[Level 1] / [Python] 이상한 문자 만들기

https://school.programmers.co.kr/learn/courses/30/lessons/12930

프로그래머스

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def solution(s):
    answer = ''
    
    a = s.split(' ')

    for i in range(len(a)):
        for j in range(len(a[i])):

            if a[i] == '':
                continue
            else:                
                if j % 2 == 0:
                    answer += a[i][j].upper()
                else:
                    answer += a[i][j].lower()
        if i < len(a)-1:
            answer += ' '
            
    return answer