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