#include<fstream>
#include<limits.h>

using namespace std;

ifstream in("secv2.in");
ofstream out("secv2.out");

int n,x,sc,smax=INT_MIN,start,end,smin,imin,dif,k;

int main(){
	in>>n>>k;
	for(int i=1;i<=n;i++){
		in>>x;
		sc=x+sc;
		dif=sc-smin;
		if(dif>smax && i-imin>=k){
			smax=dif;
			start=imin+1;
			end=i;
		}
		if(sc<smin){
			smin=sc;
			imin=i;
		}
	}
	out<<start<<" "<<end<<" "<<smax;
	return 0;
}