Given the participants' score sheet for your University Sports Day, you are required to find the runner-up score. You are given scores. Store them in a list and find the score of the runner-up.
The first line contains n. The second line contains an array A[ ] of n integers each separated by a space.
Given list is [2,3,6,6,5]. The maximum score is 6, second maximum is 5. Hence, we print 5 as the runner-up score.