题解 | #参数解析#

import java.util.*;
import java.io.*;

public class Main{
    public static void main(String [] args)throws Exception{
        BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
        String str = bf.readLine();
        int count=1;
        boolean b = false;
        StringBuilder sb = new StringBuilder();
        for(int i=0; i<str.length();i++){
            char x = str.charAt(i);
            if(x == '\"' && !b){//第一个引号
                b = true;
                continue;
            }else if(x == '\"' && b){//第二个引号
                b= false;
                continue;
            }else if(x == ' ' && !b){//有空格且不在引号内
                count++;
                sb.append("\n");
                continue;
            }
            sb.append(x);
            
            
        }
        System.out.println(count);
        System.out.println(sb);
          
        
    }
}