#include <stdio.h>

#define MAXN      500000

#define FISIN     "secventa.in"
#define FISOUT    "secventa.out"

FILE *fin, *fout;

class strange_queue {
public:

  void add(int k, int v) {
    while (stop > start && v < value[stop - 1]) --stop;
    value[stop] = v; key[stop] = k; ++stop;
  }
  void del(int k) {
    if (key[start] == k) ++start;
  }
  int min() { return value[start]; }

private:
  int key[MAXN];
  int value[MAXN];
  int start, stop;
};

strange_queue q;

int main() {
  fin = fopen(FISIN, "rt");
  fout = fopen(FISOUT, "wt");

  int n, k; fscanf(fin, "%d %d", &n, &k);
  for (int i = 0; i < k; ++i)  {
    int a;
    fscanf(fin, "%d", &a);
    q.add(i, a);
  }
  int best_start = 0; int best_base = q.min();
  
  for (int i = k; i < n; ++i) {
    int a; fscanf(fin, "%d", &a);
    int start = i - k;
    q.del(start);
    q.add(i, a);
    int m = q.min(); 
    if (m > best_base) {
      best_base = m;
      best_start = i - k + 1;
    }
  }

  best_start++;
  fprintf(fout, "%d %d %d\n", best_start, best_start + k - 1, best_base);

  fclose(fout);
  fclose(fin);
  return 0;
}