Meta interview question

Write a list class where the only data structure available is a stack

Interview Answers

Anonymous

20 Apr 2011

Use two stacks back to back. List head = top of left stack; List tail = top of right stack. Copy elements over from right to left when left is empty, since we always want access to list head.

Anonymous

9 Nov 2017

How do we implement get(i) using 2 stacks?