#include <fstream>
using namespace std;
ifstream fin("secv2.in");
ofstream fout("secv2.out");
int n,k,nr,V[50009];
int main()
{
	int dco = 1, sol = -1500000000, c1 = 1, c2, sum = 0, zm;
	fin >> n >> k;
	for(int i=1; i<=n; i++)
	{
		fin >> V[i];
		V[i] = V[i-1] + V[i];
	}
	
	for(int i=1; i<=n-k+1; i++)
	{
		for(int j=i+1; j<=n; j++)
		{
			if(V[j] > sol && j-i+1 >= k)
			{
				sol = V[j];
				c1 = i;
				c2 = j;
			}
			V[j] = V[j] - V[i];
		}
	}
	
	fout << c1 << ' ' << c2 << ' ' << sol << '\n';
	fout.close();
	return 0;
}