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();
        for (int i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        }
        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();
        for (int i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == 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 i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == 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 i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == 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 i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        } int i = 0; int i = 0; i 0 i <= x i x i++ i++ i {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        } {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        } for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            } int j = 0; int j = 0; j 0 j <= x j x j++ j++ j {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            } {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            } if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                } i + j == x i + j i j x {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                } int tmp = (i * 2) + (j * 4); tmp (i * 2) + (j * 4) (i * 2) i 2 (j * 4) j 4 if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    } tmp == y tmp 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 i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == 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 i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        }
        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();
        for (int i = 0; i <= x; i++) {
            for (int j = 0; j <= x; j++) {
                if(i + j == x) {
                    int tmp = (i * 2) + (j * 4);
                    if(tmp == y) {
                        System.out.println("Yes");
                        return;
                    }
                }
            }
        }
        System.out.println("No");
    }
}