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