ID 题目 显示标签 隐藏标签 AC / 尝试 难度
12306 luoguP8194   [USACO22FEB] Phone Numbers P 0 / 0 9
12384 luoguP8266   [USACO22OPEN] Photoshoot B 0 / 0 6
12385 luoguP8267   [USACO22OPEN] Counting Liars B 0 / 0 3
12386 luoguP8268   [USACO22OPEN] Alchemy B 0 / 0 5
12387 luoguP8269   [USACO22OPEN] Visits S 0 / 0 6
12388 luoguP8270   [USACO22OPEN] Subset Equality S 0 / 0 7
12389 luoguP8271   [USACO22OPEN] COW Operations S 0 / 0 6
12390 luoguP8272   [USACO22OPEN] Apple Catching G 0 / 0 7
12391 luoguP8273   [USACO22OPEN] Pair Programming G 0 / 0 7
12392 luoguP8274   [USACO22OPEN] Balancing a Tree G 0 / 0 7
12393 luoguP8275   [USACO22OPEN] 262144 Revisited P 0 / 0 9
12394 luoguP8276   [USACO22OPEN] Hoof and Brain P 0 / 0 9
12395 luoguP8277   [USACO22OPEN] Up Down Subsequence P 0 / 0 8
7967 luoguP8897   [USACO22DEC] Cow College B 0 / 0 3
7969 luoguP8898   [USACO22DEC] Feeding the Cows B 0 / 0 5
8154 luoguP8899   [USACO22DEC] Reverse Engineering B 0 / 0 5
7951 luoguP8900   [USACO22DEC] Barn Tree S 0 / 0 6
7952 luoguP8901   [USACO22DEC] Circular Barn S 0 / 0 6
7953 luoguP8902   [USACO22DEC] Range Reconstruction S 0 / 0 6
8476 luoguP8903   [USACO22DEC] Bribing Friends G 0 / 0 7
8477 luoguP8904   [USACO22DEC] Mountains G 0 / 0 7
8478 luoguP8905   [USACO22DEC] Strongest Friendship Group G 0 / 0 7
8481 luoguP8906   [USACO22DEC] Breakdown P 0 / 0 8
8396 luoguP8907   [USACO22DEC] Making Friends P 0 / 0 7
8395 luoguP8908   [USACO22DEC] Palindromes P 0 / 0 8
8155 luoguP9010   [USACO23JAN] Leaders B 0 / 0 3
8175 luoguP9011   [USACO23JAN] Air Cownditioning II B 0 / 0 3
13083 luoguP9012   [USACO23JAN] Moo Operations B 0 / 0 3
13084 luoguP9013   [USACO23JAN] Find and Replace S 0 / 0 7
13085 luoguP9014   [USACO23JAN] Following Directions S 0 / 0 5
13086 luoguP9015   [USACO23JAN] Moo Route S 0 / 0 5
13087 luoguP9016   [USACO23JAN] Find and Replace G 0 / 0 7
13088 luoguP9017   [USACO23JAN] Lights Off G 0 / 0 7
13090 luoguP9018   [USACO23JAN] Moo Route G 0 / 0 7
13091 luoguP9019   [USACO23JAN] Tractor Paths P 0 / 0 8
13092 luoguP9020   [USACO23JAN] Mana Collection P 0 / 0 8
13093 luoguP9021   [USACO23JAN] Subtree Activation P 0 / 0 8
13234 luoguP9121   [USACO23FEB] Hungry Cow B 0 / 0 3
13235 luoguP9122   [USACO23FEB] Stamp Grid B 0 / 0 3
13236 luoguP9123   [USACO23FEB] Watching Mooloo B 0 / 0 3
13237 luoguP9124   [USACO23FEB] Bakery S 0 / 0 6
13238 luoguP9125   [USACO23FEB] Cow-libi S 0 / 0 5
13239 luoguP9126   [USACO23FEB] Moo Route II S 0 / 0 6
13240 luoguP9127   [USACO23FEB] Equal Sum Subarrays G 0 / 0 6
13241 luoguP9128   [USACO23FEB] Fertilizing Pastures G 0 / 0 8
13242 luoguP9129   [USACO23FEB] Piling Papers G 0 / 0 8
13243 luoguP9130   [USACO23FEB] Hungry Cow P 0 / 0 8
13244 luoguP9131   [USACO23FEB] Problem Setting P 0 / 0 8
13245 luoguP9132   [USACO23FEB] Watching Cowflix P 0 / 0 8
13337 luoguP9183   [USACO23OPEN] FEB B 0 / 0 6
13338 luoguP9184   [USACO23OPEN] Moo Language B 0 / 0 6
