"""
출처:프로그래머스,
https://school.programmers.co.kr/learn/courses/30/lessons/120825
"""

# 풀이 과정
def solution(my_string, n):
    x = list(my_string)
    result = []
    for a in x:
        result.append(a * n)

    result = "".join(result)
    return result