#include <iostream>
#include <cmath>
using namespace std;
int main (){
    int n,hun =0,twoHun=0,num;
    cin >> n;
    while (n--){
        cin >> num;
        if (num %200 ==0) twoHun += num;
        else hun += num;
        
    }
    if(abs(hun -twoHun)%200==100){
        cout << "NO";
        return 0;
    }
    if((twoHun/200)%2!=0 && hun ==0){
        cout << "NO";
        return 0;
    }
    cout << "YES";
    
    return 0;
}