ID Problem Show tags Hide tags AC / Tried Difficulty
12760 P12958  [GCJ Farewell Round #3] Evolutionary Algorithms 0 / 0 4
13308 P13306  [GCJ 2013 Finals] Let Me Tell You a Story 0 / 0 6
13355 P13351  [GDCPC 2024] 田字格 0 / 0 7
13478 P13465  [GCJ 2008 #1C] Increasing Speed Limits 0 / 0 4
13499 P13486  [GCJ 2008 Finals] Juice 0 / 0 4
13518 P13520  [KOI 2025 #2] 存放箱子 0 / 0 4
13562 P13547  [OOI 2022] Third grader's task 0 / 0 5
12939 P13567  「CZOI-R5」折跃点 0 / 0 5
13591 P13588  [NWRRC 2023] H-Shaped Figures 0 / 0 7
13696 P13738  [JOIGST 2025] 电波塔 / Radio Towers 0 / 0 4
13740 P13773  [CERC 2021] Single-track railway 0 / 0 4
13765 P13812  [CERC 2022] Insertions 0 / 0 6
13837 P13875  [蓝桥杯 2024 省研究生组] 植物生命力 0 / 0 5
13059 P13908  「TFXOI Round 3」旅者之树 0 / 0 5
13917 P13968  [VKOSHP 2024] Classics 0 / 0 5
13927 P13976  数列分块入门 1 0 / 0 3
13930 P13979  数列分块入门 4 0 / 0 3
13945 P14003  [eJOI 2025] Reactions 0 / 0 5
13974 P14046  [SDCPC 2019] BaoBao Loves Reading 0 / 0 5
14034 P14086  [ICPC 2023 Seoul R] Black Box 0 / 0 4
14040 P14092  [ICPC 2023 Seoul R] M. S. I. S. 0 / 0 5
13651 P14140  「SFMOI Round II」Strange Alice Game 0 / 0 5
12962 P14180  「FAOI-R8」奶龙大战暴暴龙 0 / 0 5
13969 P14202  雪月风花 0 / 0 6
14145 P14233  [COI 2011] 收视率 / TELKA 0 / 0 4
14170 P14278  [ROI 2014 Day2] 健康饮食 0 / 0 5
14192 P14301  [JOI2023 预选赛 R2] 日本沉没 2 / Japan Sinks 2 0 / 0 6
13567 P14379  【MX-S9-T2】「LAOI-16」摩天大楼 0 / 0 5
14261 P14394  [JOISC 2016] 俄罗斯套娃 / Matryoshka 0 / 0 6
14264 P14397  [JOISC 2016] 雇佣计划 / Employment 0 / 0 6
14284 P14419  [JOISC 2014] 有趣的家庭菜园 / Growing Vegetables is Fun 0 / 0 4

Categories

Lucky

Pick a problem randomly based on the current filter.