import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		 Scanner sc = new Scanner(System.in);
		 int X = sc.nextInt();
		 int Y = sc.nextInt();
		 String ans = "No";
		 for (int i = 0; i <= X; i++) {
			if (Y == -2*i + 4*X) { 
				ans="Yes";
			} 
		 }
		 System.out.print(ans);
	}
}
/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