#include <bits/stdc++.h>
#define L 50005
using namespace std;
ifstream fin("secv2.in");
ofstream fout("secv2.out");
int s[L];
int main(){
  int n, k, i, mx, mn, x, j, st, dr;
  fin >> n >> k;
  for (i = 1; i <= n; i++){
    fin >> x;
    s[i]  = s[i - 1] + x;
  }
  mn = 0;
  j = dr = st = 1;
  mx = s[1];
  for (i = 1; i <= n; i++){
    if (s[i] - mn > mx && i - j + 1 >= k){
      mx = s[i] - mn;
      st = j;
      dr = i;
    }
    if (mn > s[i]){
      mn = s[i];
      j = i + 1;
    }
  }
  fout << st << " " << dr << " " << mx << "\n";
  return 0;
}