#include <fstream>
using namespace std;

int main()
{
	ifstream fin("secventa.in");
	ofstream fout("secventa.out");
	
	int n, k, i, st, dr, rez, poz, a[500000], q[500000];
	fin >> n >> k;
	for ( i = 1; i < n; i++)
		fin >> a[i];
	rez = 999;
	st = 1; dr = 0;
	for ( i = 1; i < k - 1; i++)
	
		while ( dr >= st && a[i] <= a[q[dr]] )
		{	
			dr = dr - 1;
		dr = dr + 1;
		q[dr] = i;
		}
	
	for ( i = k; i < n; i++)
		while ( st <= dr && a[i] <= a[q[dr]] )
		{	
			dr = dr - 1;
		dr = dr + 1;
		q[dr] = i;
		}
		while ( st <= dr && q[st] < i - k + 1 )
			st = st + 1;
			if ( a[q[st]] > rez )
			{
				rez = a[q[st]];
				poz = i;
			}
		
	
	fout << poz - k + 1 << poz << rez;
	fout.close();
	fin.close();
	return 0;
}