import java.util.*;
import java.math.BigDecimal;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		int x = sc.nextInt();
        int y = sc.nextInt();
        int turu = 0, kame = x;
      
        while(kame >= 0){
          if(turu * 2 + kame * 4 == y){
            System.out.println("Yes");
            System.exit(0);
          }
          kame--;
          turu++;
        }

        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