ID Problem Show tags Hide tags AC / Tried Difficulty
866 P1910  L 国的战斗之间谍 1 / 3 2
880 P1927  防护伞 1 / 1 2
883 P1930  [USACO3.3] 亚瑟王的宫殿 1 / 1 5
894 P1941  [NOIP2014 提高组] 飞扬的小鸟 1 / 1 4
936 P1985  [USACO07OPEN] 翻转棋 Fliptile S 0 / 2 5
5074 P1989  无向图三元环计数 2 / 4 5
952 P2003  [CRCI 2008] PLATFORME 平板 0 / 0 2
959 P2010  [NOIP2016 普及组] 回文日期 0 / 0 2
985 P2038  [NOIP2014 提高组] 无线网络发射器选址 0 / 0 2
987 P2040  打开所有的灯 0 / 0 3
996 P2049  魔术棋子 0 / 0 3
1033 P2089  烤鸡 0 / 0 2
1096 P2136  拉近距离 0 / 0 4
1280 P2141  [NOIP2014 普及组] 珠心算测验 19 / 106 2
1130 P2148  [SDOI2009] E&D 0 / 0 5
1139 P2157  [SDOI2009] 学校食堂 0 / 0 6
1150 P2167  [SDOI2009] Bill的挑战 0 / 0 5
1173 P2199  最后的迷宫 0 / 4 3
1184 P2208  [USACO13OPEN] What's Up With Gravity S 0 / 0 5
1215 P2237  [USACO14FEB] Auto-complete S 0 / 0 4
1218 P2241  统计方形(数据加强版) 25 / 50 2
1228 P2258  [NOIP2014 普及组] 子矩阵 0 / 0 5
1225 P2261  [CQOI2007] 余数求和 1 / 1 5
1255 P2280  [HNOI2003] 激光炸弹 1 / 1 3
1282 P2312  [NOIP2014 提高组] 解方程 0 / 0 5
1286 P2313  [HNOI2005] 汤姆的游戏 0 / 0 3
1288 P2315  [HNOI2005] 数三角形 0 / 0 6
1309 P2328  [SCOI2005] 超级格雷码 0 / 0 5
1336 P2356  弹珠游戏 1 / 1 1
1353 P2368  EXCEEDED WARNING B 0 / 0 2
1399 P2398  GCD SUM 4 / 10 5
1416 P2418  yyy loves OI IV 0 / 0 5
1442 P2441  角色属性树 0 / 0 4
1475 P2465  [SDOI2008] 山贼集团 0 / 0 6
1483 P2468  [SDOI2010] 粟粟的书架 0 / 0 6
1495 P2479  [SDOI2010] 捉迷藏 0 / 0 6
1519 P2501  [HAOI2006] 数字序列 0 / 0 6
1520 P2502  [HAOI2006] 旅行 1 / 1 5
1527 P2508  [HAOI2008] 圆上的整点 0 / 0 6
1546 P2530  [SHOI2001] 化工厂装箱员 0 / 0 5
1587 P2583  地铁间谍 0 / 0 5
1635 P2615  [NOIP2015 提高组] 神奇的幻方 0 / 0 2
1662 P2637  第一次,第二次,成交! 0 / 0 1
1671 P2647  最大收益 0 / 0 5
1673 P2648  赚钱 0 / 0 3
1271 P2655  2038年问题 0 / 0 3
1689 P2665  [USACO08FEB] Game of Lines S 0 / 0 3
1704 P2679  [NOIP2015 提高组] 子串 1 / 1 4
1716 P2693  [USACO1.3] 号码锁 Combination Lock 0 / 0 2
1724 P2703  [NOI2006] 千年虫 0 / 0 7
1735 P2723  [USACO3.1] 丑数 Humble Numbers 0 / 0 4
1736 P2724  [USACO3.1] 联系 Contact 0 / 0 5
1740 P2729  [USACO3.2] 饲料调配 Feed Ratios 0 / 0 3
1764 P2749  [USACO5.1] 夜空繁星Starry Night 0 / 0 5
1761 P2751  [USACO4.2] 工序安排 Job Processing 0 / 0 5
1823 P2787  语文1(chin1)- 理理思维 0 / 0 5
