# include <stdlib.h>
# include <cstdio>

using namespace std;

int n, k, front, back, a[500005], deque[500005], max, pozmax;
int main()
{int i;
    freopen("secventa.in","r",stdin);
    freopen("secventa.out","w",stdout);
    
    scanf("%d%d",&n,&k);
    
    for (i = 1; i <= n; i++)
    scanf("%d",&a[i]);
    
    front = 1; back = 0;
    for (i = 1; i <= n; i++)
    {
        while (front <= back && a[i] < a[deque[back]]) back --;
        
        deque[++back] = i;
        
        if (deque[front] == i - k) front ++;
        
        max = -1000; pozmax = -1000;
        if (front > pozmax) {
                             pozmax = deque[front];
                             max = a[deque[front]];
                             }
        }
        printf("%d %d %d", pozmax, pozmax + k - 1, max);
        
return 0;
}