#include <fstream>
using namespace std;

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

int v[50010],i,contorMin,sum,sumMax = -1250000000,in,sf,elemMin = 1250000000,n,k;

int main()
{
    fin>>n>>k;
    for( i = 1 ; i <= n ; ++i )
    {
        fin>>v[ i ];
        v[ i ] += v[ i - 1 ];

        if( i >= k )
        {
            if( v[ contorMin ] < elemMin )
            {
                elemMin = v[ contorMin ];
                in = contorMin + 1;
            }

            sum = v[ i ] - elemMin;

            if( sum > sumMax )
            {
                sumMax = sum;
                sf = i;
            }

            ++contorMin;

        }
    }

    fout<<in<<' '<<sf<<' '<<sumMax;

return 0;
}