ID Problem Show tags Hide tags AC / Tried Difficulty
12578 P12798   [NERC 2022] Interactive Factorial Guessing 0 / 0 8
12602 P12822   [NERC 2021] Interactive Treasure Hunt 0 / 0 6
12635 P12858   [NERC 2020 Online] Interactive Knockout 0 / 0 (None)
12639 P12866   [JOI Open 2025] 抽奖 / Lottery 0 / 0 8
12643 P12867   [JOI Open 2025] 心灵感应 / Telepathy 0 / 0 9
12679 P12908   [NERC 2020] Is It Rated? 0 / 0 8
12738 P12942   [NERC 2019] Intriguing Selection 0 / 0 8
12767 P12965   [GCJ Farewell Round #4] Ring-Preserving Networks 0 / 0 8
12778 P12983   [GCJ 2022 Qualification] Twisty Little Passages 0 / 0 8
12782 P12985   [GCJ 2022 #1A] Equal Sum 0 / 0 7
12788 P12989   [GCJ 2022 #1B] ASeDatAb 0 / 0 8
12796 P12997   [GCJ 2022 #3] Revenge of GoroSort 0 / 0 7
12799 P13000   [GCJ 2022 #3] Win As Second 0 / 0 9
12809 P13024   [GCJ 2021 Qualification] Median Sort 0 / 0 7
12820 P13031   [GCJ 2021 #1B] Digit Blocks 0 / 0 7
12836 P13035   [GCJ 2021 #2] Minimum Sort 0 / 0 5
12846 P13045   [GCJ 2021 Finals] Ropes 0 / 0 9
12856 P13051   [GCJ 2020 Qualification] ESAb ATAd 0 / 0 7
12862 P13057   [GCJ 2020 #1B] Blindfolded Bullseye 0 / 0 7
12873 P13068   [GCJ 2020 #3] Pen Testing 0 / 0 8
12879 P13079   [NOISG 2019] Shuffle【交互题待配置】 0 / 0 (None)
12889 P13105   [GCJ 2019 Qualification] Dat Bae 0 / 0 7
12891 P13107   [GCJ 2019 #1A] Golf Gophers 0 / 0 7
12894 P13110   [GCJ 2019 #1B] Draupnir 0 / 0 6
12897 P13113   [GCJ 2019 #1C] Power Arrangers 0 / 0 6
12900 P13116   [GCJ 2019 #2] Pottery Lottery 0 / 0 7
12903 P13119   [GCJ 2019 #3] Zillionim 0 / 0 7
12907 P13123   [GCJ 2019 Finals] Board Meeting [Can't Judge yet] 0 / 0 8
13136 P13134   [GCJ 2018 Qualification] Go, Gopher! 0 / 0 3
13145 P13143   [GCJ 2018 #1C] Lollipop Shop 0 / 0 6
13152 P13150   [GCJ 2018 #3] Name-Preserving Network 0 / 0 8
13159 P13155   [GCJ 2018 Finals] Go, Gophers! 0 / 0 8
13344 P13340   [EGOI 2025] Dark Ride 0 / 0 7
13350 P13346   [EGOI 2025] Laser Strike 0 / 0 9
13039 P13502   [OOI 2024] Draw Polygon Lines 0 / 0 9
13537 P13533   [OOI 2023] 寻找假币 0 / 0 9
13550 P13535   [IOI 2025] Souvenirs 0 / 0 8
13551 P13536   [IOI 2025] 神话三峰(triples)(Part 1) 0 / 0 8
13552 P13537   [IOI 2025] World Map 0 / 0 9
13553 P13538   [IOI 2025] Festival 0 / 0 9
13554 P13539   [IOI 2025] Migrations 0 / 0 9
13555 P13540   [IOI 2025] Obstacles for a Llama 0 / 0 9
13565 P13553   [IOI 2025] 神话三峰(triples)(Part 2) 0 / 0 9
13592 P13589   [NWRRC 2023] Intersegment Activation 0 / 0 7
13046 P13596   『GTOI - 1C』Top Miner 0 / 0 7
13611 P13612   [IOI 2018] combo 组合动作 0 / 0 7
13612 P13613   [IOI 2018] doll 机械娃娃 0 / 0 9
13613 P13614   [IOI 2018] highway 高速公路收费 0 / 0 9
