import java.awt.Frame;
import java.net.StandardSocketOptions;
import java.util.*;
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int[] D = new int[N];
		for(int i=0;i<N;i++) D[i]=sc.nextInt();
		int[] dp = new int[1<<N];
		Arrays.fill(dp,-100000000);
		dp[0]=100;
		for(int i=0;i<(1<<N);i++){
			if(dp[i]<0) continue;
			int did = 1;
			for(int j=0;j<N;j++) if( (i&(1<<j))>0. && D[j]<0) did+=1;
			for(int j=0;j<N;j++){
				if( (i&(1<<j))==0){
					if(D[j]>0){
						dp[i+(1<<j)]=Math.min(did*100, Math.max(dp[i+(1<<j)], dp[i]+D[j]));
					}else if(dp[i]+D[j]>0){
						dp[i+(1<<j)]=Math.max(dp[i+(1<<j)], dp[i]+D[j]);
					}
				}
			}
		}
		System.out.println(Math.max(0, dp[(1<<N)-1]));
		
	}
}