Open jmpark0118 opened 4 years ago
출처 : https://www.hackerrank.com/challenges/py-set-add/problem
if __name__ == '__main__': n = int(input()) my_set = set(input() for i in range(n)) print(len(my_set))
출처 : https://www.hackerrank.com/challenges/py-set-add/problem