PC2023 Problem 2 – Intermediate results, week 7

There will be no more hints for Problem 2! The next intermediate results for Problem 2 will be published at 13:00 GMT, on 12th February 2023.

By 5th February 2023, 13:00 GMT, there are 1216 participants from 90 countries. 75 solutions to P2 were submitted, out of which 14 were correct. Next update of the intermediate results: 12th February 2023, 13:00 GMT.

Correct solutions by university students:

GilRonenIsraelHebrew University of Jerusalem24/12/2022 23:23:00
AnindyaGuriaIndiaIndian Institute of Science28/12/2022 13:51:00
EyalWalachIsraelBar-Ilan University01/01/2023 00:07:00
ZiyueWangChinaHebei University of Technology01/01/2023 04:10:00
LukaPassek-KumeričkiCroatiaUniversity of Zagreb07/01/2023 21:23:00
SoumyadeepSarmaIndiaIndian Institute of Science29/01/2023 02:44:00
KerimCherkezovTurkmenistanTurkmen State University03/02/2023 16:09:00

Correct solutions by pre-university students:

Vlad-ȘtefanOrosRomania“Grigore Moisil” Theoretical High School19/12/2022 19:39:00
TomasBabelisLithuaniaVilniaus jėzuitų gimnazija01/01/2023 15:41:00
ChenyunWangChinaShanghai High School17/01/2023 10:54:00
DženanMidžićBosnia and HerzegovinaJU Gimnazija “Bihać”22/01/2023 16:07:00
HarshinPosinaIndiaFIITJEE Madhapur26/01/2023 21:05:00
Andrei-DariusDragomirRomaniaInternational Computer Highschool of Bucharest (ICHB)29/01/2023 00:10:00
FilipBaciakPoland1 LO w Chrzanowie05/02/2023 00:23:00


The list of countries:
Algeria, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahrain, Bangladesh, Belarus, Belgium, Bosnia and Herzegovina, Brazil, Bulgaria, Cambodia, Cameroon, Canada, China, Croatia, Cuba, Czech Republic, Ecuador, Egypt, El Salvador, Estonia, Finland, France, Georgia, Germany, Greece, Guatemala, Honduras, Hong Kong, Hungary, India, Indonesia, Iran, Israel, Italy, Japan, Kazakhstan, Kenya, Kosovo, Kyrgyzstan, Latvia, Lithuania, Macau, Malaysia, Mexico, Moldova, Montenegro, Nepal, Netherlands, Nigeria, North Korea, North Macedonia, Pakistan, Peru, Philippines, Poland, Romania, Russia, Rwanda, Saudi Arabia, Serbia, Singapore, Slovakia, Slovenia, South Africa, South Korea, Spain, Sri Lanka, Suriname, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Arab Emirates, United Kingdom, United States, Uzbekistan, Vietnam