

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

class Main {
    static class FastReader {
        BufferedReader br;
        StringTokenizer st;
        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void main(String[] args) {
        FastReader in = new FastReader();
        String[] s =in.nextLine().split(" ");
        int x = Integer.parseInt(s[0]);
        int y = Integer.parseInt(s[1]);
        boolean ans = false;
        for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        }
        if(ans)
        System.out.println("Yes");
        else System.out.println("No");
    }
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.*; util.* java class Main {
    static class FastReader {
        BufferedReader br;
        StringTokenizer st;
        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void main(String[] args) {
        FastReader in = new FastReader();
        String[] s =in.nextLine().split(" ");
        int x = Integer.parseInt(s[0]);
        int y = Integer.parseInt(s[1]);
        boolean ans = false;
        for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        }
        if(ans)
        System.out.println("Yes");
        else System.out.println("No");
    }
} Main public static void main(String[] args) {
        FastReader in = new FastReader();
        String[] s =in.nextLine().split(" ");
        int x = Integer.parseInt(s[0]);
        int y = Integer.parseInt(s[1]);
        boolean ans = false;
        for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        }
        if(ans)
        System.out.println("Yes");
        else System.out.println("No");
    } main {
        FastReader in = new FastReader();
        String[] s =in.nextLine().split(" ");
        int x = Integer.parseInt(s[0]);
        int y = Integer.parseInt(s[1]);
        boolean ans = false;
        for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        }
        if(ans)
        System.out.println("Yes");
        else System.out.println("No");
    } FastReader in = new FastReader(); in new FastReader() String[] s =in.nextLine().split(" "); s in.nextLine().split(" ") in.nextLine().split in.nextLine() in.nextLine in " " int x = Integer.parseInt(s[0]); x Integer.parseInt(s[0]) Integer.parseInt Integer s[0] s 0 int y = Integer.parseInt(s[1]); y Integer.parseInt(s[1]) Integer.parseInt Integer s[1] s 1 boolean ans = false; ans false for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        } int i=0; int i=0; i 0 i<=x i x i++ i++ i {
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        } {
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        } int j = x-i; j x-i x i if(2*i+4*j==y){
                ans = true;
                break;
            } 2*i+4*j==y 2*i+4*j 2*i 2 i 4*j 4 j y {
                ans = true;
                break;
            } ans = true ans true break; if(ans)
        System.out.println("Yes");
        else System.out.println("No"); ans System.out.println("Yes") System.out.println System.out System System.out "Yes" System.out.println("No") System.out.println System.out System System.out "No" String[] args args static class FastReader {
        BufferedReader br;
        StringTokenizer st;
        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
    } FastReader BufferedReader br; br StringTokenizer st; st public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        } FastReader {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        } br = new BufferedReader(new
                    InputStreamReader(System.in)) br new BufferedReader(new
                    InputStreamReader(System.in)) String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        } next {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        } while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } st == null || !st.hasMoreElements() st == null st null !st.hasMoreElements() st.hasMoreElements() st.hasMoreElements st {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                } IOException e {
                    e.printStackTrace();
                } e.printStackTrace() e.printStackTrace e {
                    st = new StringTokenizer(br.readLine());
                } st = new StringTokenizer(br.readLine()) st new StringTokenizer(br.readLine()) return st.nextToken(); st.nextToken() st.nextToken st int nextInt() {
            return Integer.parseInt(next());
        } nextInt {
            return Integer.parseInt(next());
        } return Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next long nextLong() {
            return Long.parseLong(next());
        } nextLong {
            return Long.parseLong(next());
        } return Long.parseLong(next()); Long.parseLong(next()) Long.parseLong Long next() next double nextDouble() {
            return Double.parseDouble(next());
        } nextDouble {
            return Double.parseDouble(next());
        } return Double.parseDouble(next()); Double.parseDouble(next()) Double.parseDouble Double next() next String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        } nextLine {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        } String str = ""; str "" try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } IOException e {
                e.printStackTrace();
            } e.printStackTrace() e.printStackTrace e {
                str = br.readLine();
            } str = br.readLine() str br.readLine() br.readLine br return str; str


import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

class Main {
    static class FastReader {
        BufferedReader br;
        StringTokenizer st;
        public FastReader() {
            br = new BufferedReader(new
                    InputStreamReader(System.in));
        }

        String next() {
            while (st == null || !st.hasMoreElements()) {
                try {
                    st = new StringTokenizer(br.readLine());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        double nextDouble() {
            return Double.parseDouble(next());
        }

        String nextLine() {
            String str = "";
            try {
                str = br.readLine();
            } catch (IOException e) {
                e.printStackTrace();
            }
            return str;
        }
    }

    public static void main(String[] args) {
        FastReader in = new FastReader();
        String[] s =in.nextLine().split(" ");
        int x = Integer.parseInt(s[0]);
        int y = Integer.parseInt(s[1]);
        boolean ans = false;
        for(int i=0;i<=x;i++){
            int j = x-i;
            if(2*i+4*j==y){
                ans = true;
                break;
            }
        }
        if(ans)
        System.out.println("Yes");
        else System.out.println("No");
    }
}