#include <iostream>
#include <fstream>

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

long long n, i, j, k, l, mx, v[50005], best[50005], a, b, x;

int main () {
    
    fin >> n >> k;
    for (i = 1; i <= n; i++)
    {
        fin >> v[i];
        if (i <= k) mx += v[i];
    }
    
    best[1] = j;
    a = 1;  b = k;
    x = 1;
    for (i = 2; i <= n; i++)
    {
        fin >> v[i];
        if (best[i-1] + v[i] > v[i])
            best[i] = best[i-1] + v[i];
        
        else
        {
            best[i] = v[i];
            x = i;
        }
        
        if (best[i] > mx && i-x+1 >= k)
        {
            mx = best[i];
            a = x;  b = i;
        }
    }
    
    fout << a << " " << b << " " << mx << "\n";
}