ID Problem Show tags Hide tags AC / Tried Difficulty
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] Cow Telephones 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
2039 P2994  [USACO10OCT] Dinner Time S 0 / 0 4
2040 P2995  [USACO10NOV] Cow Photographs G 0 / 0 5
2041 P2996  [USACO10NOV] Visiting Cows G 0 / 0 3
2042 P2997  [USACO10NOV] Banner S 0 / 0 3
2043 P2998  [USACO10NOV] Candy S 0 / 0 4
2044 P2999  [USACO10NOV] Chocolate Milk S 0 / 0 5
2045 P3000  [USACO10DEC] Cow Calisthenics G 0 / 0 5
2046 P3001  [USACO10DEC] Big Macs Around the World G 0 / 0 5
2047 P3002  [USACO10DEC] Threatening Letter G 0 / 0 6
2048 P3003  [USACO10DEC] Apple Delivery S 0 / 0 3
2049 P3004  [USACO10DEC] Treasure Chest S 0 / 0 4
2050 P3005  [USACO10DEC] The Trough Game S 0 / 0 5
2051 P3006  [USACO11JAN] Bottleneck G 0 / 0 6
2052 P3007  [USACO11JAN] The Continental Cowngress G 0 / 0 5
2053 P3008  [USACO11JAN] Roads and Planes G 0 / 0 5
2054 P3009  [USACO11JAN] Profits S 0 / 0 2
2055 P3010  [USACO11JAN] Dividing the Gold S 0 / 0 4
2056 P3011  [USACO11JAN] Traffic Lights S 0 / 0 6
2057 P3012  [USACO11FEB] Cowlphabet G 0 / 0 4
8565 P3013  [USACO11FEB] The Lost Cows G 0 / 0 5
2058 P3014  [USACO11FEB] Cow Line S 0 / 0 4
2059 P3015  [USACO11FEB] Best Parenthesis S 0 / 0 3
2060 P3016  [USACO11FEB] The Triangle S 0 / 0 3
2061 P3017  [USACO11MAR] Brownie Slicing G 0 / 0 5
2062 P3018  [USACO11MAR] Tree Decoration G 0 / 0 4
2063 P3019  [USACO11MAR] Meeting Place S 0 / 0 3
2064 P3020  [USACO11MAR] Package Delivery S 0 / 0 3
2065 P3021  [USACO11MAR] Bovine Bridge Battle S 0 / 0 3
2066 P3022  [USACO11OPEN] Odd degrees G 0 / 0 5
2067 P3023  [USACO11OPEN] Soldering G 0 / 0 6
2068 P3024  [USACO11OPEN] Cow Checkers S 0 / 0 5
2069 P3025  [USACO11OPEN] Forgotten Password S 0 / 0 5
2070 P3026  [USACO11OPEN] Learning Languages S 0 / 0 5
2071 P3027  [USACO10OCT] Making Money G 0 / 0 3
2072 P3028  [USACO10OCT] Soda Machine G 0 / 0 4
2073 P3029  [USACO11NOV] Cow Lineup S 1 / 1 3
2074 P3030  [USACO11NOV] Tile Exchanging S 0 / 0 3
2075 P3031  [USACO11NOV] Above the Median G 0 / 0 5
2076 P3032  [USACO11NOV] Binary Sudoku G 0 / 0 5
2077 P3033  [USACO11NOV] Cow Steeplechase G 4 / 17 5
2078 P3034  [USACO11DEC] Cow Photography G/S 0 / 0 5
2079 P3035  [USACO11DEC] Umbrellas for Cows S 0 / 0 5
2080 P3036  [USACO16DEC] Lasers and Mirrors G 0 / 0 5
2081 P3037  [USACO11DEC] Simplifying the Farm G 0 / 0 6
2082 P3038  [USACO11DEC] Grass Planting G 0 / 0 5
2083 P3039  [USACO12JAN] Delivery Route S 0 / 0 6

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