import java.util.*;
public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	}

} import java.util.*; util.* java public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	} main {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a=sc.nextInt(); a sc.nextInt() sc.nextInt sc int b=sc.nextInt(); b sc.nextInt() sc.nextInt sc if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		} (b-2*a)%2==0&&4*a-b>=0&&b>=2*a (b-2*a)%2==0&&4*a-b>=0&&b>=2*a (b-2*a)%2==0 (b-2*a)%2 (b-2*a) b 2*a 2 a 2 0 4*a-b>=0 4*a-b 4*a 4 a b 0 b>=2*a b 2*a 2 a {
			System.out.println("Yes"); 
		} System.out.println("Yes") System.out.println System.out System System.out "Yes" {
			System.out.println("No");
		} System.out.println("No") System.out.println System.out System System.out "No" String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	}

} Main
import java.util.*;
public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		if((b-2*a)%2==0&&4*a-b>=0&&b>=2*a) {
			System.out.println("Yes"); 
		}else {
			System.out.println("No");
		}
		

	}

}