1904 P2857  [USACO06FEB] Steady Cow Assignment G 0 / 0 6
1914 P2867  [USACO06NOV] Big Square S 0 / 0 4
1918 P2871  [USACO07DEC] Charm Bracelet S 1 / 1 2
1929 P2882  [USACO07MAR] Face The Right Way G 0 / 0 5
1958 P2911  [USACO08OCT] Bovine Bones G 12 / 24 1
1981 P2935  [USACO09JAN] Best Spot S 0 / 0 3
1987 P2941  [USACO09FEB] Surround the Islands S 0 / 0 5
1989 P2943  [USACO09MAR] Cleaning Up G 0 / 0 5
1994 P2948  [USACO09OPEN] Ski Lessons G 0 / 0 5
2025 P2979  [USACO10JAN] Cheese Towers S 0 / 0 4
2058 P3014  [USACO11FEB] Cow Line S 0 / 0 4
2061 P3017  [USACO11MAR] Brownie Slicing G 0 / 0 5
2090 P3046  [USACO12FEB] Symmetry G 0 / 0 5
2097 P3053  [USACO12OPEN] Unlocking Blocks S 0 / 0 5
2112 P3068  [USACO13JAN] Party Invitations S 0 / 0 3
2118 P3074  [USACO13FEB] Milk Scheduling S 0 / 0 3
2130 P3086  [USACO13OPEN] Figure Eight G 0 / 0 6
2133 P3089  [USACO13NOV] Pogo-Cow S 0 / 0 5
2137 P3093  [USACO13DEC] Milk Scheduling S 0 / 0 3
2144 P3100  [USACO14JAN] Building a Ski Course G 0 / 0 5
2149 P3105  [USACO14OPEN] Fair Photography S 0 / 0 5
2153 P3109  [USACO14OPEN] Code Breaking G 0 / 0 5
2157 P3113  [USACO14DEC] Marathon G 0 / 0 5
2170 P3126  [USACO15OPEN] Palindromic Paths G 0 / 0 5
2171 P3127  [USACO15OPEN] Trapped in the Haybales G 0 / 0 5
2173 P3129  [USACO15DEC] High Card Low Card P 1 / 1 5
2179 P3135  [USACO16JAN] Fort Moo P 0 / 0 3
2181 P3137  [USACO16FEB] Circular Barn S 0 / 0 4
2182 P3138  [USACO16FEB] Load Balancing S 0 / 0 3
2185 P3141  [USACO16FEB] Fenced In P 0 / 0 5
2187 P3143  [USACO16OPEN] Diamond Collector S 0 / 0 3
2189 P3145  [USACO16OPEN] Splitting the Field G 0 / 0 5
2239 P3185  [HNOI2007] 分裂游戏 0 / 0 6
2241 P3187  [HNOI2007] 最小矩形覆盖 0 / 0 6
2243 P3189  [HNOI2007] 海盗分宝 0 / 0 (None)
2255 P3201  [HNOI2009] 梦幻布丁 0 / 0 6
2262 P3208  [HNOI2010] 矩阵 0 / 0 7
2267 P3213  [HNOI2011] 勾股定理 0 / 0 6
2271 P3217  [HNOI2011] 数矩形 0 / 0 6
2273 P3219  [HNOI2012] 三角形覆盖问题 0 / 0 5
2285 P3231  [HNOI2013] 消毒 0 / 0 6
2303 P3249  [HNOI2016] 矿区 0 / 0 6
2310 P3256  [JLOI2013] 赛车 0 / 0 6
2316 P3262  [JLOI2015] 战争调度 0 / 0 6

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