| 8111217 | [USACO1.5]回文质数 Prime PalindromesUSACO高性能 | 45 |
| 8111554 | 梦中的统计USACO | 56 |
| 8112637 | 第一次，第二次，成交！USACO | 1 |
| 8112666 | [USACO07OCT]Bessie's Secret Pasture SUSACO高性能2007 | 1 |
| 8112676 | [USACO07DEC]Bookshelf BUSACO2007 | 1 |
| 8112853 | [USACO06DEC]Cow Picnic SUSACO2006 | 1 |
| 8112895 | [USACO08FEB]Meteor Shower SUSACO2008 | 1 |
| 8112907 | [USACO08OPEN]Roads Around The Farm SUSACO2008 | 1 |
| 8112911 | [USACO08OCT]Bovine Bones GUSACO2008 | 1 |
| 8112955 | [USACO09OCT]Even? Odd? GUSACO2009 | 74 |
| 8112956 | [USACO09OCT]The Robot Plow GUSACO2009 | 3 |
| 8113405 | [USACO16DEC]Cities and States SUSACO高性能2016 | 1 |
| 8113612 | [USACO17JAN]Secret Cow Code SUSACO2017 | 1 |
