PC2024 Problem 4 – Intermediate results, week 12

As of May 19th, 2024, 13:00 GMT, there are 1448 participants from 91 countries. 89 solutions to P4 have been submitted, out of which 71 were correct.

Correct solutions by pre-university students:

First name	Surname	Country	School	P4 date time DD/MM/YY 00:00:00
Val	Karan	Croatia	XV. Gimnazija Zagreb	25/2/24 14:00
Ralf Robert	Paabo	Estonia	Hugo Treffneri Gümnaasium	25/2/24 16:17
Ilan Mihelja	Ivan Hegedić	Croatia	XV. gymnasium Zagreb, V. gymnasium Zagreb	25/2/24 17:45
Guy	Ginzberg	Israel	Ort Irony Dalet Modiin	25/2/24 18:00
Saskia	Põldmaa	Estonia	Tallinna Reaalkool	25/2/24 18:18
Mohamad Eid	Al-aktaa	Syria	Al saadeh school	25/2/24 19:40
Mihkel	Rannut	Estonia	Tallinna Reaalkool	25/2/24 21:47
Rares Felix	Tudose	Romania	Liceul Teoretic Internațional de Informatică București	25/2/24 23:00
Agastya	Goel	United States	Henry M. Gunn High School	26/2/24 01:05
Sainavaneet	Mukund	India	ALLEN Career Institute	26/2/24 11:02
Andrei	Vila	Romania	International Computer High School Bucharest	26/2/24 14:59
Arda	Ünver	Turkey	Kocaeli Gebze Bahçeşehir High School for Science and Technology	26/2/24 22:57
Yangguang	Zheng	China	The affilicated High School of South China normal university	27/2/24 01:53
Felix	Yew	Malaysia	National Junior College, Singapore	27/2/24 10:23
Tomas	Razbadauskas	Lithuania	Kaunas University of Technology Gymnasium	27/2/24 19:42
Kaustubh	Kaka	India	ALLEN	28/2/24 10:59
Eric	Wang	United States	West Windsor-Plainsboro High School North	28/2/24 17:33
Animesh	Pradhan	India	Modern Delhi International School	29/2/24 12:31
Pulkit	Gupta	India	OPG world school	1/3/24 17:52
Oytun	Er	Turkey	Kadıköy Anatolian Highschool	1/3/24 19:38
Ayaan	Maan	India	OPG World School	2/3/24 09:18
Zhao-Guo	Wang	Taiwan	Ching Cheng High School	3/3/24 14:12
Matej	Gelev	North Macedonia	Yahja Kemal	5/3/24 09:02
Oskari	Virtanen	Finland	Lahden Lyseo	6/3/24 20:08
Yifu	Guo	China	Licheng No. 2 Middle School	6/3/24 22:44
Darius	Graur	Moldova	Liceul Teoretic Orizont	9/3/24 14:45
Bahaa Aldeen	Melhem	Syria	Albasel Mixed High School	9/3/24 15:14
Mendel	Mendelsohn	Romania	International Computer Highschool of Bucharest	9/3/24 18:55
Zeyneb	Mehemmedli	Azerbaijan	TTEL	9/3/24 20:57
Shivansh	Jaiswal	India	FIITJEE South Delhi	10/3/24 18:23
Tornike	Tsadzikidze	Georgia	komarovi Physics-Mathematics school	15/3/24 18:16
Kutay	Kulbak	Turkey	Bahcesehir High School for Science and Technology	16/3/24 22:23
Luca	Gâlea	Romania	National College Iasi	18/3/24 00:40
Ruicheng	Ma	China	High School Affiliated to Harbin Teachers College	18/3/24 16:52
Tianyi	Dong	China	Shanghai High School	23/3/24 09:07
Anton	Trubitsyn		FML №239	23/3/24 17:10
Daksh	Tayalia	India	SRGS OMR BLR	24/3/24 10:55
Vincent Karl	Willis	Austria	BRG Innsbruck APP	2/4/24 20:04
Tirumala Tejas	Penugonda	United Arab Emirates	GEMS United Indian School	4/4/24 14:52
Hung-Yu	Shih	Taiwan	Tainan First Senior High School	23/4/24 13:38
Affan	Kaknjo	Bosnia and Herzegovina	JU Prva gimnazija u Zenici	4/5/24 18:39
Jumadurdy	Nuryyev	Turkmenistan	Specialized Comprehensive Boarding School named after Saparmyrat Turkmenbashy in the city of Ashgabat	19/5/24 10:48

