백준 #24083번 短針 (Hour Hand)

import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		
		int a = sc.nextInt();
		int b = sc.nextInt();
		
		if((a + b) % 12 != 0) {
			System.out.println((a + b) % 12);
		}else {
			System.out.println("12");
		}
		sc.close();
	}
}