#include <fstream>
using namespace std;

ifstream f("secv2.in");
ofstream g("secv2.out");

int n,k,i,j,t,inc,sf;
long long s[50001],maxim;
int a[50001];
int main()
{

    f>>n;
    f>>k;
    for(i=1;i<=n;++i) {
                            f>>a[i];
                            s[i]=s[i-1]+a[i];

                      }

    maxim=-9999999;

    for(i=1;i<=n-k+1;++i)
    {
        for(t=0;t+i+k-1<=n;++t) {
                                if(s[i+t+k-1]-s[i-1]>maxim) {
                                                                maxim=s[i+t+k-1]-s[i-1];
                                                                inc=i;
                                                                sf=i+t+k-1;
                                                          }
                             }
    }

    g<<inc<<" "<<sf<<" "<<maxim;

    return 0;
}