#include <fstream>

using namespace std;

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

const int N=50001;
int v[N],n,k,s,smax=-25000*50000,st,dr,a[N];

int main()
{
    fin>>n>>k;
    for(int i=1;i<=n;i++)
    {
        fin>>v[i];
        a[i]=v[i]+a[i-1];
    }
    for(int i=1;i<=n-k+1;i++)
    {
        for(int j=i+k-1;j<=n;j++)
        {
            s=a[j]-a[i-1];
            if(s>smax)
            {
                smax=s;
                st=i;
                dr=j;
            }
        }
    }
    fout<<st<<" "<<dr<<" "<<smax;
    return 0;
}