ID Problem Show tags Hide tags AC / Tried Difficulty
18452 P11984   [JOIST 2025] 占卜 3 / Fortune Telling 3 0 / 0 9
16882 P11988   [JOIST 2025] 宇宙怪盗 / Space Thief 0 / 0 9
16943 P11991   [JOIST 2025] 多方通信 / Multi Communication 0 / 0 8
16944 P11992   [JOIST 2025] 电路 2 / Circuit 2 0 / 0 9
16875 P11999   投入严厉地本地 0 / 0 5
17021 P12025   [USACO25OPEN] Sequence Construction S 0 / 0 6
17030 P12031   [USACO25OPEN] Forklift Certified P 0 / 0 7
16908 P12035   [USTCPC 2025] Hackergame 0 / 0 3
16910 P12037   [USTCPC 2025] 数学分析 0 / 0 6
16914 P12041   [USTCPC 2025] 图上交互题 2 / Constructive Minimum Mex Path 0 / 0 5
16915 P12042   [USTCPC 2025] 图上交互题 3 / Constructive Maximum Mex Path 0 / 0 6
16916 P12043   [USTCPC 2025] 图上交互题4 / Constructive Shortest Path 0 / 0 6
16917 P12044   [USTCPC 2025] Algorithm Duel 0 / 0 8
13143 P12049   KMN の培养皿 0 / 0 9
17038 P12051   [THUPC 2025 决赛] 排列与质数 0 / 0 6
17042 P12055   [THUPC 2025 决赛] 一个 01 串,n 次三目运算符,最后值为 1 0 / 0 9
17049 P12058   [THUPC 2025 决赛] 三元链 0 / 0 8
16320 P12067   [THOI 2013] 魔塔 0 / 0 (None)
16321 P12068   [THOI 2013] 宇宙飞艇 0 / 0 (None)
17057 P12077   [OOI 2025] Strong Connectivity Strikes Back 0 / 0 9
17068 P12081   基础构造练习题 2(P11635 加强版) 0 / 0 9
16688 P12086   [RMI 2019] 分钱 / Devil's Share 0 / 0 9
16957 P12088   [RMI 2019] 还原 / Restore Arrays 0 / 0 7
17056 P12090   [RMI 2019] 秘密排列 / Secret Permutation 0 / 0 7
17062 P12092   [NERC2024] Adrenaline Rush 0 / 0 5
17063 P12093   [NERC2024] BitBitJump 0 / 0 7
17064 P12094   [NERC2024] Cactus without Bridges 0 / 0 9
17065 P12095   [NERC2024] DAG Serialization 0 / 0 6
17066 P12096   [NERC2024] Expression Correction 0 / 0 6
17070 P12099   [NERC2024] Hunting Hoglins in Hogwarts 0 / 0 9
17075 P12104   [NERC2024] Managing Cluster 0 / 0 8
17082 P12111   [NWRRC2024] Game of Annihilation 0 / 0 (None)
17085 P12114   [NWRRC2024] Just Half is Enough 0 / 0 6
17087 P12115   [NWRRC2024] Keyboard Chaos 0 / 0 (None)
17014 P12118   [NordicOI 2025] 点对处理 / Dodgeball Diplomacy 0 / 0 8
17016 P12120   [NordicOI 2025] 时之预言 / Xoracle 0 / 0 7
17125 P12158   [蓝桥杯 2025 省 Java B] 爆破 0 / 0 5
15997 P12183   DerrickLo's Milk Loong (UBC002F) 0 / 0 8
17167 P12197   Hash Killer I 0 / 0 8
17168 P12198   Hash Killer II 0 / 0 7
17169 P12199   Hash Killer III【Open Problem】 0 / 0 (None)
17178 P12200   Hash Killer Extra 0 / 0 7
17179 P12201   Hash Killer Phantasm 0 / 0 8
17100 P12202   [COI 2022] 回文子串 / Madioničar 0 / 0 7
17101 P12204   [COI 2022] 委员选举 / Povierenstvo 0 / 0 9
17232 P12261   [蓝桥杯 2024 国 Java B] 激光炮 0 / 0 6
17247 P12275   [蓝桥杯 2024 国 Python B] 工厂 0 / 0 6
17254 P12282   [蓝桥杯 2024 国 Python A] 羊圈 0 / 0 6
