#include <iostream>
#include <fstream>
using namespace std;

    long long v,sp[50001],mins[50001], pozmins[50001];

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

    int s=0, rst=1, rdr=1, raspmax=-2000000000, i, n, minsp=0, k;
    fin >> n >> k;
    for(i = 1; i <= n; i++)
    {
        fin >> v;
        sp[i] = v + sp[i - 1];
        mins[i] =  sp[i];
        pozmins[i] = i;
        if(mins[i] > mins[i - 1])
        {
            mins[i] = mins[i - 1];
            pozmins[i] = pozmins[i - 1];
        }
    }
    for(i = 1; i <= n; i++)
    {
        if(i >= k)
        {
            s = sp[i] - mins[i - k];
            if(s > raspmax)
            {
                raspmax = s;
                rst = pozmins[i - k] + 1;
                rdr = i;
            }
        }
    }
    fout << rst << " " << rdr  << " " << raspmax;
    return 0;
}