PC2025 Problem 1 – Intermediate results, week 1

By the end of the first week, there are 1069 registered participants from 92 countries. In total, 80 solutions were submitted, out of which 25 were correct.

Correct solutions by pre-university students:

First name	Surname	Country	School	P1 date time DD/MM/YY 00:00:00
Mihkel	Rannut	Estonia	Tallinna Reaalkool	13/10/24 19:27
Alp	Terliksiz	Türkiye	Enka Science and Technology Highschool	15/10/24 10:49
Darius	Graur	Moldova	Liceul Teoretic Orizont	15/10/24 15:44
Val	Karan	Croatia	XV. Gimnazija, Zagreb	15/10/24 16:17
Saskia	Põldmaa	Estonia	Tallinn Secondary School of Sciences	15/10/24 17:32
Alex	Secrieru	Moldova	LT “Orizont”	15/10/24 17:35
Enej	Jauk	Slovenia	Gimnazija Bežigrad	15/10/24 21:12
Kai Wen	Teo	Singapore	Raffles Institution	16/10/24 06:46
Tomas	Razbadauskas	Lithuania	Kaunas University of Technology Gymnasium	16/10/24 12:35
Daniils	Koselevs	Latvia	Jauno Lideru Vidusskola	16/10/24 14:43
Jingyang James	He	Singapore	Raffles Institution	17/10/24 09:00
Yisi	Liu	China	The First High School of Changsha	19/10/24 12:09
Bahaa Aldeen	Melhem	Syria	Gap year	20/10/2024 11:09:00

Correct solutions by university students:

First name	Surname	Country	University	P1 date time DD/MM/YY 00:00:00
Adrian, Bruno, Daniel	Serrano Capatina, Pontecorvo, Gonzalez Filipov	Switzerland	École Polytechnique Fédérale de Lausanne	14/10/24 22:31
Ilan Mihelja	Ivan Hegedić	Croatia	University of Zagreb, École Polytechnique Fédérale de Lausanne	15/10/24 15:36
Karlo	Maksimović	Croatia	University of Zagreb	16/10/24 19:15
Eric	Wang	United States	Massachusetts Institute of Technology	16/10/24 22:41
Guy	Ginzberg	Israel	The Open University of Israel	17/10/24 09:26
Sifat Ahmed	Tushar	Bangladesh	University of Dhaka	17/10/24 15:14
Dhruv	Shah	India	Massachusetts Institute of Technology	17/10/24 15:37
Ethan	Lu	United States	Ohio State University	18/10/24 00:36
Hui Xiang	Sim	Singapore	National University of Singapore	18/10/24 01:53
Yaroslav	Kondrachuk	Ukraine	National University of Singapore	18/10/24 14:31
Federico	Mastroforti	Italy	University of Bologna	18/10/24 20:12
Bayram Alp	Şahin	Türkiye	Boğaziçi University	20/10/24 00:06