ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2021 P2956   [USACO09OCT] The Robot Plow G 0 / 0 1
2022 P2957   [USACO09OCT] Barn Echoes G 0 / 0 2
2023 P2958   [USACO09OCT] Papaya Jungle G 0 / 0 2
2024 P2959   [USACO09OCT] The Leisurely Stroll G 0 / 0 2
2025 P2960   [USACO09OCT] Invasion of the Milkweed G 0 / 0 3
2026 P2961   [USACO09NOV] Who Brings the Cookies? G 0 / 0 6
2027 P2962   [USACO09NOV] Lights G 0 / 0 5
2028 P2963   [USACO09NOV] Cow Rescue G 0 / 0 4
2029 P2964   [USACO09NOV] A Coin Game S 0 / 0 5
2030 P2965   [USACO09NOV] The Grand Farm-off S 0 / 0 2
2031 P2966   [USACO09DEC] Cow Toll Paths G 0 / 0 5
2032 P2967   [USACO09DEC] Video Game Troubles G 0 / 0 5
2033 P2968   [USACO09DEC] Bobsledding S 0 / 0 4
2034 P2969   [USACO09DEC] Music Notes S 0 / 0 2
2035 P2970   [USACO09DEC] Selfish Grazing S 0 / 0 2
2036 P2971   [USACO10HOL] Cow Politics G 0 / 0 6
2037 P2972   [USACO10HOL] Rocks and Trees G 0 / 0 5
2038 P2973   [USACO10HOL] Driving Out the Piggies G 0 / 0 6
2039 P2974   [USACO10HOL] Cow War G 0 / 0 6
2040 P2975   [USACO10JAN] Taking Turns G 0 / 0 5
2041 P2976   [USACO10JAN] Shipping Around an Island G 0 / 0 6
2042 P2977   [USACO10JAN] 奶牛电话机 G 0 / 0 5
2043 P2978   [USACO10JAN] Tea Time S 0 / 0 2
2044 P2979   [USACO10JAN] Cheese Towers S 0 / 0 4
2045 P2980   [USACO10FEB] Covering the Corral G 0 / 0 5
2046 P2981   [USACO10FEB] Cows on Ice G 0 / 0 5
2047 P2982   [USACO10FEB] Slowing down G 0 / 0 5
2048 P2983   [USACO10FEB] Chocolate Buying S 0 / 0 3
2049 P2984   [USACO10FEB] Chocolate Giving S 0 / 0 3
2050 P2985   [USACO10FEB] Chocolate Eating S 0 / 0 3
2051 P2986   [USACO10MAR] Great Cow Gathering G 0 / 0 4
2052 P2987   [USACO10MAR] StarCowraft G 0 / 0 6
2053 P2988   [USACO10MAR] Test Taking S 0 / 0 5
2054 P2989   [USACO10MAR] Need For Speed S 0 / 0 5
2055 P2990   [USACO10OPEN] Cow Hopscotch G 0 / 0 5
2056 P2991   [USACO10OPEN] Water Slides G 0 / 0 5
2057 P2992   [USACO10OPEN] Triangle Counting G 0 / 0 6
2058 P2994   [USACO10OCT] Dinner Time S 0 / 0 4
2059 P2995   [USACO10NOV] Cow Photographs G 0 / 0 5
2060 P2996   [USACO10NOV] Visiting Cows G 0 / 0 3
2061 P2997   [USACO10NOV] Banner S 0 / 0 3
2062 P2998   [USACO10NOV] Candy S 0 / 0 4
2063 P2999   [USACO10NOV] Chocolate Milk S 0 / 0 3
2064 P3000   [USACO10DEC] Cow Calisthenics G 0 / 0 5
2065 P3001   [USACO10DEC] Big Macs Around the World G 0 / 0 5
2066 P3002   [USACO10DEC] Threatening Letter G 0 / 0 6
2067 P3003   [USACO10DEC] Apple Delivery S 0 / 0 3
2068 P3004   [USACO10DEC] Treasure Chest S 0 / 0 4
2069 P3005   [USACO10DEC] The Trough Game S 0 / 0 5
2070 P3006   [USACO11JAN] Bottleneck G 0 / 0 6
