#include <iostream>
#include <fstream>
using namespace std;

int main()
{
    ifstream in ("secv2.in");
    ofstream out ("secv2.out");

    int n,k;
    in>>n>>k;
    int vec[n+1];
    vec[0]=0;
    int maxsuma=vec[k],inceput=1,sfarsit=k;
    int m=0;
    for(int i=1; i<=n; i++)
    {
        int a;
        in>>a;
        vec[i]=vec[i-1]+a;
    }
    for(int i=1;i<=n-k;i++)
    {
        m=min(m,vec[i+k]);
        if(m==vec[i])
            inceput=i+1;
        if(vec[i+k]-m>maxsuma)
        {
            maxsuma=vec[i+k]-m;
            sfarsit=i+k;
        }

    }
    out<<inceput<<" "<<sfarsit<<" "<<maxsuma;
    return 0;
}