import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int X = sc.nextInt(), Y = sc.nextInt();
		int y = (4 * X - Y) / 2;
		if (y < 0 || y > X || Y % 2 != 0)
			System.out.println("No");
		else {
			int x = X - y;
			if (4 * x + 2 * y == Y)
				System.out.println("Yes");
			else
				System.out.println("No");
		}
	}
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz