ID 题目 显示标签 隐藏标签 AC / 尝试 难度
795 P1828   [USACO3.2] 香甜的黄油 Sweet Butter 0 / 0 5
809 P1842   [USACO05NOV] 奶牛玩杂技 0 / 0 5
815 P1848   [USACO12OPEN] Bookshelf G 0 / 0 8
816 P1849   [USACO12MAR] Tractor S 0 / 0 6
822 P1856   [IOI 1998 / USACO5.5] 矩形周长 Picture 0 / 0 7
845 P1879   [USACO06NOV] Corn Fields G 0 / 0 7
850 P1884   [USACO12FEB] Overplanting S 0 / 0 6
859 P1894   [USACO4.2] 完美的牛栏The Perfect Stall 0 / 0 6
892 P1930   [USACO3.3] 亚瑟王的宫殿 0 / 0 7
899 P1937   [USACO10MAR] Barn Allocation G 0 / 0 7
900 P1938   [USACO09NOV] Job Hunt S 0 / 0 5
909 P1948   [USACO08JAN] Telephone Lines S 0 / 0 6
945 P1985   [USACO07OPEN] 翻转棋 Fliptile S 0 / 0 7
975 P2017   [USACO09DEC] Dizzy Cows G 0 / 0 6
991 P2035   [USACO08JAN] iCow B 0 / 0 3
1017 P2061   [USACO07OPEN] City Horizon S 0 / 0 7
1025 P2070   [USACO13JAN] 刷墙 Painting the Fence B 0 / 0 6
1047 P2098   [USACO16DEC] Team Building P 0 / 0 6
1086 P2115   [USACO14MAR] Sabotage G 0 / 0 7
1121 P2176   [USACO11DEC] RoadBlock S / [USACO14FEB] Roadblock G/S 0 / 0 6
1191 P2202   [USACO13JAN] Square Overlap S 0 / 0 7
1194 P2203   [USACO13OPEN] Blink B 0 / 0 5
1190 P2205   [USACO13JAN] 刷墙 Painting the Fence S 0 / 0 6
1195 P2207   [USACO13OPEN] Photo B 0 / 0 5
1193 P2208   [USACO13OPEN] What's Up With Gravity S 0 / 0 7
1197 P2209   [USACO13OPEN] Fuel Economy S 0 / 0 7
1196 P2210   [USACO13OPEN] Haywire B 0 / 0 6
1199 P2212   [USACO14MAR] Watering the Fields S 0 / 0 5
1200 P2213   [USACO14MAR] The Lazy Cow S 0 / 0 5
1201 P2214   [USACO14MAR] Mooo Moo S 0 / 0 5
1224 P2237   [USACO14FEB] Auto-complete S 0 / 0 6
1233 P2255   [USACO14JAN] Recording the Moolympics S 0 / 0 5
1177 P2338   [USACO14JAN] Bessie Slows Down S 0 / 0 5
1198 P2339   [USACO04OPEN] Turning in Homework G 0 / 0 7
1279 P2340   [USACO03FALL] Cow Exhibition G 0 / 0 5
1314 P2341   [USACO03FALL / HAOI2006] 受欢迎的牛 G 0 / 0 6
1329 P2344   [USACO11FEB] Generic Cow Protests G 0 / 0 7
1330 P2345   [USACO04OPEN] MooFest G 0 / 0 5
1371 P2376   [USACO05OCT] Allowance S / [USACO09OCT] Allowance G 0 / 0 6
1388 P2385   [USACO07FEB] Bronze Lilypad Pond B 0 / 0 5
1428 P2411   [USACO07FEB] Silver Lilypad Pond S 0 / 0 7
1429 P2419   [USACO08JAN] Cow Contest S 0 / 0 5
1568 P2541   [USACO16DEC] Robotic Cow Herd P 0 / 0 8
1642 P2616   [USACO10JAN] Buying Feed, II S 0 / 0 3
1659 P2627   [USACO11OPEN] Mowing the Lawn G 1 / 1 6
1670 P2637   [USACO08NOV] 第一次,第二次,成交!Going Once, Going Twice, Gone! B 0 / 0 1
1671 P2639   [USACO09OCT] Bessie's Weight Problem G 0 / 0 3
1697 P2665   [USACO08FEB] Game of Lines S 0 / 0 5
1686 P2666   [USACO07OCT] Bessie's Secret Pasture S 0 / 0 3
1709 P2676   [USACO07DEC] Bookshelf B 0 / 0 3
