Practice>Python>Sets>Introduction to Sets

Introduction to Sets

problem link : https://www.hackerrank.com/challenges/py-introduction-to-sets/problem

difficulty : easy

Tip

• In python, 'list' and 'set' easily is convert to each other set('list') and list('set')
• We can use mean function, it takes list as a  if we import 'from statistics import mean'

Solution

from statistics import mean def average(array): # your code goes here\ return mean(list(set(array))) if __name__ == '__main__': n = int(input()) arr = list(map(int, input().split())) result = average(arr) print(result)