#include <fstream>
using namespace std;
ifstream fin("secv2.in");
ofstream fout("secv2.out");
int i,n,x,S,S3,temp,incep,termin,k,v[50001],j;
long long S2=-10000000;
int main()
{
    fin>>n>>k;
    for(i=1;i<=n;i++)
        fin>>v[i];
        for(i=1;i<=n-k;i++)
        {for(j=i+k-1;j<=n;j++)
        {S=S+v[j];
        if(S>S2)
        {
            S2=S;incep=i;termin=j+1;
        }
        }
        S=0;}
        fout<<incep<<" "<<termin<<" "<<S2;

}