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");
    }
} import java.util.*; util.* java import java.math.BigDecimal; BigDecimal java.math 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");
    }
} 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");
    } main {
		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");
    } 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 int turu = 0 turu 0 kame = x; kame x while(kame >= 0){
          if(turu * 2 + kame * 4 == y){
            System.out.println("Yes");
            System.exit(0);
          }
          kame--;
          turu++;
        } kame >= 0 kame 0 {
          if(turu * 2 + kame * 4 == y){
            System.out.println("Yes");
            System.exit(0);
          }
          kame--;
          turu++;
        } if(turu * 2 + kame * 4 == y){
            System.out.println("Yes");
            System.exit(0);
          } turu * 2 + kame * 4 == y turu * 2 + kame * 4 turu * 2 turu 2 kame * 4 kame 4 y {
            System.out.println("Yes");
            System.exit(0);
          } System.out.println("Yes") System.out.println System.out System System.out "Yes" System.exit(0) System.exit System 0 kame-- kame turu++ turu 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);
		// 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");
    }
} 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");
    }
} Main
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");
    }
}