17266 P12294   [THUPC 2025 决赛] 一个 01 串,n 次三目运算符,最后值为 1(加强版) 0 / 0 9
17174 P12295   [ICPC 2022/2023 WF] Riddle of the Sphinx 0 / 0 5
17173 P12297   [ICPC 2022/2023 WF] Three Kinds of Dice 0 / 0 8
17171 P12298   [ICPC 2022/2023 WF] Carl’s Vacation 0 / 0 8
17161 P12302   [ICPC 2023 WF] Jet Lag 0 / 0 6
17162 P12303   [ICPC 2023 WF] Waterworld 0 / 0 8
17166 P12305   [ICPC 2023 WF] Alea Iacta Est 0 / 0 8
17156 P12306   [ICPC 2022 WF] Doing the Container Shuffle 0 / 0 6
17172 P12308   [ICPC 2022 WF] Toy Train Tracks 0 / 0 7
17176 P12310   [ICPC 2022 WF] Compression 0 / 0 3
17177 P12311   [ICPC 2022 WF] Archaeological Recovery 0 / 0 9
16572 P12335   真真随机 0 / 0 7
15881 P12336   第三心脏 1 / 1 9
16451 P12352   「HCOI-R2」Rabbit Panic (Easy Ver.) 0 / 0 5
16450 P12356   「HCOI-R2」Rabbit Panic (Hard Ver.) 0 / 0 9
17242 P12362   [eJOI 2024] 霍拉舞 / Hora 0 / 0 (None)
17310 P12371   【模板】最大团/最大独立集 0 / 0 8
16863 P12373   「LAOI-12」命运。 0 / 0 3
16319 P12387   纯白之箭 0 / 0 5
17119 P12399   「FAOI-R9」少年游 0 / 0 8
17332 P12402   [COI 2025] 贪腐 / Korupcija 0 / 0 9
17333 P12403   [COI 2025] 象掌兽 / Lirili Larila 0 / 0 9
14858 P12404   「CZOI-R3」可爱棉羊 1 / 2 3
16818 P12408   始终 0 / 0 3
17334 P12417   基础构造练习题 1 0 / 0 9
16905 P12421   【MX-X12-T4】「ALFR Round 5」游戏 0 / 0 7
16272 P12425   【MX-X12-T7+】「ALFR Round 5」地铁(Hard Version) 0 / 0 9
17344 P12427   [BalticOI 2025] Tour 0 / 0 7
17345 P12428   [BalticOI 2025] Tower 0 / 0 9
17327 P12434   [NERC2023] Cactus Transformation 0 / 0 9
17329 P12436   [NERC2023] Evaluate It and Back Again 0 / 0 7
17350 P12437   [NERC2023] Fugitive Frenzy 0 / 0 9
17352 P12439   [NERC2023] Hypercatapult Commute 0 / 0 7
17353 P12440   [NERC2023] Innovative Washing Machine 0 / 0 9
17356 P12443   [NERC2023] LOL Lovers 1 / 1 3
17337 P12446   [COTS 2025] 答好位 / Vrsta 0 / 0 8
17357 P12447   [COTS 2025] 砍树 / Stablo 0 / 0 8
17367 P12453   [INOI Team Selection 2021] Lisdeque 0 / 0 7
15771 P12466   『FCRT / 1 - 3』Wordle 0 / 0 7
17378 P12472   [集训队互测 2024] 基础 ABC 练习题 0 / 0 9
17393 P12479   [集训队互测 2024] 长野原龙势流星群 0 / 0 8
16507 P12497   「DLESS-1」回文括号序列 0 / 0 5
17376 P12504   「ROI 2025 Day1」树上的青蛙 0 / 0 9
17401 P12509   通信题 0 / 0 5
17397 P12528   [XJTUPC 2025] 量子力学 0 / 0 5
17398 P12529   [XJTUPC 2025] 对称隔离:黑白之战 0 / 0 3
17400 P12531   [XJTUPC 2025] Beat Verdict: Precision Strike 0 / 0 6
17404 P12533   [XJTUPC 2025] 9-Nine 0 / 0 6
17405 P12534   [XJTUPC 2025] 奥日 0 / 0 6
17406 P12535   [XJTUPC 2025] 棱堡 0 / 0 7
17411 P12540   [XJTUPC 2025] 离散对数 0 / 0 6
17425 P12541   [APIO2025] Hack! 0 / 0 9

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