import java.util.*;
public class Main {
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
      int x=sc.nextInt();
      int y=sc.nextInt();
      if(!(y%2==0)){
        System.out.println("No");
        return;
      }
      int a=0;
      for(int i=0;i<=x;i++){
      	a=y-(i*4);
        if(a==(x-i)*2){
        	System.out.println("Yes");
          return;
        }
      }
      System.out.println("No");
      return;
	}
}
/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