USACO October 2007 Contest | 3 | 6 | 6 |
USACO November 2007 Contest | 3 | 9 | 9 |
USACO December 2007 Contest | 3 | 9 | 9 |
USACO Special Chinese 2007 Contest | 1 | 3 | 3 |
USACO January 2008 Contest | 3 | 9 | 9 |
USACO February 2008 Contest | 3 | 8 | 9 |
USACO March 2008 Contest | 3 | 9 | 9 |
USACO US Open 2008 Contest | 3 | 10 | 10 |