import java.util.*;

public class Main {
	Scanner sc = new Scanner(System.in);
	final int MOD = 998244353;
	final int MAX = Integer.MAX_VALUE;
	final long LMAX = Long.MAX_VALUE;
	int len = (int)1e6 + 1;
	
	
	void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	}
	
	
	public static void main(String[] args) {
		new Main().doIt();
	}

} import java.util.*; util.* java public class Main {
	Scanner sc = new Scanner(System.in);
	final int MOD = 998244353;
	final int MAX = Integer.MAX_VALUE;
	final long LMAX = Long.MAX_VALUE;
	int len = (int)1e6 + 1;
	
	
	void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	}
	
	
	public static void main(String[] args) {
		new Main().doIt();
	}

} Main Scanner sc = new Scanner(System.in); sc new Scanner(System.in) final int MOD = 998244353; MOD 998244353 final int MAX = Integer.MAX_VALUE; MAX Integer.MAX_VALUE Integer Integer.MAX_VALUE final long LMAX = Long.MAX_VALUE; LMAX Long.MAX_VALUE Long Long.MAX_VALUE int len = (int)1e6 + 1; len (int)1e6 + 1 (int)1e6 1 void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	} doIt {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	} int X = sc.nextInt(); X sc.nextInt() sc.nextInt sc int Y = sc.nextInt(); Y sc.nextInt() sc.nextInt sc for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		} int i = 0; int i = 0; i 0 i <= X i X i++ i++ i {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		} {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		} if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			} Y == i * 2 + (X - i) * 4 Y i * 2 + (X - i) * 4 i * 2 i 2 (X - i) * 4 (X - i) X i 4 {
				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" public static void main(String[] args) {
		new Main().doIt();
	} main {
		new Main().doIt();
	} new Main().doIt() new Main().doIt new Main() String[] args args public class Main {
	Scanner sc = new Scanner(System.in);
	final int MOD = 998244353;
	final int MAX = Integer.MAX_VALUE;
	final long LMAX = Long.MAX_VALUE;
	int len = (int)1e6 + 1;
	
	
	void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	}
	
	
	public static void main(String[] args) {
		new Main().doIt();
	}

} public class Main {
	Scanner sc = new Scanner(System.in);
	final int MOD = 998244353;
	final int MAX = Integer.MAX_VALUE;
	final long LMAX = Long.MAX_VALUE;
	int len = (int)1e6 + 1;
	
	
	void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	}
	
	
	public static void main(String[] args) {
		new Main().doIt();
	}

} Main
import java.util.*;

public class Main {
	Scanner sc = new Scanner(System.in);
	final int MOD = 998244353;
	final int MAX = Integer.MAX_VALUE;
	final long LMAX = Long.MAX_VALUE;
	int len = (int)1e6 + 1;
	
	
	void doIt() {
		int X = sc.nextInt();
		int Y = sc.nextInt();
		for(int i = 0; i <= X; i++) {
			if(Y == i * 2 + (X - i) * 4) {
				System.out.println("Yes");
				return;
			}
		}
		System.out.println("No");
	}
	
	
	public static void main(String[] args) {
		new Main().doIt();
	}

}
