#include <iostream>
#include <fstream>
using namespace std;
ifstream fi("secv2.in");
ofstream fo("secv2.out");

int j,i,n,k,a[50001],s[50001],m,st,fn;

int main()
{
	fi >> n >> k;
	for (i=1; i<=n; i++)
		fi >> a[i],s[i]=s[i-1]+a[i];
	
	for (i=0; i<=n-k; i++)
		for (j=i+k; j<=n; j++)
			{
				int sum=s[j]-s[i];
				if (sum>m)
				{
					m=sum;
					st=i+1;
					fn=j;
				}
			}
	
	fo << st << ' ' << fn << ' ' << m;
	
	
	return 0;
}