import java.util.*;
public class Main {
    public void solve() {
        Scanner scan = new Scanner(System.in);
        int X = scan.nextInt();
        int Y = scan.nextInt();
        for (int i = 0; i <= X; i++) {
            for (int j = X; j >= 0; j--) {
                if (i + j == X && 2 * i + 4 * j == Y) {
                    System.out.println("Yes");
                    return;}}}
                System.out.println("No");

    }





    public static void main(String[] args) {
        new Main().solve();
    }
    }
/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