#include<fstream>
#include<values.h>
using namespace std;
int s[6000001];
int main()
{
	ifstream fcin("secv2.in");
	ofstream fcout("secv2.out");
	int n,i,min=0,max=-INT_MAX,inceput2=0,sfarsit,inceput,k;
	fcin>>n>>k;
	for(i=1;i<=n;i++)
		fcin>>s[i];
	for(i=1;i<=n;i++)
		s[i]+=s[i-1];
	if(k==n){fcout<<"1 "<<n<<" "<<s[n];return 0;}
	for(i=1;i<=n;i++)
	{
		if(max<s[i]-min && i-inceput2+1>=k)
			max=s[i]-min,inceput=inceput2+1,sfarsit=i;
		if(s[i]<min)
			min=s[i],inceput2=i;
	}
	fcout<<inceput<<" "<<sfarsit<<" "<<max;
	return 0;
}