ID 题目 显示标签 隐藏标签 AC / 尝试 难度
90 P1090   [NOIP2004 提高组] 合并果子 / [USACO06NOV] Fence Repair G 1 / 1 3
118 P1118   [USACO06FEB] Backward Digit Sums G/S 0 / 0 3
134 P1134   [USACO3.2] 阶乘问题 4 / 76 3
200 P1200   [USACO1.1] 你的飞碟在这儿 Your Ride Is Here 28 / 66 1
201 P1201   [USACO1.1] 贪婪的送礼者Greedy Gift Givers 2 / 2 2
202 P1202   [USACO1.1] 黑色星期五Friday the Thirteenth 2 / 2 2
203 P1203   [USACO1.1] 坏掉的项链 Broken Necklace 4 / 9 2
204 P1204   [USACO1.2] 挤牛奶Milking Cows 2 / 3 2
205 P1205   [USACO1.2] 方块转换 Transformations 2 / 6 3
206 P1206   [USACO1.2] 回文平方数 Palindromic Squares 2 / 2 2
207 P1207   [USACO1.2] 双重回文数 Dual Palindromes 2 / 2 2
208 P1208   [USACO1.3] 混合牛奶 Mixing Milk 2 / 2 2
209 P1209   [USACO1.3] 修理牛棚 Barn Repair 2 / 9 3
210 P1210   [USACO1.3] 最长的回文 Calf Flac 0 / 0 3
211 P1211   [USACO1.3] 牛式 Prime Cryptarithm 2 / 15 2
212 P1212   [USACO1.4] 铺放矩形块 Packing Rectangles 0 / 0 4
213 P1213   [USACO1.4] [IOI1994] 时钟 The Clocks 0 / 0 4
214 P1214   [USACO1.4] 等差数列 Arithmetic Progressions 2 / 5 4
215 P1215   [USACO1.4] 母亲的牛奶 Mother's Milk 2 / 2 3
216 P1216   [USACO1.5] [IOI1994] 数字三角形 Number Triangles 2 / 2 2
217 P1217   [USACO1.5] 回文质数 Prime Palindromes 3 / 3 2
218 P1218   [USACO1.5] 特殊的质数肋骨 Superprime Rib 3 / 4 2
219 P1219   [USACO1.5] 八皇后 Checker Challenge 1 / 1 3
336 P1339   [USACO09OCT] Heat Wave G 0 / 0 3
341 P1344   [USACO4.4] 追查坏牛奶 Pollutant Control 0 / 0 6
342 P1345   [USACO5.4] 奶牛的电信Telecowmunication 0 / 0 5
350 P1353   [USACO08JAN] Running S 0 / 0 4
357 P1360   [USACO07MAR] Gold Balanced Lineup G 0 / 0 5
372 P1376   [USACO05MAR] Yogurt factory 机器工厂 0 / 0 2
438 P1444   [USACO1.3] 虫洞 wormhole 0 / 0 3
446 P1452   【模板】旋转卡壳 | [USACO03FALL] Beauty Contest G 0 / 0 6
451 P1457   [USACO2.1] 城堡 The Castle 0 / 0 5
452 P1458   [USACO2.1] 顺序的分数 Ordered Fractions 0 / 0 2
453 P1459   [USACO2.1] 三值的排序 Sorting a Three-Valued Sequence 0 / 0 2
454 P1460   [USACO2.1] 健康的荷斯坦奶牛 Healthy Holsteins 0 / 0 2
455 P1461   [USACO2.1] 海明码 Hamming Codes 0 / 0 3
459 P1465   [USACO2.2] 序言页码 Preface Numbering 0 / 0 3
460 P1466   [USACO2.2] 集合 Subset Sums 0 / 0 3
461 P1467   [USACO2.2] 循环数 Runaround Numbers 0 / 0 2
462 P1468   [USACO2.2] 派对灯 Party Lamps 0 / 0 4
464 P1470   [USACO2.3] 最长前缀 Longest Prefix 0 / 0 3
465 P1472   [USACO2.3] 奶牛家谱 Cow Pedigrees 0 / 0 5
466 P1473   [USACO2.3] 零的数列 Zero Sum 0 / 0 3
467 P1474   [USACO2.3] Money System / [USACO07OCT] Cow Cash G 0 / 0 3
468 P1475   [USACO2.3] 控制公司 Controlling Companies 0 / 0 3
511 P1518   [USACO2.4] 两只塔姆沃斯牛 The Tamworth Two 0 / 0 3
512 P1519   [USACO2.4] 穿越栅栏 Overfencing 0 / 0 3
515 P1522   [USACO2.4] 牛的旅行 Cow Tours 0 / 0 4
522 P1529   [USACO2.4] 回家 Bessie Come Home 0 / 0 3
523 P1530   [USACO2.4] 分数化小数 Fractions to Decimals 0 / 0 3

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