#include<stdio.h>

#define Nmax 50020

int N,K,v[Nmax],s[Nmax];
void read()
{
	int i;
	for(i=1;i<=N;++i)
		scanf("%d",&v[i]);
	for(i=1;i<=N;++i)
		s[i]=s[i-1]+v[i];
}
void solve()
{
	int i,inceput=0,sf=0,max=-2000000;
	while(K<=N)
	{
		for(i=1;K+i-1<=N;++i)
			if(s[K+i-1]-s[i-1]>max)
			{
				max=s[K+i-1]-s[i-1];
				inceput=i;
				sf=K+i-1;
			}
		++K;
	}
	if(max==-2000000)
		max=0;
	printf("%d %d %d\n",inceput,sf,max);
}
int main()
{
	freopen("secv2.in","r",stdin);
	freopen("secv2.out","w",stdout);
	scanf("%d%d",&N,&K);
	read();
	solve();
	return 0;
}