ID 题目 显示标签 隐藏标签 AC / 尝试 难度
10000 luoguP1118   [USACO06FEB] Backward Digit Sums G/S 0 / 0 3
10016 luoguP1134   [USACO3.2] 阶乘问题 0 / 0 3
10081 luoguP1200   [USACO1.1] 你的飞碟在这儿 Your Ride Is Here 0 / 0 1
10082 luoguP1201   [USACO1.1] 贪婪的送礼者Greedy Gift Givers 0 / 0 2
10083 luoguP1202   [USACO1.1] 黑色星期五Friday the Thirteenth 0 / 0 2
10084 luoguP1203   [USACO1.1] 坏掉的项链 Broken Necklace 0 / 0 2
10085 luoguP1204   [USACO1.2] 挤牛奶Milking Cows 0 / 0 2
10086 luoguP1205   [USACO1.2] 方块转换 Transformations 0 / 0 3
10087 luoguP1206   [USACO1.2] 回文平方数 Palindromic Squares 0 / 0 2
10088 luoguP1207   [USACO1.2] 双重回文数 Dual Palindromes 0 / 0 2
10089 luoguP1208   [USACO1.3] 混合牛奶 Mixing Milk 0 / 0 2
10090 luoguP1209   [USACO1.3] 修理牛棚 Barn Repair 0 / 0 3
10091 luoguP1210   [USACO1.3] 最长的回文 Calf Flac 0 / 0 3
10092 luoguP1211   [USACO1.3] 牛式 Prime Cryptarithm 0 / 0 2
10093 luoguP1212   [USACO1.4] 铺放矩形块 Packing Rectangles 0 / 0 4
10094 luoguP1213   [IOI 1994] 时钟 The Clocks 0 / 0 4
10095 luoguP1214   [USACO1.4] 等差数列 Arithmetic Progressions 0 / 0 4
10096 luoguP1215   [USACO1.4] 母亲的牛奶 Mother's Milk 0 / 0 3
10097 luoguP1216   [IOI 1994] 数字三角形 Number Triangles 0 / 0 2
10098 luoguP1217   [USACO1.5] 回文质数 Prime Palindromes 0 / 0 2
10099 luoguP1218   [USACO1.5] 特殊的质数肋骨 Superprime Rib 0 / 0 2
10100 luoguP1219   [USACO1.5] 八皇后 Checker Challenge 0 / 0 3
10217 luoguP1339   [USACO09OCT] Heat Wave G 0 / 0 3
10222 luoguP1344   [USACO4.4] 追查坏牛奶 Pollutant Control 0 / 0 6
10223 luoguP1345   [USACO5.4] 奶牛的电信Telecowmunication 0 / 0 5
10231 luoguP1353   [USACO08JAN] Running S 0 / 0 4
10238 luoguP1360   [USACO07MAR] Gold Balanced Lineup G 0 / 0 5
10253 luoguP1376   [USACO05MAR] Yogurt factory 机器工厂 0 / 0 2
10318 luoguP1444   [USACO1.3] 虫洞 wormhole 0 / 0 3
10326 luoguP1452   【模板】旋转卡壳 | [USACO03FALL] Beauty Contest G 0 / 0 6
10331 luoguP1457   [USACO2.1] 城堡 The Castle 0 / 0 5
10332 luoguP1458   [USACO2.1] 顺序的分数 Ordered Fractions 0 / 0 2
10333 luoguP1459   [USACO2.1] 三值的排序 Sorting a Three-Valued Sequence 0 / 0 2
10334 luoguP1460   [USACO2.1] 健康的荷斯坦奶牛 Healthy Holsteins 0 / 0 2
10335 luoguP1461   [USACO2.1] 海明码 Hamming Codes 0 / 0 3
10339 luoguP1465   [USACO2.2] 序言页码 Preface Numbering 0 / 0 3
10340 luoguP1466   [USACO2.2] 集合 Subset Sums 0 / 0 3
10341 luoguP1467   [USACO2.2] 循环数 Runaround Numbers 0 / 0 2
10342 luoguP1468   [USACO2.2] 派对灯 Party Lamps 0 / 0 4
10344 luoguP1470   [USACO2.3] 最长前缀 Longest Prefix 0 / 0 4
10345 luoguP1472   [USACO2.3] 奶牛家谱 Cow Pedigrees 0 / 0 5
10346 luoguP1473   [USACO2.3] 零的数列 Zero Sum 0 / 0 3
10347 luoguP1474   [USACO2.3] Money System / [USACO07OCT] Cow Cash G 0 / 0 3
10348 luoguP1475   [USACO2.3] 控制公司 Controlling Companies 0 / 0 3
10391 luoguP1518   [USACO2.4] 两只塔姆沃斯牛 The Tamworth Two 0 / 0 3
10392 luoguP1519   [USACO2.4] 穿越栅栏 Overfencing 0 / 0 3
10395 luoguP1522   [USACO2.4] 牛的旅行 Cow Tours 0 / 0 4
