ID Problem Show tags Hide tags AC / Tried Difficulty
5127 P1005   [NOIP 2007 提高组] 矩阵取数游戏 0 / 0 4
5215 P1093   [NOIP 2007 普及组] 奖学金 1 / 1 2
5216 P1094   [NOIP 2007 普及组] 纪念品分组 0 / 0 2
5217 P1095   [NOIP 2007 普及组] 守望者的逃离 0 / 0 3
5218 P1096   [NOIP 2007 普及组] Hanoi 双塔问题 0 / 0 3
5219 P1097   [NOIP 2007 提高组] 统计数字 0 / 0 2
5220 P1098   [NOIP 2007 提高组] 字符串的展开 0 / 0 2
5221 P1099   [NOIP 2007 提高组] 树网的核 0 / 0 4
5232 P1110   [ZJOI2007] 报表统计 0 / 0 5
5251 P1129   [ZJOI2007] 矩阵游戏 0 / 0 5
5253 P1131   [ZJOI2007] 时态同步 0 / 0 4
5291 P1169   [ZJOI2007] 棋盘制作 0 / 0 4
5478 P1360   [USACO07MAR] Gold Balanced Lineup G 0 / 0 5
5576 P1463   [POI 2001 ] [HAOI2007] 反素数 0 / 0 5
5586 P1474   [USACO2.3] Money System / [USACO07OCT] Cow Cash G 0 / 0 3
5699 P1588   [USACO07OPEN] Catch That Cow S 1 / 1 2
5717 P1606   [USACO07FEB] Lilypad Pond G 0 / 0 6
5734 P1623   [CEOI 2007] 树的匹配 Treasury 0 / 0 6
5759 P1649   [USACO07OCT] Obstacle Course S 0 / 0 3
5908 P1821   [USACO07FEB] Cow Party S 0 / 0 3
5910 P1823   [COI 2007] Patrik 音乐会的等待 0 / 0 4
5928 P1841   [JSOI2007] 重要的城市 0 / 0 5
6066 P1985   [USACO07OPEN] 翻转棋 Fliptile S 0 / 0 5
6127 P2047   [NOI2007] 社交网络 0 / 0 4
6133 P2053   [SCOI2007] 修车 0 / 0 6
6136 P2056   [ZJOI2007] 捉迷藏 0 / 0 6
6137 P2057   [SHOI2007] 善意的投票 / [JLOI2010] 冠军调查 0 / 0 5
6141 P2061   [USACO07OPEN] City Horizon S 0 / 0 5
8101 P2099   [NOI2007] 调兵遣将 0 / 0 7
8127 P2109   [NOI2007] 生成树计数 0 / 0 6
6469 P2120   [ZJOI2007] 仓库建设 5 / 7 6
6262 P2144   [FJOI2007] 轮状病毒 0 / 0 6
6263 P2145   [JSOI2007] 祖玛 0 / 0 7
6278 P2160   [SHOI2007] 书柜的尺寸 0 / 0 6
6280 P2162   [SHOI2007] 宝石纪念币 0 / 0 7
6282 P2163   [SHOI2007] 园丁的烦恼 0 / 0 4
6281 P2164   [SHOI2007] 交通网络 0 / 0 6
6329 P2215   [HAOI2007] 上升序列 0 / 0 5
6330 P2216   [HAOI2007] 理想的正方形 0 / 0 4
6331 P2217   [HAOI2007] 分割矩阵 0 / 0 5
6332 P2218   [HAOI2007] 覆盖问题 0 / 0 5
6333 P2219   [HAOI2007] 修筑绿化带 0 / 0 5
6361 P2261   [CQOI2007] 余数求和 0 / 0 5
6175 P2272   [ZJOI2007] 最大半连通子图 0 / 0 5
6515 P2385   [USACO07FEB] Bronze Lilypad Pond B 0 / 0 3
6555 P2411   [USACO07FEB] Silver Lilypad Pond S 0 / 0 5
6605 P2459   [SDOI2007] 立体分割 0 / 0 2
6606 P2460   [SDOI2007] 科比的比赛 0 / 0 6
6608 P2462   [SDOI2007] 游戏 0 / 0 6
6621 P2470   [SCOI2007] 压缩 0 / 0 6
6623 P2471   [SCOI2007] 降雨量 0 / 0 5
6624 P2472   [SCOI2007] 蜥蜴 0 / 0 6
6811 P2666   [USACO07OCT] Bessie's Secret Pasture S 0 / 0 2
