import java.util.Scanner;
import java.util.ArrayList;
import java.io.*;
import java.util.StringTokenizer;
public class Main{
    static BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
    static PrintWriter pw=new PrintWriter(new OutputStreamWriter(System.out));
    static StringTokenizer tokenizer=new StringTokenizer("");
    static String next() throws IOException {
        while (!tokenizer.hasMoreTokens()) {
            tokenizer = new StringTokenizer(reader.readLine());
        }
        return tokenizer.nextToken();
    }
    static int nextInt() throws IOException
    {
        return Integer.parseInt(next());
    }
    static double Double() throws IOException
    {
        return Double.parseDouble(next());
    }
    static long nextlong() throws IOException
    {
        return Long.parseLong(next());
    }
    public static void main(String[] args)throws IOException {
    
    	int n=nextInt();
    	int []a=new int[n];
    	for(int i=0;i<n;i++)
    	{
    		a[i]=nextInt();
    	}
    	int sum=0;
    	for(int i:a)
    	{
    		sum+=i;
    	}
    	if(sum%2==0)
    	{
    		pw.println("Yes");
    	}
    	else {
    		pw.println("No");
    	}
    	
        pw.close();
    }
}