题解 | #参数解析#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.nextLine();
        int ci = 1;
        for(int i=0; i<s.length(); i++){
            char c = s.charAt(i);
            if(c == '"'){
                i++;
                c = s.charAt(i);
                while(c != '"'){
                    //System.out.print(c);
                    i++;
                    c = s.charAt(i);
                }
                continue;
            }else if(c == ' '){
                //System.out.println();
                ci = ci + 1;
            }else{
                //System.out.print(c);
            }
        }
        System.out.println(ci);
        for(int i=0; i<s.length(); i++){
            char c = s.charAt(i);
            if(c == '"'){
                i++;
                c = s.charAt(i);
                while(c != '"'){
                    System.out.print(c);
                    i++;
                    c = s.charAt(i);
                }
                continue;
            }else if(c == ' '){
                System.out.println();
                //ci = ci + 1;
            }else{
                System.out.print(c);
            }
        }
    }
}