#include <iostream>
#include <fstream>
#include <climits>

using namespace std;


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


long long n, x, start, stop, ind, k, cont;
long long s, best_s = INT_MIN;

int main()

{
    fin >> n >> k;

    for(int i = 1; i <= n; ++i)
    {
        fin >> x;
        if(s < 0)
        {
            s = x;
            ind = i;
            cont=1;
        }
        else
        {
            s += x;
            cont++;
        }
        if(s > best_s && cont>=k)
        {
            best_s = s;
            start = ind, stop = i;
        }
    }



    fout << start << " " << stop << " " << best_s ;



    return 0;

}