Monthly Math Hour at the University of Washington

Math Hour Olympiad 2019

Problems, Statistics, and Results

6-7^th Grade problems
Two additional problems for 6-7^th grade (given to those who solved 3 problems from the initial set)
8-10^th Grade problems
Two additional problems for 8-10^th grade (given to those who solved 3 problems from the initial set)

Winners

Award	Grades 6-7	Grades 8-10
First Prize	Annabel Ge	Gregory Baimetov
Second Prize	Ayush Agrawal Jack Gu Asher Leis Ian Stolte	Bill Baxter Edward Yu
Third Prize	Daniel Bandarchuk Ethan Chan Arthur Gao Isaac Goldstein Aichen Qiu Alexander Tarnavski Mingyue Yang	Peter Gwozdz Taras Pylypenko
Honorable Mention I	Stanigost Abakumov Aishwarya Agrawal Sam Allen Prithvi Aravind Kyle Cobden Edward He Eric He Arnav Jain Nishka Kacheria Shimon Keselman Blue Knutson Anna Koblova Michael Li Susie Lu Tanisha Mandal Victor Petyuk Ivan Ratushnyy Sam Tippett Arseniy Uspenskiy Subha Vadlamannati Immanuel Whang Raina Wu	James Browning Ron Dubinsky Sergey Lakhno Andrew Lebedinsky Laasya Nagareddy Kirill Ustinov Gene Yang Jiachi Zhang
Honorable Mention II	not awarded	Pravir Chugh Anat Dubinsky Alexander Finkelshteyn Krish Jain Joshua Jung Kyrylo Kulygin Ekaterina Legacheva David Magidson Christina Stepin Ilya Vaschillo Jiajun Zhang

Problem by problem statistics

Grade	Number of Participants	Problem 1	Problem 2	Problem 3	Problem 4	Problem 5	Problem 6	Problem 7
6-7	77	77	62	60	28	20	3	8
8-10	42	40	29	26	8	6	3	6

Thank you!

This event would not have been possible without the dedicated support and time given by the following individuals:

Scientific Committee: Chris Aholt, Anna Burago, Cristian Ilac, Chris Jeuell, Steve Klee, Kolya Malkin, Sergey Malkin, Carl de Marcken, Jonah Ostroff, Julia Pevtsova, Alexander Vaschillo, Dmitry Vasilevsky, David Wilson, Irina Yatsenko
Judges: Aleksei Abakumov, Connor Ahlbach, Yajun An, Ilya Baimetov, Alexander Balikov, Alan Bartlett, Olivia Borghi, Alex Burago, Andrei Burago, Anna Burago, Timothy Burago, Thomas Browning, Nicolas Courts, Andrew Crites, Lev Dubinets, Sergey Dubinets, Sami Davies, Art Duval, Sasha Gil, Bennet Goeckner, Denny Gursky, Peter Gylys-Colwell, Kristine Hampton, Joshua Hinman, Cristian Ilac, Nebojsa Jojic, Adam Kapilow, Pavel Kaplin, Steve Klee, Alex Kreitzberg, Anna Lakunina, Anton Lapounov, Jack Lee, Dmitri Leonov, Kolya Malkin, Luba Malkina, Sergey Malkin, Carl de Marcken, Marina Meila, Maxim Meleshchuk, Jim Morrow, Isabella Novik, Lev Novik, Jonah Ostroff, Julia Pevtsova, James Pfeiffer, Alexander Ratushny, Austin Roberts, Rowan Rowlands, Alexey Rukhlinskiy, Evgeny Salnikov, George Stepaniants, Allen Stewart, Vlad Sudzilouski, Tuomas Tajakka, Sergey Tumakha, Alexander Vaschillo, Dmitry Vasilevsky, Sergei Vorobiev, Seth Wax, David Wilson, Lei Xue, Andrey Yatsenko, Irina Yatsenko, Katya Yurasovskaya
Proctors: Zoya Bashirova, Leon Dubinsky, Vasiliy Kochergin, Sergey Kolosov, Yuliya Magidson, Vlad Petyuk, Nadira Povey, Sudha Sharma, Anna Shatrova, Alicia Stepin, Max Stepin, Tihomir Tarnavski, James Tretton, Natalia Zheltukhina
Registration: Josh Anderson, Bonnie Ho, Tanvi Kacheria, Anya Meleshuk
Presenters of the solutions: Jonah Ostroff (8-10), Jack Lee (6-7)
Consultants: Lola Bradford, Thomas Browning, Andrei Burago, Jack Lee, Luba Malkina, Marina Meila, Lev Novik, Rory Soiffer, Andrey Yatsenko
Photographs: Dmitry Vasilevsky

In addition, we gratefully acknowledge the generous help and support from the Northwest Academy of Sciences. This event was partially supported by NSF grant DMS-0953011.