#include<iostream>
#include<fstream>

using namespace std;

ifstream fin("secv2.in");
ofstream fout("secv2.out");
 
int main()
{
	long t[50009],i,n,k,s,smax,ii,begin=0,end=0;
	fin>>n>>k;
	for (i=1;i<=n;i++) fin>>t[i];
	smax=-1000000000;ii=1;
	s=0; 
	for (i=2;i<=n;i++) 
	{
		s+=t[i];  
		if (s<0) {
			s=0;ii=i+1;;
		}
 	   if (smax<s && i-ii+1>=k) {
 	   	smax=s;begin=ii;end=i;
       }
	}
 	fout<<begin<<' '<<end<<' '<<smax;
 	fin.close();fout.close();
 	
return 0;

}