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();
    int a = 0;
    for (int p = 0; p <= X; p++){
      for (int q = X; 0 <= q; q--){
        if ((p*2 + q*4 == Y) && (p+q == X)) {
          a++;
          break;
        }
      }
    }
    if (a == 0){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  }
}
/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