import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
      int X = scan.nextInt();
      int Y = scan.nextInt();
      Boolean ans = false;
      
      for(int i=0; i<=X; i++){
        if(Y == (2*i) + (4*(X-i)))
          ans = true;
      }
      if(ans == true)
        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