#include <iostream>
#include <fstream>

using namespace std;

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

int main()
{
    int n, k, sir, contor = 0, poz, maxim = 0, suma_provizorie = 0, inceput, idk, sfarsit;
    fin >> n >> k;
    if(n == k) {
        for(int i = 0; i < n; ++i) {
            fin >> sir;
            maxim += sir;
        }
        fout << "1" << " " << n << " "<< maxim;
        return 0;
    }
    for(int i = 0; i < n; ++i) {
        fin >> sir;
        if(suma_provizorie < 0) {
            suma_provizorie = sir;
            idk = i + 1;
        }
        else {
            suma_provizorie += sir;
            contor++;
            if(suma_provizorie > maxim && contor >= k) {
                maxim = suma_provizorie;
                inceput = idk;
                sfarsit = i + 1;
            }
        }
    }
    fout << inceput << " " << sfarsit << " " << maxim;
    return 0;
}