| # | Problem Code | Users Solved |
|---|---|---|
| 2203 | ACSL JUNIOR Contest 2006-2007 S#4 | x2 |
| 2204 | ACSL JUNIOR Contest 2007-2008 S#1 | x2 |
| 2205 | ACSL JUNIOR Contest 2007-2008 S#2 | x2 |
| 2206 | ACSL JUNIOR Contest 2007-2008 S#3 | x2 |
| 2207 | ACSL JUNIOR Contest 2007-2008 S#4 | x2 |
| 2208 | ACSL JUNIOR Contest 2008-2009 S#1 | x2 |
| 2209 | ACSL JUNIOR Contest 2008-2009 S#2 | x2 |
| 2218 | ACSL JUNIOR Contest 2009-2010 S#1 | x2 |
| 2219 | ACSL JUNIOR Contest 2009-2010 S#2 | x2 |
| 2221 | ACSL JUNIOR Contest 2009-2010 S#4 | x2 |
| 2257 | ACSL INTERMEDIATE Contest 2017-2018 P#3 | x2 |