import java.util.*;

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