ID Problem Show tags Hide tags AC / Tried Difficulty
1863 P2830   写程序 0 / 0 6
1873 P2831   [NOIP 2016 提高组] 愤怒的小鸟 0 / 0 7
1890 P2832   行路难【疑似 std 复杂度有误】 0 / 0 7
1895 P2833   等式 0 / 0 6
8337 P2834   纸币问题 3 0 / 0 3
1889 P2835   刻录光盘 4 / 15 6
1882 P2836   加油问题 0 / 0 7
1879 P2837   [USACO08FEB] Dining Cows B 0 / 0 3
1886 P2838   瓶子国的故事 0 / 0 9
1887 P2839   [国家集训队] middle 2 / 2 8
8336 P2840   纸币问题 2 0 / 0 3
1893 P2841   A*B Problem 0 / 0 7
8335 P2842   纸币问题 1 0 / 0 3
1892 P2843   暗杀 0 / 0 7
1796 P2845   [USACO15DEC] Switching on the Lights S 0 / 0 6
1883 P2846   [USACO08NOV] Light Switching G 1 / 1 6
1894 P2847   [USACO16DEC] Moocast G 0 / 0 5
1896 P2848   [USACO16DEC] Cow Checklist G 0 / 0 6
1891 P2849   [USACO14DEC] Marathon S 0 / 0 5
1897 P2850   [USACO06DEC] Wormholes G 1 / 1 5
1898 P2851   [USACO06DEC] The Fewest Coins G 1 / 1 7
1899 P2852   [USACO06DEC] Milk Patterns G 0 / 0 6
1900 P2853   [USACO06DEC] Cow Picnic S 1 / 1 5
1901 P2854   [USACO06DEC] Cow Roller Coaster S 0 / 0 6
1902 P2855   [USACO06DEC] River Hopscotch S 0 / 0 5
1903 P2856   [USACO06FEB] Cellphones G 0 / 0 6
1904 P2857   [USACO06FEB] Steady Cow Assignment G 0 / 0 8
1905 P2858   [USACO06FEB] Treats for the Cows G/S 3 / 3 5
1906 P2859   [USACO06FEB] Stall Reservations S 0 / 0 6
1907 P2860   [USACO06JAN] Redundant Paths G 0 / 0 7
1908 P2861   [USACO06JAN] Roping the Field G 0 / 0 7
1909 P2862   [USACO06JAN] Corral the Cows G 0 / 0 6
1910 P2863   [USACO06JAN] The Cow Prom S 5 / 5 6
1911 P2864   [USACO06JAN] The Grove S 0 / 0 7
1912 P2865   [USACO06NOV] Roadblocks G 2 / 2 7
1913 P2866   [USACO06NOV] Bad Hair Day S 7 / 16 5
1914 P2867   [USACO06NOV] Big Square S 0 / 0 6
1915 P2868   [USACO07DEC] Sightseeing Cows G 0 / 0 7
1916 P2869   [USACO07DEC] Gourmet Grazers G 0 / 0 7
1917 P2870   [USACO07DEC] Best Cow Line G 1 / 1 6
1918 P2871   [USACO07DEC] Charm Bracelet S 1 / 1 3
1919 P2872   [USACO07DEC] Building Roads S 0 / 0 5
1920 P2873   [USACO07DEC] Mud Puddles S 0 / 0 3
1921 P2874   [USACO07FEB] Building A New Barn G 0 / 0 7
1922 P2875   [USACO07FEB] The Cow Lexicon S 0 / 0 7
1923 P2876   [USACO07JAN] Problem Solving G 0 / 0 7
1924 P2877   [USACO07JAN] Cow School G 0 / 0 8
1925 P2878   [USACO07JAN] Protecting the Flowers S 0 / 0 5
1926 P2879   [USACO07JAN] Tallest Cow S 0 / 0 5
1927 P2880   [USACO07JAN] Balanced Lineup G 4 / 4 5
1928 P2881   [USACO07MAR] Ranking the Cows G 0 / 0 6
1929 P2882   [USACO07MAR] Face The Right Way G 1 / 1 6
1930 P2883   [USACO07MAR] Cow Traffic S 0 / 0 5
