ID Problem Show tags Hide tags AC / Tried Difficulty
4915 P5913  [POI 2004] KAG 1 / 1 6
4913 P5914  [POI 2004] MOS 0 / 0 4
4151 P5915  冬至 1 / 1 7
4917 P5916  [FJOI2014] 病毒防护带 0 / 0 3
4919 P5917  [IOI 1995] 铺放矩形块 0 / 0 4
4920 P5918  [FJOI2015] 金币换位问题 0 / 0 6
4916 P5919  [POI 2004] MAK 0 / 0 6
4921 P5920  [IOI 2005] gar 0 / 0 5
4922 P5921  [POI 1999] 原始生物 0 / 0 5
4923 P5923  [IOI 2004] empodia 障碍段 0 / 0 4
4924 P5924  [IOI 2004] Phidias 菲迪亚斯神 0 / 0 4
4925 P5925  [POI 2007] 天然气管道Gaz 0 / 0 2
4926 P5926  [JSOI2009] 面试的考验 0 / 0 6
4927 P5927  [JSOI2010] 下棋问题 0 / 0 5
5068 P5928  [清华集训 2014] 文学 0 / 0 6
4929 P5929  [POI 1999] 地图 0 / 0 4
4931 P5930  [POI 1999] 降水 0 / 0 4
4502 P5931  [清华集训 2015] 灯泡 1 / 1 4
4934 P5932  [POI 1999] 多边形之战 0 / 0 4
4930 P5933  [清华集训 2012] 串珠子 0 / 0 6
4932 P5934  [清华集训 2012] 最小生成树 0 / 0 6
4933 P5935  [清华集训 2012] 攻占黄金乡 0 / 0 5
4935 P5936  [POI 1999] 飞弹 0 / 0 (None)
4928 P5937  [CEOI 1999] Parity Game 0 / 0 4
4936 P5938  [POI 1999] 祭坛问题 0 / 0 (None)
4937 P5939  [POI 1998] 折线 0 / 0 4
4938 P5940  [POI 1997] 跳 0 / 0 6
4939 P5941  [POI 1997] ADDON 0 / 0 2
4940 P5942  [POI 2002] 敌对球迷 0 / 0 2
4941 P5943  [POI 2002] 最大的园地 1 / 1 4
4942 P5944  [POI 2002] 出圈游戏 1 / 1 6
4943 P5945  [POI 2002] 协议 0 / 0 5
4944 P5946  [POI 2002] B-Smooth 数 0 / 0 5
4945 P5947  [POI 2003] Trinomial 0 / 0 5
4946 P5948  [POI 2003] Chocolate 0 / 0 4
4948 P5949  [BalticOI 2000] Division expression 0 / 0 2
4949 P5950  [BalticOI 2000] Stickers 0 / 0 6
4951 P5951  [BalticOI 2003] Barrel 0 / 0 2
4954 P5952  [POI 2018] 水箱 0 / 0 6
4955 P5953  [POI 2018] Różnorodność 0 / 0 5
5066 P5954  [JSOI2013] 侦探 JYY 0 / 0 5
4956 P5955  [POI 2018] Pionek 0 / 0 6
4958 P5956  [POI 2017] Podzielno 0 / 0 3
4957 P5957  [POI 2017] Flappy Bird 0 / 0 4
4959 P5958  [POI 2017] Sabotaż 0 / 0 5
4953 P5959  [POI 2018] Plan metra 0 / 0 4
4386 P5960  【模板】差分约束 4 / 28 4
4947 P5961  [BalticOI 2006] coin collector钱币收藏家 0 / 0 3
4950 P5962  [BalticOI 2004] ships 船 0 / 0 5
4952 P5963  [BalticOI ?] Card 卡牌游戏【来源请求】 0 / 0 3
4968 P5964  [POI 2016] Park wodny 0 / 0 5
4961 P5965  [PA 2019] A+B 0 / 0 3
4964 P5966  [POI 2016] Hydrorozgrywka 0 / 0 6
4965 P5967  [POI 2016] Korale 0 / 0 5
4963 P5968  [POI 2017] Reprezentacje ró?nicowe 0 / 0 4
4966 P5969  [POI 2016] Nadajniki 0 / 0 5
4967 P5970  [POI 2016] Nim z utrudnieniem 0 / 0 5
3229 P5971  [CTSC2009] 移盘子 0 / 0 5
4969 P5972  [PA 2019] Desant 0 / 0 7
4998 P5973  [PA 2013] Iloczyn 0 / 0 3
4997 P5974  [CEOI 2006] ANTENNA 0 / 0 6
4996 P5975  [CEOI 2009] photo 0 / 0 5
4995 P5976  [CEOI 2008] Dominance 0 / 0 4
4994 P5977  [CEOI 2008] Fence 0 / 0 6
4993 P5978  [CEOI 2018] Global warming 0 / 0 4
4970 P5979  [PA 2014] Druzyny 0 / 0 7
4971 P5980  [PA 2019] Herbata 0 / 0 4
4972 P5981  [PA 2019] Iloczyny Fibonacciego 0 / 0 7
4973 P5982  [PA 2019] Trzy kule 0 / 0 6
4974 P5983  [PA 2019] Osady i warownie 2 0 / 0 6
4975 P5984  [PA 2019] Podatki drogowe 0 / 0 7
4976 P5985  [PA 2019] Muzyka pop 0 / 0 6
4977 P5986  [PA 2019] Szprotki i szczupaki 0 / 0 6
4978 P5987  [PA 2019] Terytoria 0 / 0 6
4979 P5988  [PA 2019] Wyspa 0 / 0 7
4980 P5989  [PA 2019] Wina 0 / 0 3
4981 P5990  [PA 2015] Kieszonkowe 0 / 0 2
4982 P5991  [PA 2015] Równanie 0 / 0 3
4983 P5992  [PA 2015] Rozstaw szyn 0 / 0 5
4984 P5993  [PA 2014] Iloczyn 0 / 0 2
4985 P5994  [PA 2014] Kuglarz 0 / 0 4
4986 P5995  [PA 2014] Lustra 0 / 0 3
4987 P5996  [PA 2014] Muzeum 0 / 0 6
4988 P5997  [PA 2014] Pakowanie 0 / 0 5
4989 P5998  [PA 2014] Plemiona 0 / 0 6
4990 P5999  [CEOI 2016] kangaroo 0 / 0 6
4991 P6000  [CEOI 2016] match 0 / 0 6
4992 P6001  [CEOI 2016] popeala 0 / 0 6
5008 P6002  [USACO20JAN] Berry Picking S 0 / 0 3
5009 P6003  [USACO20JAN] Loan Repayment S 0 / 0 5
5010 P6004  [USACO20JAN] Wormhole Sort S 0 / 0 4
5005 P6005  [USACO20JAN] Time is Mooney G 0 / 0 4
5006 P6006  [USACO20JAN] Farmer John Solves 3SUM G 0 / 0 5
5007 P6007  [USACO20JAN] Springboards G 0 / 0 5
5001 P6008  [USACO20JAN] Cave Paintings P 0 / 0 5
5002 P6009  [USACO20JAN] Non-Decreasing Subsequences P 0 / 0 6
5003 P6010  [USACO20JAN] Falling Portals P 0 / 0 6
5014 P6011  [SCOI2006] 动态最值 0 / 0 5
5043 P6012  [P5087] 数学 加强版 0 / 0 6
4910 P6013  [CSGRound3] 压岁钱 0 / 0 2

Categories

Lucky

Pick a problem randomly based on the current filter.