#include <fstream>
#include <vector>

using namespace std;

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

int main()
{
    int n, k, maxim = 0;
    in >> n >> k;

    vector<int> v(n + 1), sum(n + 1);

    sum[0] = -25005;
    for (int i = 1; i <= n; i++)
    {
        in >> v[i];
        sum[i] = sum[i - 1] + v[i];

        if(sum[i] > sum[maxim] && i >= k)
            maxim = i;
    }

    sum[0] = 0;
    int poz = maxim - k;
    for (int i = maxim - k - 1; i >= 0; i--)
        if (sum[i] < sum[poz])
            poz = i;

    out << poz + 1 << ' ' << maxim << ' ' << sum[maxim] - sum[poz];
    return 0;
}