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Introduction to Sets Hackerrank Solution Python

 Introduction to Sets Hackerrank Solution Python


code::

def average(array):
    # your code goes here
    s = set()
    for i in array:
        s.add(i)
    return sum(s)/len(s)

if __name__ == '__main__':
    n = int(input())
    arr = list(map(int, input().split()))
    result = average(arr)
    print(result)
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