| lights | Batch | Number Theory, Raffles Cat Helping Contest 2013 | 243 |
| monopoly | Batch | Raffles Cat Helping Contest 2013, Dynamic Programming | 134 |
| delivery | Batch | Graph Theory, TSP, Dijkstra, Raffles Cat Helping Contest 2013 | 43 |
| rarsum | Batch | Raffles Cat Helping Contest 2013 | 30 |
| scheduler | Batch | Raffles Cat Helping Contest 2013 | 26 |