ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1642 U7   [USACO1.3]修理牛棚 Barn Repair 0 / 0 (无)
1653 U8   [USACO1.3]最长的回文 Calf Flac 0 / 0 (无)
1664 U9   [USACO1.3]牛式 Prime Cryptarithm 0 / 0 (无)
1577 U10   [USACO1.4]铺放矩形块 Packing Rectangles 0 / 0 (无)
1578 U11   [USACO1.4] 时钟 The Clocks 0 / 0 (无)
1579 U12   [USACO1.4]等差数列 Arithmetic Progressions 0 / 0 (无)
1580 U13   [USACO1.4]母亲的牛奶 Mother's Milk 0 / 0 (无)
1581 U14   [USACO1.5] 数字三角形 Number Triangles 0 / 0 (无)
1582 U15   [USACO1.5]回文质数 Prime Palindromes 2 / 6 10
1583 U16   [USACO1.5]特殊的质数肋骨 Superprime Rib 0 / 0 (无)
1584 U17   [USACO1.5] 八皇后 Checker Challenge 0 / 0 (无)
1585 U18   [USACO2.1]城堡 The Castle 0 / 0 (无)
1586 U19   [USACO2.1]顺序的分数 Ordered Fractions 0 / 0 (无)
1588 U20   [USACO2.1]三值的排序 Sorting a Three-Valued Sequence 0 / 0 (无)
1589 U21   [USACO2.1]健康的荷斯坦奶牛 Healthy Holsteins 0 / 0 (无)
1590 U22   [USACO2.1]海明码 Hamming Codes 0 / 0 (无)
1591 U23   [USACO2.2]序言页码 Preface Numbering 0 / 0 (无)
1592 U24   [USACO2.2]集合 Subset Sums 0 / 0 (无)
1593 U25   [USACO2.2]循环数 Runaround Numbers 0 / 0 (无)
1594 U26   [USACO2.2]派对灯 Party Lamps 0 / 0 (无)
1595 U27   [USACO2.3]最长前缀 Longest Prefix 0 / 0 (无)
1596 U28   [USACO2.3]奶牛家谱 Cow Pedigrees 0 / 0 (无)
1597 U29   [USACO2.3]零的数列 Zero Sum 0 / 0 (无)
1599 U30   [USACO2.3]Money System 货币系统 0 / 0 (无)
1600 U31   [USACO2.3]控制公司 Controlling Companies 0 / 0 (无)
1601 U32   [USACO2.4]两只塔姆沃斯牛 The Tamworth Two 0 / 0 (无)
1602 U33   [USACO2.4]穿越栅栏 Overfencing 0 / 0 (无)
1603 U34   [USACO2.4] 牛的旅行 Cow Tours 0 / 0 (无)
1604 U35   [USACO2.4]回家 Bessie Come Home 0 / 0 (无)
1605 U36   [USACO2.4]分数化小数 Fractions to Decimals 0 / 0 (无)
1606 U37   [USACO3.1]最短网络 Agri-Net 0 / 0 (无)
1607 U38   [USACO3.1]总分 Score Inflation 0 / 0 (无)
1608 U39   [USACO3.1]丑数 Humble Numbers 0 / 0 (无)
1610 U40   [USACO3.1]形成的区域 Shaping Regions 0 / 0 (无)
1611 U41   [USACO3.1] 联系 Contact 0 / 0 (无)
1612 U42   [USACO3.1]邮票 Stamps 0 / 0 (无)
1613 U43   [USACO3.1]阶乘 Factorials 0 / 0 (无)
1614 U44   [USACO3.2]01串 Stringsobits 0 / 0 (无)
1615 U45   [USACO3.2]纺车的轮子 Spinning Wheels 0 / 0 (无)
1616 U46   [USACO3.2]饲料调配 Feed Ratios 0 / 0 (无)
1617 U47   [USACO3.2]魔板 Magic Squares 0 / 0 (无)
1618 U48   [USACO3.2]香甜的黄油 Sweet Butter 0 / 0 (无)
1619 U49   [USACO3.3]骑马修栅栏 Riding the Fences 0 / 0 (无)
1621 U50   [USACO3.3]商店购物 Shopping Offers 0 / 0 (无)
1622 U51   [USACO3.3]搜索 Camelot 0 / 0 (无)
1623 U52   [USACO3.3]家的范围 Home on the Range 0 / 0 (无)
1624 U53   [USACO3.3]游戏 A Game 0 / 0 (无)
1625 U54   [USACO3.4] 计算几何 Closed Fences 0 / 0 (无)
1626 U55   [USACO3.4] 美国血统 American Heritage 0 / 0 (无)
1627 U56   [USACO3.4]网 Electric Fences 0 / 0 (无)

分类

试试手气

根据当前过滤条件随机选择一道题