#include<fstream.h>
ifstream f("ssm.in");
ofstream g("ssm.out");
int i,a,u,x,y,n,max,sum,k;
int main()
{
	f>>n>>k;
	max=-1234567891;
	for (i=1; i<=n; i++)
	{
		f>>a;
		if (sum<0)
		{
			sum=a;
			u=i;
		}
		else
		{
			sum+=a;
		}
		if ((sum>max) && (i-u>=k))
		{
			max=sum;
			x=u;
			y=i;
		}
	}
	g<<u<<" "<<y<<" "<<max;
	f.close();
	g.close();
	return 0;
}