题解 | #字符串字符匹配#

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 sc = new Scanner(System.in);
        while (sc.hasNext())
        {
            String shortstr = sc.nextLine();
            String longstr = sc.nextLine();

            char[] ch = shortstr.toCharArray();
            int count = 0;
            for (int i = 0; i < ch.length; i++)
            {
                if (longstr.contains(String.valueOf(ch[i])))
                {
                    count++;
                }
            }

            if (count == shortstr.length())
            {
                System.out.println("true");
            }
            else
            {
                System.out.println("false");
            }
        }
    }
}