#include <iostream>
#include <fstream>
#include <deque>
using namespace std;
#define MAX  500002

int k, n, v[MAX], xbase = -1000000, xmin, xmax;
deque<int> dq;

void print(){
	cout << endl;
	cout << n << " " << k << endl;
	for(int i = 1; i <= n; i ++){
		cout << v[i] << " "; 
	}
	cout << endl;
	cout << xmin << " " << xmax << " " << xbase << endl;
	cout << endl;
}

void read(){
	ifstream fi("secventa.in");
	fi>>n>>k; fi.ignore();
    char *a=new char[n*7];
    fi.read(a,n*7);
 
    unsigned j=0;
    for(int i=1;i<=n;i++){
        int sgn=1;
        if(a[j]=='-') { sgn=-1; j++;}
        while(isdigit(a[j])){
            v[i]=v[i]*10+a[j]-'0';
            j++;
        }
        j++;
        v[i]*=sgn;
    }
	fi.close();
}

void write(){
    ofstream fo("secventa.out");
    fo << xmin << " " << xmax << " " << xbase;
    fo.close();

}

void compute(){
	for(int i = 1; i <= n; i ++){
		while(!dq.empty() && dq.front() < i - k + 1){
			dq.pop_front();
		}
		while(!dq.empty() && v[i] < v[dq.back()]){
			dq.pop_back();
		}

		dq.push_back(i);

		if(i > k - 1 && v[dq.front()] > xbase){
			xbase = v[dq.front()];
			xmin = i - k + 1;
			xmax = i;
		}
	} 
	//print();
}

int main(void){
    read();
    compute();
	write();
    return 0;
}