1167: 分离字符串(PYTHON)

while True:#未加while try结果报错wrong answer
    try:
        s1=""
        s2=""
        s3=""
        s=input()
        for i in s:
            if 'a'<=i<'z' or 'A'<=i<='Z':
                s1=s1+i
            elif '0'<=i<='9':
                s2=s2+i
            else:
                s3=s3+i
        print(s1)
        print(s2)
        print(s3)
    except EOFError:
        break