Leaderboard for Year 22 (2010–2011)

Overall

Score
Students
59
Evan Chen (9, CA)
Calvin Deng (10, NC)
Danielle Wang (8, CA)
David Wise (12, CO)
58
Sitan Chen (11, GA)
Lewin Gan (12, CA)
Michael Gao (9, NC)
Eric Neyman (8, MD)
Thomas Swayze (10, CA)
Yunhe Wang (12, NJ)
Jeffrey Yan (10, CA)
57
Dongho Choi (12, CA)
Nicholas Ryba (11, NY)
Noah Taylor (12, OH)
Victor Wang (10, MO)
Allen Yang (11, NC)
56
Johnny Ho (10, CA)
Joseph Lubars (12, TX)
Maxim Sigalov (10, IL)
Keaton Stubis (12, NY)
Yuanqing (Kai) Xiao (10, CA)
55
Christine Chang (10, CA)
Yimo Chen (10, NC)
Jiacheng Feng (11, PR)
Caleb Stanford (11, UT)
Paxton Turner (12, LA)
Michael Wu (12, NJ)
Yifeng Xu (11, UT)
Ben Zauzmer (12, PA)
Samuel Zbarsky (10, MD)
54
Fengning Ding (11, CA)
Anthony Grebe (11, FL)
Lev Ogloblin (10, NY)
Youxiang Peng (11, MA)
Jonathan Tidor (9, MA)
Forest Tong (11, MA)
53
Douglas Chen (9, CA)
Lewis Chen (9, CA)
Matthew Davidow (12, MA)
Alex Knoespel (12, WI)
Jason Yang (11, NJ)
52
Dhroova Aiylam (10, MA)
Andrew He (8, CA)
Joey Zou (11, PA)
51
Michael Belland (11, CA)
Jesse Kim (10, CA)
Colin Wei (10, CA)
Jay White (12, NY)
Juliana Wu (10, NJ)
50
Donghyun Choi (10, CA)
Ofer Grossman (10, NY)
Bobby Shen (10, TX)
Casey Xing (8, WA)
49
Grant Carlson (11, GA)
Hood Chatham (12, CA)
Benjamin Li (11, CA)
Che-Cheng Lien (12, WA)
Eric Mannes (11, NY)
Jongwhan Park (10, NJ)
Caroline Shouraboura (9, WA)
Jonathan Uesato (10, CA)
48
Matthew Clapp (8, SC)
Michael Kural (7, CT)
Stephen Lamontagne (11, RI)
Dmitriy Potylitsin (11, NJ)
47
Billy Lam (11, NY)
Ray Li (10, PA)
Alexander Smith (10, MD)
Kevin Zhou (10, NJ)
46
Adithya Ganesh (9, TX)
Allan Jiang (9, NC)
Jeffrey Ling (10, CA)
Andrey Sushko (11, WA)
Tommy Tang (11, NJ)
Peter Woolfitt (12, GA)
45
Loren Anderson (11, ND)
Brent Belland (11, CA)
Bryant Chen (10, MI)
Logan Crew (12, MD)
Matthew Jin (10, CA)
Yang Liu (8, MO)
Apurva Shrivastava (9, MI)
44
Jeffrey Dudek (12, NC)
Youkow Homma (11, IN)
Yushi Homma (9, IN)
Alexander Irpan (11, CA)
Edward Park (9, GA)
Eric Schneider (10, NJ)
Nicholas Watters (11, NY)
43
Nikhil Buduma (10, CA)
Lucy Cheng (11, CA)
Vahid Fazel-Rezai (9, ND)
Skanda Koppula (10, PA)
42
Xinke Guo-Xue (12, AL)
Benjamin Kraft (12, PA)
41
Jeffrey An (10, NC)
Soumya Basu (12, CA)
Steven Chen (9, TX)
William Dana (10, WA)
Nihal Gowravaram (9, MA)
Matthew Ko (10, NJ)
Matthew Rauen (11, PA)
Ming Zhao (11, CT)

