ID 题目 显示标签 隐藏标签 AC / 尝试 难度
519 519   Pair Programming 0 / 0 5
520 520   Pareidolia 0 / 0 5
521 521   Grass Segments 0 / 0 5
522 522   Election Queries 0 / 2 5
523 523   Spaceship 0 / 0 7
524 524   Paired Up 0 / 0 7
525 525   Making Friends 0 / 0 7
526 526   A Graph Problem 0 / 0 7
527 527   It's Mooin' Time 0 / 0 7
529 529   Sleeping in Class 0 / 0 7
530 530   Problem Setting 0 / 0 7
531 531   Minimum Sum of Maximums 0 / 0 7
532 532   Transforming Pairs 0 / 0 7
533 533   Minimum Cost Paths 0 / 0 7
534 534   Counting Haybales 0 / 0 7
535 535   Mana Collection 0 / 0 7
536 536   Merging Cells 0 / 0 7
537 537   Shock Wave 0 / 0 7
538 538   Routing Schemes 0 / 0 7
539 539   Hoof and Brain 0 / 0 7
540 540   Good Bitstrings 0 / 0 7
541 541   Splitting Haybales 0 / 0 7
542 542   Lazy Sort 0 / 0 7
543 543   Rectangular Pasture 0 / 0 3
544 544   Connecting Two Barns 0 / 0 3
545 545   Circular Barn 0 / 0 3
546 546   Cycle Correspondence 0 / 0 3
547 547   Deforestation 0 / 0 3
548 548   Year of the Cow 0 / 0 3
549 549   Robot Instructions 0 / 0 3
550 550   Cow-libi 0 / 0 3
551 551   Test Tubes 0 / 0 3
552 552   Vocabulary Quiz 0 / 0 3
554 554   Cow Frisbee 0 / 0 3
555 555   Following Directions 0 / 0 3
556 556   Potion Farming 0 / 0 3
557 557   Farmer John's Favorite Operation 0 / 0 3
558 558   Do You Know Your ABCs? 0 / 0 3
559 559   Subset Equality 0 / 0 3
561 561   Painting Fence Posts 0 / 0 3
562 562   Compatible Pairs 0 / 0 3
5709 5709   [USACO1.1] 你的飞碟在这儿 Your Ride Is Here 0 / 0 1
5710 5710   [USACO1.2] 方块转换 Transformations 0 / 0 5
5729 5729   [USACO06DEC] 梦中的统计 Dream Counting B 0 / 0 3
5731 5731   [USACO03FEB] 垂直柱状图 Vertical Histogram 0 / 0 3
5750 5750   [USACO08OCT] Bovine Bones G 0 / 0 3
5836 5836   [USACO1.3] 混合牛奶 Mixing Milk 0 / 0 5
5838 5838   [USACO1.5] 八皇后 Checker Challenge 0 / 0 5
5851 5851   [USACO2.4] 两只塔姆沃斯牛 The Tamworth Two 0 / 0 3
5854 5854   [USACO10OCT] Lake Counting S 0 / 0 5
5856 5856   迷宫 0 / 0 5
5863 5863   [USACO11OPEN] Corn Maze S 0 / 0 5
5878 5878   [USACO07DEC] Bookshelf B 0 / 0 5
5880 5880   [USACO08FEB] Meteor Shower S 0 / 0 5
5882 5882   [USACO17JAN] Secret Cow Code S 0 / 0 5
5900 5900   [USACO02FEB] 杂务 0 / 0 5
5924 5924   [USACO3.4] 美国血统 American Heritage 0 / 0 5
5940 5940   [USACO06DEC] Cow Picnic S 0 / 0 5
5941 5941   [USACO08DEC] Patting Heads S 0 / 0 (无)
5945 5945   [USACO16DEC] Cities and States S 0 / 0 (无)
5969 5969   [IOI 1996 / USACO2.3] 最长前缀 Longest Prefix 0 / 0 5
5974 5974   逛画展 0 / 0 5
5979 5979   [USACO12FEB] Overplanting S 0 / 0 5
5991 5991   [USACO04OPEN] MooFest G 0 / 0 3
5998 5998   [USACO06NOV] Bad Hair Day S 0 / 0 3
5999 5999   [USACO07JAN] Balanced Lineup G 0 / 0 5
6000 6000   [USACO07MAR] Face The Right Way G 0 / 0 5
6001 6001   [USACO08DEC] Secret Message G 0 / 0 (无)
6002 6002   [USACO09OCT] Invasion of the Milkweed G 0 / 0 5
6003 6003   [USACO11MAR] Brownie Slicing G 0 / 0 5
6005 6005   [USACO11NOV] Cow Lineup S 0 / 0 4
6006 6006   [USACO16OPEN] Diamond Collector S 0 / 0 5
6019 6019   [USACO18OPEN] Out of Sorts G 0 / 0 3
6048 6048   [USACO08JAN] Cow Contest S 0 / 0 5
6051 6051   [USACO08OPEN] Clear And Present Danger S 0 / 0 5
6052 6052   [USACO11DEC] Grass Planting G 0 / 0 5
6053 6053   [USACO15DEC] Max Flow P 0 / 0 (无)
6071 6071   [USACO19DEC] Milk Visits S 0 / 0 5
6081 6081   [USACO03FALL / HAOI2006] 受欢迎的牛 G 0 / 0 5
6083 6083   [USACO06JAN] Redundant Paths G 0 / 0 5
6084 6084   [USACO06JAN] The Cow Prom S 0 / 0 4
6103 6103   [IOI 1994 / USACO1.5] Number Triangles 0 / 0 5
6133 6133   [USACO03FALL] Cow Exhibition G 0 / 0 5
6152 6152   [USACO10MAR] Great Cow Gathering G 0 / 0 5
6153 6153   [USACO16OPEN] 262144 P 0 / 0 5
7811 7811   5.1.1 圈奶牛 Fencing the Cows 0 / 0 4
7812 7812   5.1.2 夜空繁星 Starry Night 0 / 0 4
7813 7813   5.1.3 乐曲主题 Musical Themes 0 / 0 (无)
7814 7814   5.2.1 蜗牛的旅行 Snail Trails 0 / 0 4
7815 7815   5.2.2 网 Electric Fences 0 / 0 (无)
7816 7816   5.2.3 Wisconsin Squares(暂缺) 0 / 0 (无)
7817 7817   5.3.1 量取牛奶 Milk Measuring 0 / 0 (无)
7818 7818   5.3.2 窗体面积 Window Area 0 / 0 (无)
7819 7819   5.3.3 校园网 Network of Schools 0 / 0 4
7820 7820   5.3.4 巨大的牛棚 Big Barn 0 / 0 3
7821 7821   5.4.1 All Latin Squares(暂缺) 0 / 0 5
7822 7822   5.4.2 周游加拿大 Canada Tour 0 / 0 (无)
7823 7823   5.4.3 Character Recognition(暂缺) 0 / 0 5
7824 7824   5.4.4 Betsy's Tour(暂缺) 0 / 0 5
7825 7825   5.4.5 奶牛的电信 Telecowmunication 0 / 0 4

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