#include <fstream>

using namespace std;

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

int n, v[50005], k;
int sc, smax = - int(2e9), st, dr;

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