#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int n;
int bac(int s)
{
    return (1890*s+143)%10007;
}
int b[100005],a[100005];
int main()
{
    while(scanf("%d",&n)!=EOF)
    {
        memset(b,0,sizeof(b));
        memset(a,0,sizeof(a));
        int re=0;
        for(int i=0;i<n;i++)
            {
                scanf("%d",&a[i]);
                re=re+a[i];
                b[i]=bac(a[i])-a[i];
            }
          //  int exm=0;
            int maxn=0;
          for(int i=1;i<n;i++)
          {
              if(b[i]+b[i-1]>b[i])
                b[i]=b[i]+b[i-1];
       if(b[i]>maxn)
                     maxn=b[i];

          }
        printf("%d\n",re+maxn);
    }
    return 0;
}