#include<fstream>

using namespace std;

const long N=50000;
long v[N];
ifstream in("secv2.in");
ofstream out("secv2.out");
int main()

{
	long n,k,i,i1,i2,i3,s=0,smax;
	in>>n;
	in>>k;
	
	for(i=1;i<=n;i++)
		in>>v[i];
	smax=v[1];
	for(i=1;i<=n;i++)
	{
		if(s<0)
		{
			s=0;
			i1=i;
		}
		s+=v[i];
		if(s>smax&&i-i1>=k)
		{
			smax=s;
			i2=i;
			i3=i1;
		}
	}
	out<<i3<<" "<<i2<<" "<<smax;
	return 0;
}