Find runner up score python

Problem Statement :

Given the participants' score sheet for your University Sports Day, you are required to find the runner-up score. You are given n scores. Store them in a list and find the score of the runner-up.

Input Format:

 The first line contains n. The second line contains an array A[]  of n integers each separated by a space.

Constraints:

        2<=n<=10

       -100<=A[i]<=100

Output Format:

        Print the runner-up score.

Solution:

     if __name__ == '__main__':
    n = int(input())
    arr = map(int, input().split())
    arr=sorted(arr,reverse=True)
    for i in range(len(arr)):
        if arr[i]==arr[0]:
            continue
        else:
            print(arr[i])  
            break