#include <fstream>

using namespace std;

ifstream fin("secv2.in");
ofstream fout("secv2.out");

int last, maxim, i, n, x, prim, ultim, primadev, k;

int main()
{
    fin>>n>>k;
    maxim=-100000000;
    for (i=1; i<=n; i++)
    {
        fin>>x;
        if (last>=0)
            last+=x;
        else
        {
            if (x>last)
            {
                last=x;
                prim=i;
            }
        }
        if (last>maxim && i-primadev+1>=k)
        {
            maxim=last;
            primadev=prim;
            ultim=i;
        }
    }
    fout<<primadev<<" "<<ultim<<" "<<maxim;
    return 0;
}