题解 | #字符串字符匹配#

import java.util.Scanner;

/**
 * @author hll[yellowdradra@foxmail.com]
 * @since 2023-03-24 16:39
 **/
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String shortStr = in.nextLine();
        String longStr = in.nextLine();
        int bitSet = 0;
        for (char c : longStr.toCharArray()) {
            bitSet |= (1 << (c - 'a'));
        }
        for (char c : shortStr.toCharArray()) {
            if ((bitSet & (1 << (c - 'a'))) == 0) {
                System.out.println(false);
                return;
            }
        }
        System.out.println(true);
    }
}