.3.1]量取牛奶 | 14 | 16 | 87.500% |
| 1618 | [USACO 5.3.2]窗体面积 | 15 | 21 | 71.429% |
| 1619 | [USACO 5.3.3]校园网 | 12 | 17 | 70.588% |
| 1620 | [USACO 5.3.4]巨大的牛棚 | 14 | 18 | 77.778% |
| 1621 | [USACO 5.4.1]拉丁正方形 | 3 | 8 | 37.500% |
| 1622 | [USACO 5.4.2]周游加拿大 | 16 | 18 | 88.889% |
| 1623 | [USACO 5.4.3]字符识别 | 0 | 13 | 0.000% |
| 1624 | [USACO 5.4.4]漫游小镇 | 0 | 9 | 0.000% |
| 1625 | [USACO 5.4.5]奶牛的电信 | 5 | 15 | 33.333% |
| 1626 | [USACO 5.5.1]矩形周长 | 12 | 12 | 100.000% |
| 1627 | [USACO 5.5.2][字符串处理_最小表示法]口令 | 13 | 21 | 61.905% |
| 1628 | [USACO 5.5.3]二五语言 | 0 | 23 | 0.000% |
| 1629 | [USACO 6.1.1]邮政货车 | 5 | 12 | 41.667% |
| 1630 | [USACO 6.1.2]矩形牛棚 | 0 | 7 | 0.000% |