1710 P2677   [USACO07DEC] Bookshelf 2 B 0 / 0 3
1673 P2687   [USACO4.3] 逢低吸纳 Buy Low, Buy Lower 0 / 0 6
1720 P2690   [USACO04NOV] Apple Catching G 0 / 0 5
1724 P2693   [USACO1.3] 号码锁 Combination Lock 0 / 0 3
1723 P2694   接金币 0 / 0 3
1728 P2698   [USACO12MAR] Flowerpot S 0 / 0 6
1421 P2701   [USACO5.3] 巨大的牛棚 Big Barn 0 / 0 5
1741 P2722   [USACO3.1] 总分 Score Inflation 0 / 0 3
1742 P2723   [USACO3.1] 丑数 Humble Numbers 0 / 0 6
1743 P2724   [IOI 1998 / USACO3.1] 联系 Contact 0 / 0 5
1744 P2725   [USACO3.1] 邮票 Stamps 0 / 0 5
1745 P2727   [USACO3.2] 01串 Stringsobits 0 / 0 7
1746 P2728   [USACO3.2] 纺车的轮子 Spinning Wheels 0 / 0 5
1747 P2729   [USACO3.2] 饲料调配 Feed Ratios 0 / 0 5
1748 P2730   [IOI 1996 / USACO3.2] 魔板 Magic Squares 0 / 0 6
1749 P2731   [USACO3.3] 骑马修栅栏 Riding the Fences 0 / 0 6
1750 P2732   [USACO3.3] 商店购物 Shopping Offers 0 / 0 7
1751 P2733   [USACO3.3] 家的范围 Home on the Range 0 / 0 5
1752 P2734   [IOI 1996 / USACO3.3] 游戏 A Game 0 / 0 5
1753 P2735   [USACO3.4] 网 Electric Fences 0 / 0 5
1754 P2736   [USACO3.4] “破锣摇滚”乐队 Raucous Rockers 0 / 0 5
1755 P2737   [USACO4.1] 麦香牛块 Beef McNuggets 0 / 0 6
1756 P2738   [USACO4.1] 篱笆回路 Fence Loops 0 / 0 7
1772 P2739   [USACO4.4] 棋盘游戏 Shuttle Puzzle 0 / 0 6
1759 P2740   [USACO4.2] 草地排水 Drainage Ditches 0 / 0 7
1760 P2741   [USACO4.4] 重叠的图像 Frame Up 0 / 0 7
1761 P2742   【模板】二维凸包 / [USACO5.1] 圈奶牛Fencing the Cows 0 / 0 7
1762 P2743   [USACO5.1] 乐曲主题Musical Themes 0 / 0 7
1763 P2744   [USACO5.3] 量取牛奶Milk Measuring 0 / 0 7
1764 P2745   [USACO5.3] 窗体面积Window Area 0 / 0 7
1765 P2746   [IOI 1996 / USACO5.3] 校园网 Network of Schools 0 / 0 6
1766 P2747   [USACO5.4] 周游加拿大 Canada Tour 0 / 0 7
5131 P2748   [USACO16OPEN] Landscaping P 0 / 0 7
1771 P2749   [IOI 1998 / USACO5.1] 夜空繁星 Starry Night 0 / 0 6
1767 P2750   [IOI 2001 / USACO5.5] 贰五语言 Two Five 0 / 0 8
1768 P2751   [IOI 1996 / USACO4.2] 工序安排 Job Processing 0 / 0 7
1769 P2752   [USACO4.3] 街道赛跑Street Race 0 / 0 5
1770 P2753   [USACO4.3] 字母游戏 Letter Game 0 / 0 7
1787 P2771   [USACO16JAN] Build Gates S 0 / 0 5
1886 P2837   [USACO08FEB] Dining Cows B 0 / 0 3
1803 P2845   [USACO15DEC] Switching on the Lights S 0 / 0 6
1890 P2846   [USACO08NOV] Light Switching G 0 / 0 6
1901 P2847   [USACO16DEC] Moocast G 0 / 0 5
1903 P2848   [USACO16DEC] Cow Checklist G 0 / 0 6
1898 P2849   [USACO14DEC] Marathon S 0 / 0 5
1904 P2850   [USACO06DEC] Wormholes G 0 / 0 5
1905 P2851   [USACO06DEC] The Fewest Coins G 0 / 0 7
1906 P2852   [USACO06DEC] Milk Patterns G 0 / 0 6
1907 P2853   [USACO06DEC] Cow Picnic S 0 / 0 5
1908 P2854   [USACO06DEC] Cow Roller Coaster S 0 / 0 6

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