#include<cstdio>
#include<fstream>

using namespace std;

int smax,sc,n,nr,x,k;

int inceput,sfarsit;

int main()
{
	
	ifstream in("secv2.in");
	ofstream out("secv2.out");
	
	in>>n>>k;
	
	inceput=1;
	
	smax=-(1<<23);
		
	for (int i=1;i<=n;++i)
	{
		in>>x;
		sc+=x;
		++nr;
		if (nr>=k)
		{
		if (sc>smax)
		{
			smax=sc;
			sfarsit=i;
			inceput=i-nr+1;
		}
		}
		if (sc<0)
		{
			sc=0;
			nr=0;
		}
	}
	
	
	out<<inceput<<" "<<sfarsit<<" "<<smax;
	
	
	return 0;
}