Round 1

Score
Students
30
Robi Bhattacharjee (11, CA)
Evan Chen (9, CA)
Sitan Chen (11, GA)
Matthew Davidow (12, MA)
Calvin Deng (10, NC)
Fengning Ding (11, CA)
Jeffrey Dudek (12, NC)
Lewin Gan (12, CA)
Michael Gao (9, NC)
Joseph Lubars (12, TX)
Eric Neyman (8, MD)
Thomas Swayze (10, CA)
Danielle Wang (8, CA)
Victor Wang (10, MO)
Jay White (12, NY)
David Wise (12, CO)
Tianqi Wu (12, GA)
Jeffrey Yan (10, CA)
29
Christine Chang (10, CA)
Dongho Choi (12, CA)
Ofer Grossman (10, NY)
Johnny Ho (10, CA)
Matthew Jin (10, CA)
Eric Mannes (11, NY)
Youxiang Peng (11, MA)
Nicholas Ryba (11, NY)
Yuanqing (Kai) Xiao (10, CA)
Allen Yang (11, NC)
28
Logan Crew (12, MD)
Jiacheng Feng (11, PR)
Lev Ogloblin (10, NY)
Keaton Stubis (12, NY)
Noah Taylor (12, OH)
Jonathan Tidor (9, MA)
Forest Tong (11, MA)
Yunhe Wang (12, NJ)
Michael Wu (12, NJ)
Ben Zauzmer (12, PA)
Samuel Zbarsky (10, MD)
27
Brent Belland (11, CA)
Yimo Chen (10, NC)
Alvin Gao (10, TX)
Anthony Grebe (11, FL)
Xinke Guo-Xue (12, AL)
Andrew He (8, CA)
Maxim Sigalov (10, IL)
Tommy Tang (11, NJ)
Colin Wei (10, CA)
Yifeng Xu (11, UT)
Kevin Zhou (10, NJ)
26
Michael Belland (11, CA)
Bryant Chen (10, MI)
Donghyun Choi (10, CA)
Vahid Fazel-Rezai (9, ND)
Jesse Kim (10, CA)
Alex Knoespel (12, WI)
Michael Kural (7, CT)
Che-Cheng Lien (12, WA)
Paxton Turner (12, LA)
Juliana Wu (10, NJ)
Wesley Yu (12, CA)
25
Douglas Chen (9, CA)
Adithya Ganesh (9, TX)
Allan Jiang (9, NC)
Stephen Lamontagne (11, RI)
Benjamin Li (11, CA)
Jeffrey Ling (10, CA)
Caroline Shouraboura (9, WA)
Caleb Stanford (11, UT)
Andrey Sushko (11, WA)
Casey Xing (8, WA)
Ming Zhao (11, CT)
Joey Zou (11, PA)
24
Grant Carlson (11, GA)
Lewis Chen (9, CA)
Matthew Clapp (8, SC)
Xiaoyu He (11, MA)
Yang Liu (8, MO)
Jongwhan Park (10, NJ)
Eric Schneider (10, NJ)
Alexander Smith (10, MD)
Peter Woolfitt (12, GA)
Jason Yang (11, NJ)
23
Dhroova Aiylam (10, MA)
Loren Anderson (11, ND)
Nikhil Buduma (10, CA)
Hood Chatham (12, CA)
Steven Chen (9, TX)
Adam Hood (12, VA)
Skanda Koppula (10, PA)
Ray Li (10, PA)
Edward Park (9, GA)
Bobby Shen (10, TX)
Maurice Shih (9, WY)
Rachit Singh (9, WA)
Nicholas Watters (11, NY)
22
Soumya Basu (12, CA)
Tianhao Fang (11, CA)
Jason Liang (10, NC)
Matthew Rauen (11, PA)
Lilly Shen (10, TX)
William Swartworth (10, TX)
Alan Talmage (12, IA)
Shannon Wang (10, CA)
Kevin Wu (11, MI)
Patrick Xia (11, NJ)
Jeffrey Yuan (10, CA)
21
Michael An (8, NC)
Kostya Borisov (12, PA)
Owen Goff (9, WA)
Yushi Homma (9, IN)
Kristina Hu (10, VA)
David Jiang (11, CA)
Ronald Kwan (11, CA)
Billy Lam (11, NY)
Dmitriy Potylitsin (11, NJ)
Anshul Ramachandran (9, CA)
Eric Wang (10, NC)
Vincent Zhuang (9, OR)
20
Jeffrey An (10, NC)
Lucy Cheng (11, CA)
Lilly Chin (10, GA)
Helen Jiang (10, CA)
Pradhith Konduri (9, TX)
Ivan Kuznetsov (11, NC)
Robert Lin (12, NJ)
David Lu (11, MI)
Robin Park (7, VA)
Ramya Rangan (11, CA)
Sergey Smirnov (10, CA)
Benjamin Tong (10, CA)
Jonathan Uesato (10, CA)
Albert Wu (11, CA)

