import java.util.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner scan = new Scanner(System.in);
        int x,y,asi;
        x=scan.nextInt();
        y=scan.nextInt();
        
       for(int c=0; c<=x; c++){
           int t=x-c;
           asi =(c*2)+(4*t);
           if(asi==y){
               System.out.println("Yes");
               System.exit(0);
           }
       }
        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