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

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

const int DIM = 5e4 + 1;
int n, k;
long long a[DIM], sp[DIM], min_sum[DIM], min_pos[DIM];

int main()
{
    fin >> n >> k;

    for (int i = 1; i <= n; ++i)
        fin >> a[i];

    for (int i = 1; i <= n; ++i)
        sp[i] = sp[i - 1] + a[i];

    for (int i = 1; i <= n; ++i)
        if (sp[i] < min_sum[i - 1])
        {
            min_sum[i] = sp[i];
            min_pos[i] = i;
        }
        else
        {
            min_sum[i] = min_sum[i - 1];
            min_pos[i] = min_pos[i - 1];
        }

    long long ans(LLONG_MIN);
    int st = 1, dr = k;

    for (int i = k; i <= n; ++i)
    {
        long long c = sp[i] - min_sum[i - k];

        if (c > ans)
        {
            ans = c;
            dr = i;
            st = min_pos[i - k] + 1;
        }
    }

    fout << st << ' ' << dr << ' ' << ans;

    return 0;
}