题解 | #参数解析#

import sys

for line in sys.stdin:
    a = line.strip()
    if '"' in a:
        index = a.find('"')
        index1 = a[index+1:].find('"') + index+1
        a2 = a[index+1:index1]
        if index1 == len(a) -1:#l "b:\" /kzv /yar
            a1 = a[:index]
            a3 = a1.strip().split(" ")
            a3.append(a2)
        else:
            a1 = a[:index] + a[index1+2:]
            a3 = a1.split(" ")
            a3 = a3[:index-1] + [a2] + a3[index-1:]
        print(len(a3))
        for i in a3:
            print(i)
    else:
        a = a.split(" ")
        print(len(a))
        for i in a:
            print(i)