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