#include <stdio.h>

int min(int a, int b) { return a < b ? a : b; }

int n,x,dp[2][1000005];

int main(){
scanf("%d",&n);
	dp[0][0]=1;
	int s=0;
	for(int i=1;i<=n;i++){
scanf("%d",&x);
		s+=x;
		for(int j=s/2;j>=x;j--){
			for(int f=0;f<2;f++){
				dp[f][j]=min(4,dp[f][j]+dp[f^1][j-x]);
			}
		}
	}
	if(n%2==0&&s%2==0&&dp[0][s/2]>=4) printf("Yes\n"); else printf("No\n");
	return 0;
}