ID Problem Show tags Hide tags AC / Tried Difficulty
1941 P2894  [USACO08FEB] Hotel G 0 / 0 5
1942 P2895  [USACO08FEB] Meteor Shower S 4 / 44 3
1943 P2896  [USACO08FEB] Eating Together S 0 / 0 3
1944 P2897  [USACO08JAN] Artificial Lake G 0 / 0 5
1945 P2898  [USACO08JAN] Haybale Guessing G 0 / 0 5
1946 P2899  [USACO08JAN] Cell Phone Network G 0 / 0 3
1947 P2900  [USACO08MAR] Land Acquisition G 0 / 0 6
1948 P2901  [USACO08MAR] Cow Jogging G 0 / 0 5
1949 P2902  [USACO08MAR] Pearl Pairing G 0 / 0 3
1950 P2903  [USACO08MAR] The Loathesome Hay Baler S 0 / 0 3
1951 P2904  [USACO08MAR] River Crossing S 0 / 0 3
1952 P2905  [USACO08OPEN] Crisis on the Farm G 0 / 0 5
1953 P2906  [USACO08OPEN] Cow Neighborhoods G 0 / 0 6
1954 P2907  [USACO08OPEN] Roads Around The Farm S 0 / 0 1
1955 P2908  [USACO08OPEN] Word Power S 0 / 0 2
1956 P2909  [USACO08OPEN] Cow Cars S 0 / 0 2
1957 P2910  [USACO08OPEN] Clear And Present Danger S 1 / 4 3
1958 P2911  [USACO08OCT] Bovine Bones G 12 / 24 1
1959 P2912  [USACO08OCT] Pasture Walking G 0 / 0 3
1960 P2913  [USACO08OCT] Wheel Rotation G 0 / 0 2
1961 P2914  [USACO08OCT] Power Failure G 0 / 0 4
1962 P2915  [USACO08NOV] Mixed Up Cows G 0 / 0 5
1963 P2916  [USACO08NOV] Cheering up the Cow G 0 / 0 4
1964 P2917  [USACO08NOV] Toys G 0 / 0 6
1965 P2918  [USACO08NOV] Buying Hay S 0 / 0 3
1966 P2919  [USACO08NOV] Guarding the Farm S 1 / 1 4
1967 P2920  [USACO08NOV] Time Management S 0 / 0 3
1968 P2921  [USACO08DEC] Trick or Treat on the Farm G 0 / 0 4
1969 P2922  [USACO08DEC] Secret Message G 1 / 1 4
1970 P2923  [USACO08DEC] Winning Checkers G 0 / 0 (None)
1971 P2924  [USACO08DEC] Largest Fence G 0 / 0 6
1972 P2925  [USACO08DEC] Hay For Sale S 0 / 0 2
1973 P2926  [USACO08DEC] Patting Heads S 2 / 3 3
1974 P2927  [USACO08DEC] Jigsaw Puzzles S 0 / 0 4
1975 P2928  [USACO09HOL] Cattle Bruisers G 0 / 0 6
1976 P2929  [USACO09HOL] Transmission Delay G 0 / 0 5
1977 P2930  [USACO09HOL] Holiday Painting G 0 / 0 6
8564 P2931  [USACO09HOL] Pearl Bracelet G【征集 SPJ】 0 / 0 (None)
1978 P2932  [USACO09JAN] Earthquake Damage G 0 / 0 3
1979 P2933  [USACO09JAN] The Baric Bovine G 0 / 0 5
1980 P2934  [USACO09JAN] Safe Travel G 0 / 0 6
1981 P2935  [USACO09JAN] Best Spot S 0 / 0 3
1982 P2936  [USACO09JAN] Total Flow S 0 / 0 5
1983 P2937  [USACO09JAN] Laserphones S 1 / 1 4
1984 P2938  [USACO09FEB] Stock Market G 0 / 0 4
1985 P2939  [USACO09FEB] Revamping Trails G 4 / 6 4
1986 P2940  [USACO09FEB] The Leprechaun S 0 / 0 5
1987 P2941  [USACO09FEB] Surround the Islands S 0 / 0 5
1988 P2942  [USACO09MAR] Moon Mooing G 0 / 0 3
