#include<fstream>

using namespace std;

ifstream fin("secv2.in");
ofstream fout("secv2.out");

long n,a[50001],s,maxx=-1200000,k,i0,j0;

int main()
{   long i;
    fin>>n>>k;
    for(i=1;i<=n;i++)
        fin>>a[i]; 
    for(i=1;i<=n;i++)
    {     s+=a[i];
         if(maxx<s&&i>=k) 
                   {  maxx=s;
                       i0=i;
                    }       
    }
    s=0;
    maxx=-1200000;
    for(i=i0;i>=1;i--)
    {    s+=a[i];
	 if(maxx<s&&i0-i+1>=k) {  maxx=s;
		       j0=i;
		    }
    }                  
    fout<<j0<<" "<<i0<<" "<<maxx;
    fin.close();
    fout.close();
    return 0;
}