题解 | #参数解析#

while True:
    try:
        str1=str(input()).replace(' ','\n')
        e = ''
        flag = False
        for i in str1:
            if i == '"':  # 经过一次引号则拨动一次开关
                flag = not flag
            elif flag == True and i == '\n':
                e += ' '
            else:
                e += i
        b = e.count('\n') + 1
        print(b)
        print(e)
    except:
        break