1931 P2884   [USACO07MAR] Monthly Expense S 0 / 0 5
1932 P2885   [USACO07NOV] Telephone Wire G 0 / 0 7
1933 P2886   [USACO07NOV] Cow Relays G 0 / 0 6
1934 P2887   [USACO07NOV] Sunscreen G 0 / 0 5
1935 P2888   [USACO07NOV] Cow Hurdles S 0 / 0 5
1936 P2889   [USACO07NOV] Milking Time S 0 / 0 5
1937 P2890   [USACO07OPEN] Cheapest Palindrome G 0 / 0 6
1938 P2891   [USACO07OPEN] Dining G 0 / 0 7
3003 P2892   [NOI2007] 追捕盗贼 0 / 0 9
1940 P2893   [USACO08FEB] Making the Grade G 1 / 1 7
1941 P2894   [USACO08FEB] Hotel G 0 / 0 7
1942 P2895   [USACO08FEB] Meteor Shower S 4 / 44 5
1943 P2896   [USACO08FEB] Eating Together S 0 / 0 5
1944 P2897   [USACO08JAN] Artificial Lake G 0 / 0 7
1945 P2898   [USACO08JAN] Haybale Guessing G 0 / 0 7
1946 P2899   [USACO08JAN] Cell Phone Network G 0 / 0 5
1947 P2900   [USACO08MAR] Land Acquisition G 0 / 0 8
1948 P2901   [USACO08MAR] Cow Jogging G 0 / 2 7
1949 P2902   [USACO08MAR] Pearl Pairing G 0 / 0 5
1950 P2903   [USACO08MAR] The Loathesome Hay Baler S 0 / 0 5
1951 P2904   [USACO08MAR] River Crossing S 0 / 0 5
1952 P2905   [USACO08OPEN] Crisis on the Farm G 0 / 0 7
1953 P2906   [USACO08OPEN] Cow Neighborhoods G 0 / 0 8
1954 P2907   [USACO08OPEN] Roads Around The Farm S 0 / 0 1
1955 P2908   [USACO08OPEN] Word Power S 0 / 0 3
1956 P2909   [USACO08OPEN] Cow Cars S 0 / 0 3
1957 P2910   [USACO08OPEN] Clear And Present Danger S 1 / 4 5
1958 P2911   [USACO08OCT] Bovine Bones G 12 / 24 1
1959 P2912   [USACO08OCT] Pasture Walking G 0 / 0 5
1960 P2913   [USACO08OCT] Wheel Rotation G 0 / 0 3
1961 P2914   [USACO08OCT] Power Failure G 0 / 0 6
1962 P2915   [USACO08NOV] Mixed Up Cows G 0 / 0 7
1963 P2916   [USACO08NOV] Cheering up the Cow G 0 / 0 6
1964 P2917   [USACO08NOV] Toys G 0 / 0 8
1965 P2918   [USACO08NOV] Buying Hay S 0 / 0 5
1966 P2919   [USACO08NOV] Guarding the Farm S 1 / 1 6
1967 P2920   [USACO08NOV] Time Management S 0 / 0 5
1968 P2921   [USACO08DEC] Trick or Treat on the Farm G 0 / 0 6
1969 P2922   [USACO08DEC] Secret Message G 1 / 1 6
1970 P2923   [USACO08DEC] Winning Checkers G 0 / 0 7
1971 P2924   [USACO08DEC] Largest Fence G 0 / 0 6
1972 P2925   [USACO08DEC] Hay For Sale S 0 / 0 3
1973 P2926   [USACO08DEC] Patting Heads S 2 / 3 5
1974 P2927   [USACO08DEC] Jigsaw Puzzles S 0 / 0 6
1975 P2928   [USACO09HOL] Cattle Bruisers G 0 / 0 8
1976 P2929   [USACO09HOL] Transmission Delay G 0 / 0 7
1977 P2930   [USACO09HOL] Holiday Painting G 0 / 0 8

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