10402 luoguP1529   [USACO2.4] 回家 Bessie Come Home 0 / 0 3
10403 luoguP1530   [USACO2.4] 分数化小数 Fractions to Decimals 0 / 0 3
10408 luoguP1535   [USACO08MAR] Cow Travelling S 0 / 0 3
10418 luoguP1545   [USACO04DEC] Dividing the Path G 0 / 0 5
10419 luoguP1546   [USACO3.1] 最短网络 Agri-Net 0 / 0 3
10420 luoguP1547   [USACO05MAR] Out of Hay S 0 / 0 3
10423 luoguP1550   [USACO08OCT] Watering Hole G 0 / 0 3
10427 luoguP1554   梦中的统计 0 / 0 1
10428 luoguP1555   尴尬的数字 0 / 0 3
10429 luoguP1556   幸福的路 0 / 0 4
10430 luoguP1557   Kruscal的加法 0 / 0 4
10433 luoguP1560   [USACO5.2] 蜗牛的旅行Snail Trails 0 / 0 5
10434 luoguP1561   [USACO12JAN] Mountain Climbing S 0 / 0 6
10442 luoguP1569   Generic Cow Protests 0 / 0 2
10451 luoguP1578   奶牛浴场 0 / 0 5
10461 luoguP1588   [USACO07OPEN] Catch That Cow S 0 / 0 2
10469 luoguP1596   [USACO10OCT] Lake Counting S 0 / 0 2
10472 luoguP1599   结算日 0 / 0 2
10478 luoguP1605   迷宫 0 / 0 2
10479 luoguP1606   [USACO07FEB] Lilypad Pond G 0 / 0 6
10480 luoguP1607   [USACO09FEB] Fair Shuttle G 0 / 0 5
10511 luoguP1638   逛画展 0 / 0 3
19555 luoguP1639   [USACO18FEB] Teleportation B 0 / 0 1
10521 luoguP1649   [USACO07OCT] Obstacle Course S 0 / 0 3
10525 luoguP1653   [USACO04DEC] Cow Ski Area G 0 / 0 5
10539 luoguP1668   [USACO04DEC] Cleaning Shifts S 0 / 0 4
10540 luoguP1669   [USACO04DEC] Bad Cowtractors S 0 / 0 3
10541 luoguP1670   [USACO04DEC] Tree Cutting S 0 / 0 4
10542 luoguP1671   [USACO05FEB] Rigging the Bovine Election S 0 / 0 3
10543 luoguP1672   [USACO05FEB] Feed Accounting S 0 / 0 3
10544 luoguP1673   [USACO05FEB] Part Acquisition S 0 / 0 3
10545 luoguP1674   [USACO05FEB] Secret Milking Machine G 0 / 0 6
10546 luoguP1675   [USACO05FEB] Jersey Politics G 0 / 0 5
10547 luoguP1676   [USACO05FEB] Aggressive cows G 0 / 0 2
19556 luoguP1677   [USACO18FEB] Hoofball B 0 / 0 2
19420 luoguP1693   [USACO19FEB] Sleepy Cow Herding B 0 / 0 2
19421 luoguP1694   [USACO19FEB] The Great Revegetation B 0 / 0 3
19439 luoguP1695   [USACO19FEB] Measuring Traffic B 0 / 0 2
19472 luoguP1696   [USACO18JAN] Blocked Billboard II B 0 / 0 2
19473 luoguP1697   [USACO18JAN] Lifeguards B 0 / 0 1
19474 luoguP1698   [USACO18JAN] Out of Place B 0 / 0 2
19469 luoguP1699   [USACO19OPEN] Bucket Brigade B 0 / 0 2
19470 luoguP1700   [USACO19OPEN] Milk Factory B 0 / 0 2
19471 luoguP1701   [USACO19OPEN] Cow Evolution B 0 / 0 3
10568 luoguP1709   [USACO5.5] 隐藏口令 Hidden Password 0 / 0 5
19557 luoguP1711   [USACO18FEB] Taming the Herd B 0 / 0 2
10573 luoguP1715   [USACO16DEC] Lots of Triangles P 0 / 0 6
10604 luoguP1748   H数 0 / 0 3
10671 luoguP1821   [USACO07FEB] Cow Party S 0 / 0 3
10674 luoguP1824   进击的奶牛 0 / 0 2
10675 luoguP1825   [USACO11OPEN] Corn Maze S 0 / 0 3
10677 luoguP1827   [USACO3.4] 美国血统 American Heritage 0 / 0 2
10678 luoguP1828   [USACO3.2] 香甜的黄油 Sweet Butter 0 / 0 3

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