When i compile i got

Question

ArrayOfStringList.java uses unchecked or unsafe operations
Where is the error plis do tell me
https://code.sololearn.com/cOwlCQMDiepT/?ref=app

Answer 1

You cannot create an array of ArrayList, or of any generic type of data
instead you can create ArrayList of ArrayList
https://code.sololearn.com/cGMHNmN0Dlw3/?ref=app