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();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    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 x = sc.nextInt();
		int y = sc.nextInt();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    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();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    System.out.println("No");
	} main {
		Scanner sc = new Scanner(System.in);
		int x = sc.nextInt();
		int y = sc.nextInt();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    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 for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		} int turtle = 0; int turtle = 0; turtle 0 turtle <= x turtle x turtle++ turtle++ turtle {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		} {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		} if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    } turtle * 4 + (x - turtle) * 2 == y turtle * 4 + (x - turtle) * 2 turtle * 4 turtle 4 (x - turtle) * 2 (x - turtle) x turtle 2 y {
		        System.out.println("Yes");
		        return;
		    } System.out.println("Yes") System.out.println System.out System System.out "Yes" return; 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();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    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();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    System.out.println("No");
	}
} Main
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();
		for (int turtle = 0; turtle <= x; turtle++) {
		    if (turtle * 4 + (x - turtle) * 2 == y) {
		        System.out.println("Yes");
		        return;
		    }
		}
	    System.out.println("No");
	}
}
