Challenge: Find Second Maximum Value in a List

Given a list of size n, can you find the second maximum element in the list? Implement your solution in Python and see if your output matches the correct output.

Problem Statement

Implement a function find_second_maximum(lst) which returns the second largest element in the list.

Input:

A List

Output:

Second largest element in the list

Sample Input

[9,2,3,6]

Sample Output

6

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