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Accepted problems：672 problems

346812214318519221321824731332935535636738541542743343643743944144246449952055260160260361261361761866567471178578678789890590693495699599699799910021003100410051043106110651146114711481149115011511219122012241227130113101313132213871432153616431768176917701771177417761777178017851786178717881789179018131909196619671968196919701971197219731974197519761977200920112012201720202066206821352142217822232263226422652267226922702271227222732281228222862290229123652369237824762477247824792481248224832484248625062507250825392540254125422543254425452546254725482549255125522553255625622563256825692572257325752583259525962598260026012602260426052607261126122613261526162617261826192621262226252631275727822783278427962836285028542859286528682870288228832884289028912894295829602961296229642965296629722973297429752977298329993083310131033145324132423244324732493250325132643265326732683310350135023503350435063508351035113801384539984000400740084010401140124045404640474048405040524053405540584063406441004114413641634181420742124217422042234251425243214322432344054406456145624565461546294631463246334634463546364637465746604661468946934780479347944814494550255026502750285069507051165120514851515152515351545156515751585159516051625163516451655179518951905195519652215337533853525455545654575458545954605461546254635464546554665495551455525657565856595684568556885694610261036104610661076108611061126113611461156116611761196120612161226123612461256140614161426144616562156216622362256226622762376238624062416308631163126332633463356346634763486349635163526353640764096410641164126414641564166417650465206527653565366538653965416543654465476555664967606768680868096810681268146817681868196820696769687003700570067009701070137015702970307032703370347036703770387040706672767343734573467347734873517352743574367440744174457446744874507453745575007502775178447921792279247925792679277928792979307931796379657968796979737979798079867987798879907991799279937994799579968001801380148035804581348138819782588267833184108412841384168522853185328536853785388539854085418546859986008601860286318632863386348635863686378638868787148716871787198720872390519052905390549055905690579058905990609061906290639182918391849185920492369237923892409241930893099310931293139314931593199320934893979404951696199620962196239624962696279628962996319739974097419742974397449745974697479748974997509751982498269827982898299830983198329833983498359836990199029903990499059928992999309931993299339934993599369937993810099101011010710108102351023610237102381023910240102411024210243102441024510246102471024810249102501025221403215662160821808218102181121812218142181721820218212182521892218932190421907

Tried problems：34 problems

363409610122513201321153115321533154016591660166120182554258828352877324646586239633672787349744277657938962297281019421807218092181521818

Authored problems：14 problems

#Problem Name
1Binary vs Ternary
2Désive
3Haitang and Game
4Haitang and XOR Mex
5Haitang and Graph
6Haitang and Uma Musume
7Haitang and Math
8Haitang and Diameters
9Haitang and Rock Paper Scissors
10Haitang and Water
11Haitang and Ranking
12Haitang and Triangle
13Haitang and Ava
14Shiori

Virtual Participations：35 contests

NameStart time
2020-2021 ICPC Asia Pacific - Yokohama Regional2025-02-25 18:50:51
第八届中国大学生程序设计竞赛 广州站（CCPC 2022 Guangzhou Site）2025-02-25 18:22:51
The 2024 ICPC Northwestern Russia Regional Contest2025-01-13 14:50:19
北京大学 2024 年《数据结构与算法A（实验班）》期末考试2025-01-09 17:55:14
The 2023 ICPC Mid-Central USA Regional Contest (Div. 1)2024-11-28 13:46:53
第十届中国大学生程序设计竞赛 重庆站（CCPC 2024 Chongqing Site）2024-11-20 17:09:59
第八届中国大学生程序设计竞赛 桂林站（CCPC 2022 Guilin）2024-11-17 17:14:38
European Girls' Olympiad in Informatics 2024 Day 12024-10-31 08:47:49
The 2024 ICPC Asia East Continent Online Contest (I)2024-09-18 15:03:04
International Olympiad in Informatics 2016 Day 22024-08-23 13:37:00
International Olympiad in Informatics 2014 Day 12024-08-22 14:08:20
International Olympiad in Informatics 2014 Day 22024-08-22 12:30:15
THUPC 2022 Practice Contest #5: Mixed Contest 22024-06-21 08:33:45
Central European Olympiad in Informatics 2023 Day 12024-05-27 16:55:56
ICPCCamp 2017. Day 5. Yandex Cup 20172024-05-22 16:24:40
2024 北京市大学生程序设计竞赛2024-05-21 16:15:01
2024 小青鱼训练中心 Contest #4: fateice Contest2024-05-08 13:26:34
第二届“致理杯”程序设计大赛 (Div. 1)2024-05-08 08:21:05
2024 小青鱼训练中心 Contest #3: Haoba Contest 12024-05-07 13:37:35
2024 小青鱼训练中心 Contest #2: Shandong PTT Contest2024-05-06 14:10:51
Ukrainian Olympiads in Informatics 2024, Stage IV, Day 22024-04-29 16:52:34
2024 小青鱼训练中心 Contest #1: jiangly Contest2024-04-26 12:49:33
2024 年广东省重点中学信息学邀请赛 (GDKOI 2024) 提高组 第一试2024-01-17 16:32:41
2023 北京市大学生程序设计竞赛2024-01-17 12:14:06
ByteDance-Moscow Workshops Camp 2022. The Final Contest2024-01-16 08:22:21
The 2023 ICPC Asia Yokohama Regional Contest2023-12-12 16:47:07
The 2022 ICPC Northwestern Europe Regional Contest (NWERC 2022)2023-11-26 13:06:45
The 2020 ICPC Asia Yinchuan Regional Contest2023-11-26 12:58:35
2020-2021 ICPC Asia West - Tehran Regional Contest2023-11-23 18:04:45
The 2018 ICPC Asia Xuzhou Regional Programming Contest2023-11-11 13:58:14
The 2018 ICPC Asia Jiaozuo Regional Programming Contest2023-11-07 15:00:02
The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 22023-10-30 16:22:19
The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 12023-05-10 17:06:51
2020-2021 ICPC Central Europe Regional Contest2022-11-11 18:16:28
Petrozavodsk Summer 2022. Day 7. HSE Koresha Contest2022-09-29 21:11:28
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