6834 P2676   [USACO07DEC] Bookshelf B 1 / 1 1
6835 P2677   [USACO07DEC] Bookshelf 2 B 0 / 0 2
7806 P2776   [SDOI2007] 小组队列 0 / 0 3
7046 P2868   [USACO07DEC] Sightseeing Cows G 0 / 0 6
7047 P2869   [USACO07DEC] Gourmet Grazers G 0 / 0 5
7048 P2870   [USACO07DEC] Best Cow Line G 0 / 0 5
7049 P2871   [USACO07DEC] Charm Bracelet S 0 / 0 2
7050 P2872   [USACO07DEC] Building Roads S 0 / 0 3
7051 P2873   [USACO07DEC] Mud Puddles S 0 / 0 2
7052 P2874   [USACO07FEB] Building A New Barn G 0 / 0 5
7053 P2875   [USACO07FEB] The Cow Lexicon S 0 / 0 5
7054 P2876   [USACO07JAN] Problem Solving G 0 / 0 5
7055 P2877   [USACO07JAN] Cow School G 0 / 0 6
7056 P2878   [USACO07JAN] Protecting the Flowers S 0 / 0 3
7057 P2879   [USACO07JAN] Tallest Cow S 0 / 0 3
7058 P2880   [USACO07JAN] Balanced Lineup G 0 / 0 3
7059 P2881   [USACO07MAR] Ranking the Cows G 0 / 0 4
7060 P2882   [USACO07MAR] Face The Right Way G 0 / 0 4
7061 P2883   [USACO07MAR] Cow Traffic S 0 / 0 5
7062 P2884   [USACO07MAR] Monthly Expense S 0 / 0 3
7063 P2885   [USACO07NOV] Telephone Wire G 0 / 0 5
7064 P2886   [USACO07NOV] Cow Relays G 0 / 0 5
7065 P2887   [USACO07NOV] Sunscreen G 0 / 0 3
7066 P2888   [USACO07NOV] Cow Hurdles S 0 / 0 3
7067 P2889   [USACO07NOV] Milking Time S 0 / 0 3
7068 P2890   [USACO07OPEN] Cheapest Palindrome G 0 / 0 4
7069 P2891   [USACO07OPEN] Dining G 0 / 0 6
8128 P2892   [NOI2007] 追捕盗贼 0 / 0 7
7370 P3185   [HNOI2007] 分裂游戏 0 / 0 6
7371 P3186   [HNOI2007] 所罗门的咒语 0 / 0 7
7372 P3187   [HNOI2007] 最小矩形覆盖 0 / 0 6
7373 P3188   [HNOI2007] 梦幻岛宝珠 0 / 0 6
7374 P3189   [HNOI2007] 海盗分宝 0 / 0 (None)
7375 P3190   [HNOI2007] 神奇游乐园 0 / 0 7
7376 P3191   [HNOI2007] 紧急疏散(EVACUATE) 0 / 0 6
7377 P3192   [HNOI2007] 胜负一子 0 / 0 7
7641 P3451   [POI 2007] ATR-Tourist Attractions 0 / 0 6
7642 P3452   [POI 2007] BIU-Offices 0 / 0 5
7643 P3453   [POI 2007] DRZ-Trees 0 / 0 6
7644 P3454   [POI 2007] OSI-Axes of Symmetry 0 / 0 6
7645 P3455   [POI 2007] ZAP-Queries 0 / 0 5
7646 P3456   [POI 2007] GRZ-Ridges and Valleys 0 / 0 4
7647 P3457   [POI 2007] POW-The Flood 0 / 0 5
7648 P3458   [POI 2007] SKA-Rock Garden 0 / 0 6
7649 P3459   [POI 2007] MEG-Megalopolis 0 / 0 5
7650 P3460   [POI 2007] TET-Tetris Attack 0 / 0 6
7651 P3461   [POI 2007] KOL-Railway 0 / 0 (None)

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