package yukicoder;

import java.util.Scanner;

public class Yuki69 {
	
	public static void main(String args[]) {
		
		Scanner scan = new Scanner(System.in);
		String A = scan.next();
		String B = scan.next();
		scan.close();
		String[] strArr1 = A.split("");
		String[] strArr2 = B.split("");
		int check = 0;
		
		for(int i = 0; i < strArr1.length; i++ ) {
			for(int j = 0; j < strArr2.length; j++) {
				if(strArr1[i].equals(strArr2[j])){
					check += 1;
				}
			}
		}

		if (check >= strArr1.length) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		}
	}
}