10 20 10 5
 20 1 2 3
 7 2 2 2
 25 10 5 10
 999 999 899 299
 10000 5000 0 5000
 2 2 2 2
 1 0 2 0
 3 3 2 1
 1 1 0 0
 1 0 0 1
 20 10 20 30
 505 142 321 12
 101 10 10 50
 10 19 15 100
 10000 5000 5000 0
 1234 645 876 1000
 3 10 10 10
 1 0 1 0
 7 3 0 5
 101 10 0 50
 1 0 0 0
 10 0 8 10
 1 2 0 0
 5 2 1 1
 8765 2432 2789 4993
 8987 4000 2534 4534
 10000 5000 5000 5000
 10000 5000 2500 2500
 10000 0 5000 5000
 10000 4999 2500 2500
 5 5000 5000 5000
 10000 4534 2345 4231
 5643 1524 1423 2111
 7777 4444 3333 2222
 2500 5000 5000 5000
 10000 2500 2500 2500
 5000 5000 5000 5000

36
 0
 1
 12
 145000
 1251
 3
 1
 3
 0
 0
 57
 0
 33
 35
 0
 141636
 6
 1
 1
 3
 0
 5
 1
 0
 1697715
 2536267
 6253751
 1
 2501
 0
 12
 2069003
 146687
 1236544
 1565001
 0
 4691251

import java.io.*;
import java.util.*;

import org.omg.CORBA.FREE_MEM;

public class Main {
    public static void main(String[] args) throws IOException {
        new Main().run();
    }
    StreamTokenizer in; PrintWriter out; boolean oj;
    BufferedReader br; Reader reader; Writer writer;

    void init() throws IOException {
        Locale.setDefault(Locale.US);
        oj = System.getProperty("ONLINE_JUDGE") != null;
        reader = oj ? new InputStreamReader(System.in) : new FileReader("input.txt");
        writer = oj ? new OutputStreamWriter(System.out) : new FileWriter("output.txt");
        br = new BufferedReader(reader);
        in = new StreamTokenizer(br);
        out = new PrintWriter(writer);
    }

    void run() throws IOException {
        long beginTime = System.currentTimeMillis();
        init();
        solve();
        if(!oj){
            long endTime = System.currentTimeMillis();
            if (!oj) {
                System.out.println("Memory used = " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()));
                System.out.println("Running time = " + (endTime - beginTime));
            }
        }
        out.flush();
    }
    
    void solve() throws IOException {
        int n=nI(), a=nI(), b=nI(), c=nI(), r=0, t;
        for(int i=0; i<=b; i++)
            for(int j=0; j<=c; j++){
                t=2*(n-i-2*j);
                if(t<=a&&t>=0)r++;
            }
        out.println(r);
    }
    
    int min(int x, int y){
        if(x<y)return x; else return y;
    }
    
    int nI() throws IOException {
        in.nextToken();
        return (int) in.nval;
    }

    long nL() throws IOException {
        in.nextToken();
        return (long) in.nval;
    }

    String nS() throws IOException {
        in.nextToken();
        return in.sval;
    }

    double nD() throws IOException {
        in.nextToken();
        return in.nval;
    }
}