| Holat | # | Nomi | Qiyinlik | Yechilish |
|---|---|---|---|---|
| 0181 | Har bir shahardan nechta talaba SQL aggregation · group-by | Easy | 0% | |
| 0182 | Guruhlarning o‘rtacha bali SQL aggregation · group-by | Easy | 0% | |
| 0183 | Kategoriyadagi narxlar oralig‘i SQL aggregation · group-by | Easy | 0% | |
| 0184 | Ombor hisoboti SQL aggregation | Easy | 0% |