PC2026 Problem 4 – Intermediate results – week 5

By March 8th, there were 2003 registered participants from 104 countries. In total, 58 solutions have been submitted for the fourth problem, out of which 26 were correct.

Correct solutions by pre-university students:

First nameSurnameCountrySchoolP4 date time
DD/MM/YY 00:00:00
QingxiangLiaoChinaShenzhen College of International Education3/2/26 07:36
SiddhaarthDharaniSingaporeGap Year6/2/26 18:36
AntoniaRaduRomaniaColegiul National “Mihai Viteazul” Ploiesti15/2/26 15:16
LukaSmiljanicSerbiaMathematical Grammar School22/2/26 03:47
AryanLalwaniIndiaGap Year22/2/26 10:55
VaiibhavGIndiaChinar Public School26/2/26 01:19
RamKumarIndiaAllen26/2/26 12:37
DominikErdélyiHungaryBudapesti Fazekas Mihály Gimnázium28/2/26 17:57
NithilanRavikumarIndiaNil28/2/26 18:31
HaozeLiUnited KingdomWinchester College1/3/26 11:43
TawhidBin OmarBangladeshSt. Joseph Higher Secondary School1/3/26 19:00
KanadBhattacharyaIndiaDeeksha STEM8/3/26 09:48

Correct solutions by university students:

First nameSurnameCountryUniversityP4 date time
DD/MM/YY 00:00:00
ViníciusFerreira RodriguesBrazilUniversity of Iowa2/2/26 03:29
JoshuaWangUnited StatesMIT3/2/26 09:15
ShihaoYeChinaTsinghua University4/2/26 11:05
VaibhavVIndiaUnited Institute of Technology4/2/26 15:34
KadyrberdiYazdurdievTurkmenistanMagtymguly Turkmen State University6/2/26 10:50
GuyGinzbergIsraelOpen University of Israel8/2/26 13:04
JonathanBurgerGermanyKarlsruher Institut für Technologie8/2/26 15:16
Arslan JumayevDavut AlybayevTurkmenistanMagtymguly Turkmen State University8/2/26 18:53
KushalThamanIndiaStanford University9/2/26 06:58
ErikKaniewskiEstoniaTaltech14/2/26 15:45
SathyaNistriItalyUniversità di Pisa21/2/26 19:39
AdityaBhojIndiaIndian Institute of Technology22/2/26 05:49
LarranceXingUnited StatesUniversity of Chicago1/3/26 09:02
AlessandroD’OrazioItalyUniversity of Pisa5/3/26 21:30