#include <fstream>
using namespace std;

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

int n, k, a[50001], s[50001];
int be, en, ma = -0x3f3f3f3f;

int main()
{
    is >> n >> k;
    for ( int i = 1; i <= n; ++i )
    {
        is >> a[i];
        s[i] = s[i - 1] + a[i];
        for ( int j = 1; j <= i - k + 1; ++j )
        {
            if ( s[i] - s[j - 1] > ma )
            {
                be = j;
                en = i;
                ma = s[i] - s[j - 1];
            }
        }
    }
    os << be << " " << en << " " << ma;
    is.close();
    os.close();
    return 0;
}