2071 P3007   [USACO11JAN] The Continental Cowngress G 0 / 0 5
2072 P3008   [USACO11JAN] Roads and Planes G 0 / 0 5
2073 P3009   [USACO11JAN] Profits S 0 / 0 2
2074 P3010   [USACO11JAN] Dividing the Gold S 0 / 0 4
2075 P3011   [USACO11JAN] Traffic Lights S 0 / 0 6
2076 P3012   [USACO11FEB] Cowlphabet G 0 / 0 4
2077 P3013   [USACO11FEB] The Lost Cows G 0 / 0 5
2078 P3014   [USACO11FEB] Cow Line S 0 / 0 4
2079 P3015   [USACO11FEB] Best Parenthesis S 0 / 0 3
2080 P3016   [USACO11FEB] The Triangle S 0 / 0 3
2081 P3017   [USACO11MAR] Brownie Slicing G 0 / 0 5
2082 P3018   [USACO11MAR] Tree Decoration G 0 / 0 4
2083 P3019   [USACO11MAR] Meeting Place S 0 / 0 3
2084 P3020   [USACO11MAR] Package Delivery S 0 / 0 3
2085 P3021   [USACO11MAR] Bovine Bridge Battle S 0 / 0 3
2086 P3022   [USACO11OPEN] Odd degrees G 0 / 0 5
2087 P3023   [USACO11OPEN] Soldering G 0 / 0 6
2088 P3024   [USACO11OPEN] Cow Checkers S 0 / 0 5
2089 P3025   [USACO11OPEN] Forgotten Password S 0 / 0 5
2090 P3026   [USACO11OPEN] Learning Languages S 0 / 0 5
2091 P3027   [USACO10OCT] Making Money G 0 / 0 3
2092 P3028   [USACO10OCT] Soda Machine G 0 / 0 4
2093 P3029   [USACO11NOV] Cow Lineup S 0 / 0 3
2094 P3030   [USACO11NOV] Tile Exchanging S 0 / 0 3
2095 P3031   [USACO11NOV] Above the Median G 0 / 0 5
2096 P3032   [USACO11NOV] Binary Sudoku G 0 / 0 5
2097 P3033   [USACO11NOV] Cow Steeplechase G 0 / 0 5
2098 P3034   [USACO11DEC] Cow Photography G/S 0 / 0 5
2099 P3035   [USACO11DEC] Umbrellas for Cows S 0 / 0 5
2100 P3036   [USACO16DEC] Lasers and Mirrors G 0 / 0 5
2101 P3037   [USACO11DEC] Simplifying the Farm G 0 / 0 6
2102 P3038   [USACO11DEC] Grass Planting G 0 / 0 5
2103 P3039   [USACO12JAN] Delivery Route S 0 / 0 6
2104 P3040   [USACO12JAN] Bale Share S 0 / 0 3
2105 P3041   [USACO12JAN] Video Game G 0 / 0 6
2106 P3042   [USACO12JAN] Cow Run G 0 / 0 6
2107 P3043   [USACO12JAN] Bovine Alliance G 0 / 0 5
2108 P3044   [USACO12FEB] Relocation S 0 / 0 5
2109 P3045   [USACO12FEB] Cow Coupons G 0 / 0 5
2110 P3046   [USACO12FEB] Symmetry G 0 / 0 5
2111 P3047   [USACO12FEB] Nearby Cows G 0 / 0 4
2112 P3048   [USACO12FEB] Cow IDs S 0 / 0 5
2113 P3049   [USACO12MAR] Landscaping S 0 / 0 4
2114 P3050   [USACO12MAR] Large Banner G 0 / 0 6
2115 P3051   [USACO12MAR] Haybale Restacking G 0 / 0 5
2116 P3052   [USACO12MAR] Cows in a Skyscraper G 0 / 0 4
2117 P3053   [USACO12OPEN] Unlocking Blocks S 0 / 0 5
2118 P3054   [USACO12OPEN] Running Laps S 0 / 0 4
2119 P3055   [USACO12OPEN] Tied Down G 0 / 0 5
2120 P3056   [USACO12NOV] Clumsy Cows S 0 / 0 2

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