ID Problem Show tags Hide tags AC / Tried Difficulty
1898 P2242   「CQOI2014」通配符匹配 0 / 0 (None)
1899 P2244   「NOI2014」起床困难综合症 0 / 0 (None)
1900 P2245   「NOI2014」魔法森林 0 / 0 (None)
1902 P2246   「NOI2014」动物园 0 / 0 (None)
1903 P2247   「NOI2014」消除游戏 0 / 0 (None)
1904 P2248   「NOI2014」随机数生成器 0 / 0 (None)
1905 P2249   「NOI2014」购票 0 / 0 (None)
1906 P2250   「ZJOI2017」仙人掌 0 / 0 (None)
1907 P2251   「ZJOI2017」树状数组 0 / 0 (None)
1908 P2252   「ZJOI2017」多项式 0 / 0 (None)
1909 P2253   「SNOI2017」礼物 0 / 0 (None)
1910 P2254   「SNOI2017」一个简单的询问 0 / 0 (None)
1911 P2255   「SNOI2017」炸弹 0 / 0 (None)
1913 P2256   「SNOI2017」英雄联盟 0 / 0 (None)
1914 P2257   「SNOI2017」遗失的答案 0 / 0 (None)
1915 P2258   「SNOI2017」魔塔 0 / 0 (None)
1916 P2259   「FJOI2014」最短路径树问题 0 / 0 (None)
1917 P2261   「CTSC2017」密钥 0 / 0 (None)
1918 P2262   「CTSC2017」网络 0 / 0 (None)
1919 P2263   「CTSC2017」游戏 0 / 0 (None)
1920 P2264   「CTSC2017」吉夫特 0 / 0 (None)
1921 P2265   「CTSC2017」最长上升子序列 0 / 0 (None)
1922 P2266   「CTSC2017」投影 0 / 0 (None)
1924 P2267   「SDOI2017」龙与地下城 0 / 0 (None)
1925 P2268   「SDOI2017」苹果树 0 / 0 (None)
1926 P2269   「SDOI2017」切树游戏 0 / 0 (None)
1927 P2270   「SDOI2017」天才黑客 0 / 0 (None)
1928 P2271   「SDOI2017」遗忘的集合 0 / 0 (None)
1929 P2272   「SDOI2017」文本校正 0 / 0 (None)
1930 P2273   「JXOI2017」数列 0 / 0 (None)
1931 P2274   「JXOI2017」加法 0 / 0 (None)
1932 P2275   「JXOI2017」颜色 0 / 0 (None)
1933 P2276   「HAOI2017」新型城市化 0 / 0 (None)
1935 P2277   「HAOI2017」方案数 0 / 0 (None)
1936 P2278   「HAOI2017」字符串 0 / 0 (None)
1937 P2279   「SCOI2007」降雨量 0 / 0 (None)
1938 P2280   「FJOI2017」矩阵填数 0 / 0 (None)
1939 P2281   「POI2012」字母 Letters 0 / 0 (None)
1940 P2282   「USACO 2018.12 Platinum」Balance Beam 0 / 0 (None)
1941 P2283   「USACO 2018.12 Platinum」Sort It Out 0 / 0 (None)
1942 P2284   「USACO 2018.12 Platinum」The Cow Gathering 0 / 0 (None)
1943 P2285   「WC2017」棋盘 0 / 0 (None)
1944 P2286   「WC2017」挑战 0 / 0 (None)
1946 P2287   「WC2017」排序 0 / 0 (None)
1947 P2288   「THUWC 2017」大葱的神力 0 / 0 (None)
1948 P2289   「THUWC 2017」在美妙的数学王国中畅游 0 / 0 (None)
1949 P2290   「THUWC 2017」随机二分图 0 / 0 (None)
1950 P2291   「THUSC 2016」补退选 0 / 0 (None)
1951 P2292   「THUSC 2016」成绩单 0 / 0 (None)
1952 P2293   「THUSC 2016」星露谷物语 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.