1989 P2943  [USACO09MAR] Cleaning Up G 0 / 0 5
1990 P2944  [USACO09MAR] Earthquake Damage 2 G 0 / 0 6
1991 P2945  [USACO09MAR] Sand Castle S 0 / 0 2
1992 P2946  [USACO09MAR] Cow Frisbee Team S 1 / 7 3
1993 P2947  [USACO09MAR] Look Up S 17 / 51 3
1994 P2948  [USACO09OPEN] Ski Lessons G 0 / 0 5
1995 P2949  [USACO09OPEN] Work Scheduling G 1 / 1 4
1996 P2950  [USACO09OPEN] Bovine Embroidery G 0 / 0 5
1997 P2951  [USACO09OPEN] Hide and Seek S 0 / 0 3
1998 P2952  [USACO09OPEN] Cow Line S 0 / 0 2
1999 P2953  [USACO09OPEN] Cow Digit Game S 0 / 0 4
2000 P2954  [USACO09OPEN] Grazing2 S 0 / 0 4
2001 P2955  [USACO09OCT] Even? Odd? G 0 / 0 1
2002 P2956  [USACO09OCT] The Robot Plow G 0 / 0 1
2003 P2957  [USACO09OCT] Barn Echoes G 0 / 0 2
2004 P2958  [USACO09OCT] Papaya Jungle G 0 / 0 2
2005 P2959  [USACO09OCT] The Leisurely Stroll G 0 / 0 2
2006 P2960  [USACO09OCT] Invasion of the Milkweed G 1 / 5 3
2007 P2961  [USACO09NOV] Who Brings the Cookies? G 0 / 0 6
2008 P2962  [USACO09NOV] Lights G 0 / 0 5
2009 P2963  [USACO09NOV] Cow Rescue G 0 / 0 4
2010 P2964  [USACO09NOV] A Coin Game S 0 / 0 5
2011 P2965  [USACO09NOV] The Grand Farm-off S 0 / 0 2
2012 P2966  [USACO09DEC] Cow Toll Paths G 0 / 0 5
2013 P2967  [USACO09DEC] Video Game Troubles G 0 / 0 5
2014 P2968  [USACO09DEC] Bobsledding S 0 / 0 4
2015 P2969  [USACO09DEC] Music Notes S 4 / 20 2
2016 P2970  [USACO09DEC] Selfish Grazing S 0 / 0 2
2017 P2971  [USACO10HOL] Cow Politics G 0 / 0 6
2018 P2972  [USACO10HOL] Rocks and Trees G 0 / 0 5
2019 P2973  [USACO10HOL] Driving Out the Piggies G 0 / 0 6
2020 P2974  [USACO10HOL] Cow War G 0 / 0 6
2021 P2975  [USACO10JAN] Taking Turns G 0 / 0 5
2022 P2976  [USACO10JAN] Shipping Around an Island G 0 / 0 6
2023 P2977  [USACO10JAN] 奶牛电话机 G 0 / 0 5
2024 P2978  [USACO10JAN] Tea Time S 0 / 0 2
2025 P2979  [USACO10JAN] Cheese Towers S 0 / 0 4
2026 P2980  [USACO10FEB] Covering the Corral G 0 / 0 5
2027 P2981  [USACO10FEB] Cows on Ice G 0 / 0 5
2028 P2982  [USACO10FEB] Slowing down G 0 / 0 5
2029 P2983  [USACO10FEB] Chocolate Buying S 0 / 0 3
2030 P2984  [USACO10FEB] Chocolate Giving S 0 / 0 3
2031 P2985  [USACO10FEB] Chocolate Eating S 1 / 1 3
2032 P2986  [USACO10MAR] Great Cow Gathering G 6 / 17 4
2033 P2987  [USACO10MAR] StarCowraft G 0 / 0 6
2034 P2988  [USACO10MAR] Test Taking S 0 / 0 5
2035 P2989  [USACO10MAR] Need For Speed S 0 / 0 5
2036 P2990  [USACO10OPEN] Cow Hopscotch G 0 / 0 5
2037 P2991  [USACO10OPEN] Water Slides G 0 / 0 5
2038 P2992  [USACO10OPEN] Triangle Counting G 0 / 0 6
3252 P2993  [FJOI2014] 最短路径树问题 0 / 1 6

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