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

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

int main()
{
    int n,k=0,x, sum=0, bestsum=-int(2e9), contor=0, idx,p,u;
    f >> n >> k;
    for (int i=1; i<=n; i++)
    {
        f >> x;
        if (sum<0)
        {
            sum = x;
            idx=i;
            contor=1;
        }
        else
        {
            sum += x;
            contor++;
        }
        if(bestsum<sum && contor>=k)
        {
            bestsum=sum;
            p = idx;
            u = i;
        }
    }
    g << p << " " << u << " " << bestsum;
    return 0;
}