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 . The second line contains an array of integers each separated by a space.
Print the runner-up score.
Sample Input 0
5 2 3 6 6 5
Sample Output 0
Given list is . The maximum score is , second maximum is . Hence, we print as the runner-up score.