ID Problem Show tags Hide tags AC / Tried Difficulty
5 P1005  [NOIP2007 提高组] 矩阵取数游戏 0 / 0 4
93 P1093  [NOIP2007 普及组] 奖学金 10 / 26 2
95 P1095  [NOIP2007 普及组] 守望者的逃离 6 / 12 3
96 P1096  [NOIP2007 普及组] Hanoi 双塔问题 0 / 3 3
97 P1097  [NOIP2007 提高组] 统计数字 1 / 1 2
98 P1098  [NOIP2007 提高组] 字符串的展开 0 / 2 2
99 P1099  [NOIP2007 提高组] 树网的核 0 / 0 4
110 P1110  [ZJOI2007] 报表统计 0 / 0 5
129 P1129  [ZJOI2007] 矩阵游戏 0 / 0 5
131 P1131  [ZJOI2007] 时态同步 2 / 2 4
169 P1169  [ZJOI2007] 棋盘制作 0 / 0 4
357 P1360  [USACO07MAR] Gold Balanced Lineup G 0 / 0 5
456 P1463  [POI2001] [HAOI2007] 反素数 0 / 0 5
466 P1474  [USACO2.3] Money System / [USACO07OCT] Cow Cash G 0 / 0 3
580 P1588  [USACO07OPEN] Catch That Cow S 0 / 0 2
598 P1606  [USACO07FEB] Lilypad Pond G 0 / 0 6
615 P1623  [CEOI2007] 树的匹配 Treasury 0 / 0 6
640 P1649  [USACO07OCT] Obstacle Course S 1 / 2 3
789 P1821  [USACO07FEB] Cow Party S 4 / 5 3
791 P1823  [COI2007] Patrik 音乐会的等待 0 / 0 4
809 P1841  [JSOI2007] 重要的城市 0 / 0 5
1004 P2047  [NOI2007] 社交网络 0 / 0 4
1010 P2053  [SCOI2007] 修车 0 / 0 6
1013 P2056  [ZJOI2007] 捉迷藏 0 / 0 6
1014 P2057  [SHOI2007] 善意的投票 / [JLOI2010] 冠军调查 0 / 0 5
1018 P2061  [USACO07OPEN] City Horizon S 12 / 17 5
2986 P2099  [NOI2007] 调兵遣将 0 / 0 7
3012 P2109  [NOI2007] 生成树计数 0 / 0 6
1343 P2120  [ZJOI2007] 仓库建设 0 / 0 6
1136 P2144  [FJOI2007] 轮状病毒 0 / 0 6
1137 P2145  [JSOI2007] 祖玛 0 / 0 6
1152 P2160  [SHOI2007] 书柜的尺寸 0 / 0 6
1154 P2162  [SHOI2007] 宝石纪念币 0 / 0 7
1156 P2163  [SHOI2007] 园丁的烦恼 0 / 0 5
1155 P2164  [SHOI2007] 交通网络 0 / 0 6
1203 P2215  [HAOI2007] 上升序列 0 / 0 5
1204 P2216  [HAOI2007] 理想的正方形 0 / 1 4
1205 P2217  [HAOI2007] 分割矩阵 0 / 0 5
1206 P2218  [HAOI2007] 覆盖问题 0 / 0 6
1207 P2219  [HAOI2007] 修筑绿化带 0 / 0 5
1235 P2261  [CQOI2007] 余数求和 6 / 24 5
1049 P2272  [ZJOI2007] 最大半连通子图 1 / 20 5
1389 P2385  [USACO07FEB] Bronze Lilypad Pond B 0 / 0 3
1429 P2411  [USACO07FEB] Silver Lilypad Pond S 0 / 0 5
1479 P2459  [SDOI2007] 立体分割 0 / 0 2
1480 P2460  [SDOI2007] 科比的比赛 0 / 0 6
1482 P2462  [SDOI2007] 游戏 0 / 0 6
1495 P2470  [SCOI2007] 压缩 0 / 0 6
1497 P2471  [SCOI2007] 降雨量 0 / 0 5
1498 P2472  [SCOI2007] 蜥蜴 0 / 0 6
1688 P2666  [USACO07OCT] Bessie's Secret Pasture S 1 / 1 2
1711 P2676  [USACO07DEC] Bookshelf B 1 / 1 1
1712 P2677  [USACO07DEC] Bookshelf 2 B 0 / 0 2
