Amazon SDE - I Intern interview questions

In the online test there were 3 sections. Aptitude, coding consists of 2 problems, and behavioral questions. Find whether the given sub tree is present in a tree, merge two sorted linked list are the 2 coding questions in the online test. In second round, I was asked to print the path between two nodes in a binary tree where only the values of two nodes and the pointer to the root node is given.

questions based on linked list and arrays