#include <iostream>
#include <fstream>

using namespace std;

int v[50005];

int main()
{
    ifstream in("secv2.in");
    ofstream out("secv2.out");
    int n,k,i,j,Max=-1250000005,poz1,poz2,S;
    in >> n >> k;
    for (i = 1; i<=n; i++)
        in >> v[i];
    for (i = 1; i<=n; i++)
    {
        S = 0;
        for (j = i; j<=n; j++)
        {
            S+=v[j];
            if (j-i+1 >= k)
                if (S>Max)
                {
                    Max = S;
                    poz1 = i;
                    poz2 = j;
                }
        }
    }
    out << poz1 << " " << poz2 << " " << Max;
    return 0;
}