2687 P2776  [SDOI2007] 小组队列 0 / 0 3
1925 P2868  [USACO07DEC] Sightseeing Cows G 0 / 0 6
1926 P2869  [USACO07DEC] Gourmet Grazers G 0 / 0 5
1927 P2870  [USACO07DEC] Best Cow Line G 0 / 0 5
1928 P2871  [USACO07DEC] Charm Bracelet S 3 / 14 2
1929 P2872  [USACO07DEC] Building Roads S 0 / 0 3
1930 P2873  [USACO07DEC] Mud Puddles S 0 / 0 2
1931 P2874  [USACO07FEB] Building A New Barn G 0 / 0 5
1932 P2875  [USACO07FEB] The Cow Lexicon S 0 / 0 5
1933 P2876  [USACO07JAN] Problem Solving G 0 / 0 5
1934 P2877  [USACO07JAN] Cow School G 0 / 0 6
1935 P2878  [USACO07JAN] Protecting the Flowers S 0 / 0 3
1936 P2879  [USACO07JAN] Tallest Cow S 0 / 0 4
1937 P2880  [USACO07JAN] Balanced Lineup G 3 / 3 3
1938 P2881  [USACO07MAR] Ranking the Cows G 0 / 0 4
1939 P2882  [USACO07MAR] Face The Right Way G 1 / 1 5
1940 P2883  [USACO07MAR] Cow Traffic S 0 / 0 5
1941 P2884  [USACO07MAR] Monthly Expense S 0 / 0 3
1942 P2885  [USACO07NOV] Telephone Wire G 0 / 0 5
1943 P2886  [USACO07NOV] Cow Relays G 0 / 0 5
1944 P2887  [USACO07NOV] Sunscreen G 0 / 0 3
1945 P2888  [USACO07NOV] Cow Hurdles S 0 / 0 3
1946 P2889  [USACO07NOV] Milking Time S 0 / 0 3
1947 P2890  [USACO07OPEN] Cheapest Palindrome G 1 / 1 5
1948 P2891  [USACO07OPEN] Dining G 0 / 0 6
3013 P2892  [NOI2007] 追捕盗贼 0 / 0 7
2249 P3185  [HNOI2007] 分裂游戏 4 / 9 6
2250 P3186  [HNOI2007] 所罗门的咒语 0 / 0 7
2251 P3187  [HNOI2007] 最小矩形覆盖 0 / 0 6
2252 P3188  [HNOI2007] 梦幻岛宝珠 0 / 0 6
2253 P3189  [HNOI2007] 海盗分宝 0 / 0 (None)
2254 P3190  [HNOI2007] 神奇游乐园 0 / 0 7
2255 P3191  [HNOI2007] 紧急疏散EVACUATE 0 / 0 6
2256 P3192  [HNOI2007] 胜负一子 0 / 0 7
2521 P3451  [POI2007] ATR-Tourist Attractions 0 / 0 6
2522 P3452  [POI2007] BIU-Offices 0 / 0 5
2523 P3453  [POI2007] DRZ-Trees 0 / 0 6
2524 P3454  [POI2007] OSI-Axes of Symmetry 0 / 0 6
2525 P3455  [POI2007] ZAP-Queries 1 / 3 5
2526 P3456  [POI2007] GRZ-Ridges and Valleys 0 / 0 4
2527 P3457  [POI2007] POW-The Flood 0 / 0 6
2528 P3458  [POI2007] SKA-Rock Garden 0 / 0 6
2529 P3459  [POI2007] MEG-Megalopolis 0 / 0 5
2530 P3460  [POI2007] TET-Tetris Attack 0 / 0 6
2531 P3461  [POI2007] KOL-Railway 0 / 0 (None)
2532 P3462  [POI2007] ODW-Weights 0 / 0 6
2533 P3463  [POI2007] EGZ-Driving Exam 0 / 0 5

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