[Level 1] / [Python] 문자열 내 마음대로 정렬하기

https://school.programmers.co.kr/learn/courses/30/lessons/12915

프로그래머스

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def solution(strings, n):
    answer = []

    new_list = []

    _list = []

    strings.sort()

    for i in range(len(strings)):
        new_list.append(strings[i][n])
    
    new_list.sort()

    for i in new_list:
        for j in range(len(new_list)):
            if i == strings[j][n]:
                _list.append(strings[j])
                strings[j]='0'*100
                
    answer = _list
    
    return answer