13339 luoguP9185   [USACO23OPEN] Rotate and Shift B 0 / 0 6
13340 luoguP9186   [USACO23OPEN] Milk Sum S 0 / 0 6
13341 luoguP9187   [USACO23OPEN] Field Day S 0 / 0 6
13342 luoguP9188   [USACO23OPEN] Pareidolia S 0 / 0 6
13343 luoguP9189   [USACO23OPEN] Custodial Cleanup G 0 / 0 7
13345 luoguP9190   [USACO23OPEN] Pareidolia G 0 / 0 7
13347 luoguP9191   [USACO23OPEN] Tree Merging G 0 / 0 7
13344 luoguP9192   [USACO23OPEN] Pareidolia P 0 / 0 8
13346 luoguP9193   [USACO23OPEN] Good Bitstrings P 0 / 0 8
13348 luoguP9194   [USACO23OPEN] Triples of Cows P 0 / 0 9
14181 luoguP9832   [USACO05OPEN] Lazy Cows G 0 / 0 6
14180 luoguP9833   [USACO05OPEN] Expedition G 0 / 0 6
14179 luoguP9834   [USACO05OPEN] Around the world G 0 / 0 6
14178 luoguP9835   [USACO05OPEN] Landscaping G 0 / 0 6
14305 luoguP9937   [USACO21OPEN] Acowdemia I B 0 / 0 3
14306 luoguP9938   [USACO21OPEN] Acowdemia II B 0 / 0 3
14307 luoguP9939   [USACO21OPEN] Acowdemia III B 0 / 0 5
14308 luoguP9940   [USACO21JAN] Uddered but not Herd B 0 / 0 1
14309 luoguP9941   [USACO21JAN] Even More Odd Photos B 0 / 0 3
14310 luoguP9942   [USACO21JAN] Just Stalling B 0 / 0 3
14311 luoguP9943   [USACO21FEB] Year of the Cow B 0 / 0 3
14312 luoguP9944   [USACO21FEB] Comfortable Cows B 0 / 0 3
14313 luoguP9945   [USACO21FEB] Clockwise Fence B 0 / 0 3
14314 luoguP9946   [USACO20JAN] Word Processor B 0 / 0 1
14315 luoguP9947   [USACO20JAN] Photoshoot B 0 / 0 3
14316 luoguP9948   [USACO20JAN] Race B 0 / 0 5
14341 luoguP9949   [USACO20FEB] Triangles B 0 / 0 3
14342 luoguP9950   [USACO20FEB] Mad Scientist B 0 / 0 1
14343 luoguP9951   [USACO20FEB] Swapity Swap B 0 / 0 5
14344 luoguP9952   [USACO20OPEN] Social Distancing I B 0 / 0 5
14345 luoguP9953   [USACO20OPEN] Social Distancing II B 0 / 0 3
14346 luoguP9954   [USACO20OPEN] Cowntact Tracing B 0 / 0 5
14347 luoguP9955   [USACO20DEC] Do You Know Your ABCs? B 0 / 0 1
14348 luoguP9956   [USACO20DEC] Daisy Chains B 0 / 0 3
14349 luoguP9957   [USACO20DEC] Stuck in a Rut B 0 / 0 5
14350 luoguP9958   [USACO19JAN] Shell Game B 0 / 0 3
14351 luoguP9959   [USACO19JAN] Sleepy Cow Sorting B 0 / 0 3
14352 luoguP9960   [USACO19JAN] Guess the Animal B 0 / 0 3
14376 luoguP9974   [USACO23DEC] Candy Cane Feast B 0 / 0 5
14378 luoguP9975   [USACO23DEC] Cowntact Tracing 2 B 0 / 0 5
14388 luoguP9976   [USACO23DEC] Farmer John Actually Farms B 0 / 0 5
14389 luoguP9977   [USACO23DEC] Bovine Acrobatics S 0 / 0 6
14390 luoguP9978   [USACO23DEC] Cycle Correspondence S 0 / 0 5
14391 luoguP9979   [USACO23DEC] Target Practice S 0 / 0 6
14392 luoguP9980   [USACO23DEC] Flight Routes G 0 / 0 6
14393 luoguP9981   [USACO23DEC] Minimum Longest Trip G 0 / 0 7
14395 luoguP9982   [USACO23DEC] Haybale Distribution G 0 / 0 6
14396 luoguP9983   [USACO23DEC] Cowntact Tracing P 0 / 0 9
14397 luoguP9984   [USACO23DEC] A Graph Problem P 0 / 0 8

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