PC2022 Problem 3 – Intermediate results, pre-final

There will be no more hints published for the third problem.

By 13th March 2022, 13:00 GMT, there are 1118 participants from 80 countries. 61 solutions to P3 were submitted, out of which 37 were correct.

Correct solutions by university students:

First nameSurnameCountrySchool/UniversityP3 date time
DD/MM/YY 00:00:00
AlessandroRezziItalyUniversity of Padova16/1/22 15:54
Bayram AlpSahinTurkeyBogazici University16/1/22 16:19
Zhening LiEddie ChenCanada/United StatesMassachusetts Institute of Technology16/1/22 17:05
Ameya VikramaSinghIndiaIndian Institute of Technology Bombay18/1/22 17:42
Yeswanth NarayanaPatnanaIndiaIndian institute of technology Madras20/1/22 13:25
JaroslavHermanCzech RepublicCharles University21/1/22 18:21
ErikSünderhaufGermanyTechnical University of Munich21/1/22 19:03
ShofarSnoSurinameAnton de Kom University of Suriname21/1/22 19:04
YuechenZhuChinaPeking University23/1/22 06:58
QianLinChinaUniversity of Oxford23/1/22 10:39
IsaacWuAustraliaUniversity of Melbourne25/1/22 03:24
KevinYouUnited StatesCarnegie Mellon University27/1/22 00:38
FelixSchwarzfischerGermanyTechnical University Munich27/1/22 13:57
ZiyueWangChinaHebei University of Technology6/2/22 11:37
AmeyaDeshmukhIndiaIIT Bombay20/2/22 12:32
RicardsKnipsisLatviaUniversity of Manchester20/2/22 12:59
Cheng WeiLinTaiwanNational Cheng Kung University7/3/22 12:36
PushpRajIndiaIIT DELHI13/3/22 07:44
MarinusLehmannGermanyUniversity of Potsdam29/3/22 20:35

Correct solutions by pre-university students:

LucaMilaneseItalyLiceo “Leonardo da Vinci”, Terracina16/1/22 16:01
Vlad-ȘtefanOrosRomania“Grigore Moisil” Theoretical High School16/1/22 19:10
Balázs CsabaKovácsHungaryHatvani Bajza József Gimnázium19/1/22 18:10
FilipVučićCroatiaI. gymnasium Zagreb19/1/22 20:44
Ahmet BahadırTRABZONTurkeyKabatas Erkek High School21/1/22 13:10
Emir AkdağKaan DereTurkeyBahcesehir Highschool of Science and Technology21/1/22 14:48
ChengkaiYuChinaThe High School Affiliated to Renmin University of China23/1/22 12:59
GigiTsirekidzeGeorgiaLEPL Kutaisi Andria Razmadze physics and mathematical public school N4123/1/22 19:26
MatejGelevNorth MacedoniaYahja Kemal28/1/22 12:25
YehyunChoiUnited StatesWestlake High School30/1/22 16:59
FelixYewMalaysiaNational Junior College, Singapore3/2/22 15:24
Emerson FranzuaAldana GavarreteHondurasSchool6/2/22 02:35
RhythmKediaIndiaLord Buddha Public school11/2/22 10:55
AlptürkEskiTurkeyErbakır Science High School16/2/22 19:06
SebastiánArévaloEl SalvadorInstituto Emiliani20/2/22 01:36
Absur KhanSiamBangladeshGap Year27/2/22 07:35
Miguel IsaíasDoradea MeléndezEl SalvadorInsituto Emiliani6/3/22 00:49
AzimuddinSheikhIndiaFIITJEE6/3/22 20:37


The list of countries:
Algeria, Argentina, Australia, Azerbaijan, Bahrain, Bangladesh, Belarus, Belgique, Bosnia and Herzegovina, Brazil, Brunei Darussalam, Bulgaria, Canada, China, Costa Rica, Croatia, Czech Republic, Cuba, Egypt, El Salvador, Estonia, Ethiopia, Finland, France, Georgia, Germany, Greece, Honduras, Hong Kong, Hungary, India, Indonesia, Iran, Israel, Italy, Japan, Kazakhstan, Korea, Kosovo, Kyrgyzstan, Latvia, Lebanon, Lithuania, Luxembourg, Macao, Malaysia, Mexico, Moldova, Mongolia, Nepal, Nigeria, North Macedonia, Pakistan, Peru, Philippines, Poland, Romania, Russia, Saudi Arabia, Serbia, Singapore, Slovakia, South Africa, Spain, Sri Lanka, Suriname, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, United States, Uzbekistan, Vietnam