#include <fstream>

using namespace std;

ifstream ci ("secv2.in");
ofstream co ("secv2.out");

int main()
{
    int smax=1<<31,pmax,umax,sc=-1,pc,n,x;
    ci >> n;
    for (int i=1; i<=n; i++)
    {
        ci >> x;
        if (sc+x>=x)
            sc+=x;
        else
        {
           sc=x;
           pc=i;
        }
        if (sc>smax)
        {
          smax=sc;
          pmax=pc;
          umax=i;
        }
    }
    co << pmax << " " << umax << " " << smax;
    return 0;
}