wypisz wszystkie prawe dopływy Odry - lewe dopływy. wypisz wszystkie prawe dopływy Wisły - lewe dopływy.

 Odra:                                                                                                                       1.Mała Panew                                                                                                               2. Stobrawa                                                                                                                 3. Widawa                                                                                                                   4. Barycz                                                                                                                         5. Warta 6. Ina 　                                                           Wisła:                                                                                                                              1.Sofa,                                                                                                                     2.Skawa, 3.Rada, 4.Dunajec, 5.Wisłoka,                                                                                                                  6.San, 7.Wieprz, 8.Narew lub Bug, 9.Skrwa, 10.Drwęca,                                                                                                                 11.Osa.