13623 P13636   [NWRRC 2021] Imprecise Permutation Sort 0 / 0 (None)
13069 P13642   EERT 0 / 0 6
13032 P13643   Guess 0 / 0 7
13540 P13652   [CERC 2020] Bank Robbery 0 / 0 8
13318 P13690   [CEOI 2025] boardgames 0 / 0 9
13317 P13691   [CEOI 2025] highest 0 / 0 8
13319 P13692   [CEOI 2025] lawnmower 0 / 0 8
13671 P13693   [CEOI 2025] Equal Mex 0 / 0 8
13672 P13694   [CEOI 2025] Splits 0 / 0 9
13673 P13695   [CEOI 2025] theseus 0 / 0 9
13663 P13711   [NWERC 2023] Lateral Damage 0 / 0 3
13688 P13720   [GCPC 2024] Even Odd Game 0 / 0 7
13713 P13746   [NWERC 2024] Hash Collision 0 / 0 6
13025 P13775   「o.OI R2」nextmin 0 / 0 3
13745 P13782   [eJOI 2022] Where Is the Root? 0 / 0 7
13802 P13853   [CERC 2023] Interactive Reconstruction[Can't judge yet] 0 / 0 8
13755 P13919   [PO Final 2024] 黑暗密室 / The Dark Chambers of Chalmers 0 / 0 9
13807 P13926   [POKATT 2024] 猫和老鼠 / KATT:s and rats 0 / 0 (None)
13911 P13989   [PO Final 2023] 锯木 / The Sawmill 0 / 0 (None)
13941 P13999   [eJOI 2025] Collecting Diamonds 0 / 0 7
13942 P14000   [eJOI 2025] Grid 0 / 0 5
13943 P14001   [eJOI 2025] Prison 0 / 0 8
13944 P14002   [eJOI 2025] Navigation 0 / 0 9
13945 P14003   [eJOI 2025] Reactions 0 / 0 7
13946 P14004   [eJOI 2025] Vacation 0 / 0 7
12998 P14007   「florr IO Round 1」查询游戏 0 / 0 7
13948 P14012   [POCamp 2023] 枫树 / Maple Tree 0 / 0 8
13957 P14020   [ICPC 2024 Nanjing R] 二叉树 0 / 0 6
13084 P14032   【MX-X20-T6】「FAOI-R7」超级电话 0 / 0 8
13947 P14033   【MX-X20-T7】「FAOI-R7」子集乘积(subset) 0 / 0 9
13983 P14034   [PAIO 2025] Cards 0 / 0 3
13984 P14035   [PAIO 2025] GCD 0 / 0 7
13985 P14036   [PAIO 2025] Rooks 0 / 0 6
13987 P14037   [PAIO 2025] XOR multiset 0 / 0 7
13988 P14038   [PAIO 2025] Adventure Plan 0 / 0 7
13989 P14039   [PAIO 2025] Cake 0 / 0 1
13990 P14040   [PAIO 2025] Exhibition 0 / 0 6
13991 P14041   [PAIO 2025] Towers 0 / 0 1
13080 P14083   「CZOI-R7」括号 0 / 0 6
14002 P14099   [POCamp 2022] 一安在?2 / Where's Waldo? 0 / 0 9
13664 P14134   【MX-X22-T5】「TPOI-4E」Get MiN? Get MeX! 0 / 0 7
14088 P14195   [ICPC 2024 Hangzhou R] Identify Chord 0 / 0 8
13111 P14204   [JOIST 2023] 最后之战 / The Last Battle 0 / 0 9
14136 P14210   [ROI 2016 Day2] DNA 解码 0 / 0 6
14130 P14216   [COI 2010] 机器人 / ROBOTI 0 / 0 7
14110 P14227   [ICPC 2024 Kunming I] 排列 0 / 0 8
14149 P14250   [集训队互测 2025] 携春同行 0 / 0 9
14166 P14274   [ROI 2014 Day1] Petya 与机器人 0 / 0 7
14180 P14288   [ICPC 2025 WF] Slot Machine【暂无交互库】 0 / 0 (None)
12959 P14319   「ALFR Round 11」C1 开关灯 (switch) (ez ver.) 0 / 0 5
12961 P14320   「ALFR Round 11」C2 开关灯 (switch) (hd ver.) 0 / 0 7
13012 P14323   「ALFR Round 11」F Permutation 0 / 0 9

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