| lineup2 | Batch | RI problem setter contest 2019 | 36 |
| rabbitplane | Batch | Binary Search, RI problem setter contest 2019 | 28 |
| mugger | Batch | RI problem setter contest 2019 | 16 |
| marathon | Batch | RI problem setter contest 2019 | 8 |
| birthday2 | Batch | RI problem setter contest 2019 | 6 |
| changingcolours | Batch | RI problem setter contest 2019 | 5 |
| orlando | Batch | RI problem setter contest 2019 | 3 |