#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int>P;
typedef vector<int>VI;
#define rep(i,n) for(int i=0;i<(n);i++)
#define pb push_back
#define all(v) (v).begin(),(v).end()
#define maxv(a,b) (a)=max((a),(b))
#define minv(a,b) (a)=min((a),(b))

int N,D[16];
int dp[1<<17];

int main(){
    cin>>N;
    rep(i,N)cin>>D[i];

    dp[0]=100;

    rep(i,1<<17){
        if(dp[i]==0)continue;
        int H=100;
        rep(j,N)if((i>>j&1)&&D[j]<0)H+=100;
        rep(j,N)if((i>>j&1)==0){
            if(D[j]>0)maxv(dp[i|(1<<j)],min(H,dp[i]+D[j]));
            else maxv(dp[i|(1<<j)],max(0,dp[i]+D[j]));
        }
    }

    cout<<dp[(1<<N)-1]<<endl;
    return 0;
}