import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class No00000485_Main {
	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
	public static void main(String[] args) throws IOException {
		String[] x = br.readLine().split(" ");
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		System.out.println(b % a == 0 ? b / a : "NO");
	}
}