Round 2

Score
Students
30
Caleb Stanford (11, UT)
Yunhe Wang (12, NJ)
29
Dhroova Aiylam (10, MA)
Evan Chen (9, CA)
Lewis Chen (9, CA)
Calvin Deng (10, NC)
Maxim Sigalov (10, IL)
Noah Taylor (12, OH)
Paxton Turner (12, LA)
Jonathan Uesato (10, CA)
Danielle Wang (8, CA)
David Wise (12, CO)
Jason Yang (11, NJ)
28
Douglas Chen (9, CA)
Sitan Chen (11, GA)
Yimo Chen (10, NC)
Dongho Choi (12, CA)
Lewin Gan (12, CA)
Michael Gao (9, NC)
Eric Neyman (8, MD)
Nicholas Ryba (11, NY)
Keaton Stubis (12, NY)
Thomas Swayze (10, CA)
Yifeng Xu (11, UT)
Jeffrey Yan (10, CA)
Allen Yang (11, NC)
27
Jiacheng Feng (11, PR)
Anthony Grebe (11, FL)
Johnny Ho (10, CA)
Alex Knoespel (12, WI)
Dmitriy Potylitsin (11, NJ)
Bobby Shen (10, TX)
Apurva Shrivastava (9, MI)
Victor Wang (10, MO)
Michael Wu (12, NJ)
Yuanqing (Kai) Xiao (10, CA)
Ben Zauzmer (12, PA)
Samuel Zbarsky (10, MD)
Joey Zou (11, PA)
26
Christine Chang (10, CA)
Hood Chatham (12, CA)
Youkow Homma (11, IN)
Billy Lam (11, NY)
Joseph Lubars (12, TX)
Lev Ogloblin (10, NY)
Jonathan Tidor (9, MA)
Forest Tong (11, MA)
Mike Zhong (10, CA)
25
Michael Belland (11, CA)
Grant Carlson (11, GA)
Andrew He (8, CA)
Alexander Irpan (11, CA)
Jesse Kim (10, CA)
Benjamin Kraft (12, PA)
Jongwhan Park (10, NJ)
Youxiang Peng (11, MA)
Juliana Wu (10, NJ)
Casey Xing (8, WA)
24
Donghyun Choi (10, CA)
Matthew Clapp (8, SC)
William Dana (10, WA)
Fengning Ding (11, CA)
Benjamin Li (11, CA)
Ray Li (10, PA)
Caroline Shouraboura (9, WA)
Colin Wei (10, CA)
23
Lucy Cheng (11, CA)
Matthew Davidow (12, MA)
Yushi Homma (9, IN)
Junda Huang (11, NY)
Stephen Lamontagne (11, RI)
Che-Cheng Lien (12, WA)
Alexander Smith (10, MD)
22
Loren Anderson (11, ND)
Nihal Gowravaram (9, MA)
Matthew Ko (10, NJ)
Michael Kural (7, CT)
Albert Shin (11, OH)
Peter Woolfitt (12, GA)
21
Jeffrey An (10, NC)
Adithya Ganesh (9, TX)
Ofer Grossman (10, NY)
Allan Jiang (9, NC)
Hyun Jong Kim (9, CA)
Shiyang Li (11, MD)
Jeffrey Ling (10, CA)
Yang Liu (8, MO)
Edward Park (9, GA)
Andrey Sushko (11, WA)
Nicholas Watters (11, NY)
Jay White (12, NY)
20
Colin Aitken (10, CA)
Nikhil Buduma (10, CA)
Andy Chen (8, NM)
Rolland He (11, MI)
Rick Huang (8, CA)
Skanda Koppula (10, PA)
Eric Mannes (11, NY)
Eric Schneider (10, NJ)
Joel Schneider (12, IA)
Kevin Zhou (10, NJ)

Problem Statistics

Prob.
Score distribution
1/1
2/1
3/1
4/1
5/1
6/1
100
200
300
400
1/2
2/2
3/2
4/2
5/2
6/2
100
200
Score of 5
4
3
2
1
0
No answer
Problem 5 4 3 2 1 0 N/A Average
1/12012811784731193.42
2/11693935265539523.34
3/1218492582230633.97
4/111618142232791342.74
5/11001861847701562.60
6/149281320321101631.86
1/2194431482264.57
2/2145143317325233.85
3/2137101131423353.68
4/210611231542903.36
5/241529493274661.46
6/2754262174872.36