Amazon SDE-intern interview questions

The interview was not very difficult , they wanted me to provide all approaches - brute , better, optimal . The questions difficulty level was not very high . They questioned at each step why are you writing that specific line , why specific variable is used , what's its purpose.

1 OA, 1 Technical Interview, 1 Manager Interview. The technical involved 1 coding problem and a technical discussion. And the manager was trying to see if I have amazon 14 principles.