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ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2487 P2487  【基础】黑色星期五(friday) 0 / 0 (无)
2670 P2670  【基础】跳房子 0 / 0 (无)
2694 P2694  【提高】谷仓的安保 0 / 0 (无)
871 USACO111  Your Ride Is Here 0 / 0 (无)
870 USACO122  Transformations 0 / 0 (无)
872 USACO123  Name That Number 0 / 0 (无)
873 USACO124  Palindromic Squares 0 / 0 (无)
874 USACO125  Dual Palindromes 0 / 0 (无)
875 USACO131  Mixing Milk 0 / 0 (无)
876 USACO132  Barn Repair 0 / 0 (无)
1058 USACO133  Calf Flac 0 / 0 (无)
1059 USACO134  Prime Cryptarithm 0 / 0 (无)
1060 USACO141  Packing Rectangles 0 / 0 (无)
1018 USACO142  The Clocks 0 / 0 (无)
1019 USACO143  Arithmetic Progressions 0 / 0 (无)
1020 USACO144  Mother's Milk 0 / 0 (无)
1021 USACO151  Number Triangles 0 / 0 (无)
1022 USACO152  Prime Palindromes 0 / 0 (无)
1023 USACO153  Superprime Rib 0 / 0 (无)
1024 USACO154  Checker Challenge 11 / 29 6
1025 USACO211  The Castle 0 / 0 (无)
1026 USACO212  Ordered Fractions 0 / 0 (无)
1027 USACO213  Sorting a Three-Valued Sequence 0 / 0 (无)
1028 USACO214  Healthy Holsteins 8 / 23 7
1029 USACO215  Hamming Codes 0 / 0 (无)
1030 USACO221  Preface Numbering 0 / 0 (无)
1031 USACO222  Subset Sums 0 / 0 (无)
1032 USACO223  Runaround Numbers 0 / 0 (无)
1033 USACO224  Party Lamps 0 / 0 (无)
1034 USACO231  Longest Prefix 0 / 0 (无)
1035 USACO232  Cow Pedigrees 0 / 0 (无)
1036 USACO233  Zero Sum 0 / 0 (无)
1037 USACO234  Money Systems 0 / 0 (无)
1038 USACO235  Controlling Companies 0 / 0 (无)
1039 USACO241  The Tamworth Two 0 / 0 (无)
1040 USACO242  Overfencing 0 / 0 (无)
1041 USACO243  Cow Tours 0 / 0 (无)
1042 USACO244  Bessie Come Home 0 / 0 (无)
1043 USACO245  Fractions to Decimals 0 / 0 (无)
1044 USACO311  Agri-Net 0 / 0 (无)
1045 USACO312  Score Inflation 0 / 0 (无)
1046 USACO313  Humble Numbers 0 / 0 (无)
1047 USACO314  Shaping Regions 0 / 0 (无)
1048 USACO315  Contact 0 / 0 (无)
1049 USACO316  Stamps 0 / 0 (无)
1050 USACO321  Factorials 0 / 0 (无)
1051 USACO322  Stringsobits 0 / 0 (无)
1052 USACO323  Spinning Wheels 0 / 0 (无)
1053 USACO324  Feed Ratios 0 / 0 (无)
1054 USACO325  Magic Squares 0 / 0 (无)
1055 USACO326  Sweet Butter 0 / 0 (无)
1056 USACO331  Riding the Fences 0 / 0 (无)
1057 USACO332  Shopping Offers 0 / 0 (无)
1062 USACO333  Camelot 0 / 0 (无)
1063 USACO334  Home on the Range 0 / 0 (无)
1064 USACO335  A Game 0 / 0 (无)
1065 USACO341  Closed Fences 0 / 0 (无)
1066 USACO342  American Heritage 0 / 0 (无)
1067 USACO343  Electric Fence 0 / 0 (无)
1068 USACO344  Raucous Rockers 0 / 0 (无)
1069 USACO411  Beef McNuggets 0 / 0 (无)
1070 USACO412  Fence Rails 0 / 0 (无)
1071 USACO413  Fence Loops 0 / 0 (无)
1072 USACO414  Cryptcowgraphy 0 / 0 (无)
1073 USACO421  Drainage Ditches 0 / 0 (无)
1074 USACO422  The Perfect Stall 0 / 0 (无)
1075 USACO423  Job Processing 0 / 0 (无)
1076 USACO424  Cowcycles 0 / 0 (无)
1077 USACO431  Buy Low, Buy Lower 0 / 0 (无)
1078 USACO432  The Primes 0 / 0 (无)
1079 USACO433  Street Race 0 / 0 (无)
1080 USACO434  Letter Game 0 / 0 (无)
1081 USACO441  Shuttle Puzzle 0 / 0 (无)
1082 USACO442  Pollutant Control 0 / 0 (无)
1083 USACO443  Frame Up 0 / 0 (无)
1084 USACO511  Fencing the Cows 0 / 0 (无)
1085 USACO512  Starry Night 0 / 0 (无)
1086 USACO513  Musical Themes 0 / 0 (无)
1087 USACO521  Snail Trails 0 / 0 (无)
1088 USACO522  Electric Fences 0 / 0 (无)
1089 USACO523  Wisconsin Squares 0 / 0 (无)
1090 USACO531  Milk Measuring 0 / 0 (无)
1091 USACO532  Window Area 0 / 0 (无)
1092 USACO533  Network of Schools 0 / 0 (无)
1093 USACO534  Big Barn 0 / 0 (无)
1094 USACO541  All Latin Squares 0 / 0 (无)
1095 USACO542  Canada Tour 0 / 0 (无)
1096 USACO543  Character Recognition 0 / 0 (无)
1097 USACO544  Betsy's Tour 0 / 0 (无)
1098 USACO545  Telecowmunication 0 / 0 (无)
1099 USACO551  Picture 0 / 1 10
1100 USACO552  Hidden Password 0 / 0 (无)
1101 USACO553  Towfive 0 / 0 (无)
1102 USACO611  Postal Vans 0 / 0 (无)
1103 USACO612  A Rectangular Barn 0 / 0 (无)
1061 USACO613  Cow XOR 0 / 0 (无)
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