Correct solutions by university students:

First name	Surname	Country	University	P4 date time DD/MM/YY 00:00:00
Bayram Alp	Sahin	Turkey	Bogazici University	25/2/24 13:39
Lukas	Schicht	Germany	Eberhard Karls Universität Tübingen	25/2/24 14:19
Luca	Milanese	Italy	Scuola Normale Superiore di Pisa	25/2/24 17:23
Luka	Passek-Kumerički	Croatia	University of Zagreb	25/2/24 22:19
Karlo	Maksimović	Croatia	University of Zagreb	26/2/24 07:42
Viktor	Vuković	Croatia	University of Zagreb	26/2/24 11:43
YUAN	FEI	Hong Kong	The Hong Kong Polytechnic University	26/2/24 11:57
Dhruv	Shah	India	Indian Institute of Science	26/2/24 18:25
Ahmet Bahadır	Trabzon	Turkey	Boğaziçi University	26/2/24 21:29
Tomas	Babelis	Lithuania	École Polytechnique	27/2/24 08:16
Marinus	Lehmann	Germany	University of Potsdam	27/2/24 23:59
Hexin	GAO	Hong Kong	Hong Kong Polytechnic University	28/2/24 13:51
Victor	Vorona	Moldova	–	29/2/24 07:38
Dženan	Midžić	Bosnia and Herzegovina	University of Rijeka	29/2/24 22:16
Adrian, Bruno, Daniel	Serrano Capatina, Pontecorvo, Gonzalez Filipov	Switzerland	EPFL	9/3/24 10:37
Vadim	Ionas	Moldova	Denmark Technical University	9/3/24 16:31
Kai-Hsiang	Tu	Taiwan	National Taiwan University	10/3/24 11:44
Victor-Ioan	Dumbrava	Romania	École Polytechnique Paris	10/3/24 19:40
Larrance	Xing	United States	University of Michigan Ann Arbor	15/3/24 21:24
SIfat Ahmed	Tushar	Bangladesh	University of Dhaka	16/3/24 14:13
Konstantin	Rodionenko		ITMO University	17/3/24 07:59
Nick	Hartmann	Germany	RWTH Aachen	23/3/24 21:12
Michał	Kołodziejczyk	Poland	Warsaw University of Technology	24/3/24 20:16
Kerim	Cherkezov	Turkmenistan	Magtymguly Turkmen State University	26/3/24 13:58
Musa	Artykov	Turkmenistan	Magtymguly Turkmen State University	28/3/24 06:57
Md. Badhan	Mridha	Bangladesh	University of Dhaka	31/3/24 11:18
Konstantin	Tripunovski	North Macedonia	University of Ljubljana – Faculty of Medicine	8/4/24 13:34
Mayank	Kumar	India	Indian Institute of Science	14/4/24 11:35
Elias Koschier	Michail Ognyanov	Austria	–	14/4/24 12:57

The list of countries:
Afghanistan, Algeria, Argentina, Australia, Azerbaijan, Bangladesh, Belarus, Belgium, Bhutan, Bosnia and Herzegovina, Brazil, Bulgaria, Cambodia, Canada, China, Croatia, Cyprus, Czech Republic, Dominican, Egypt, El Salvador, Estonia, Ethiopia, Finland, France, Georgia, Germany, Greece, Guam, Guatemala, Honduras, Hong Kong, Hungary, India, Indonesia, Iran, Israel, Italy, Japan, Kazakhstan, Kenya, Korea, Kosovo, Kyrgyzstan, Latvia, Liechtenstein, Lithuania, Macao, Malaysia, Mexico, Moldova, Mongolia, Montenegro, Morocco, Myanmar, Nepal, Netherlands, New Zealand, Nigeria, North Korea, North Macedonia, Pakistan, Philippines, Poland, Romania, Russia, Rwanda, Saudi Arabia, Singapore, Slovakia, Slovenia, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Turkey, Turkmenistan, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States, Uzbekistan, Vietnam, Zambia.