# include <stdio.h>
int v[10000];


long int suma(long int a,long int b)
{
long int i,s=0;
for (i=a;i<=b;i++) s+=v[i];
return s;
}

int main()
{FILE *f=fopen("secv2.in","r");
long int pbun,l,i,smax=0,n,k,sm,sn;
fscanf(f,"%ld%ld",&n,&k);
for (i=1;i<=k;i++)
	fscanf(f,"%d",&v[i]),smax+=v[i];
pbun=1;l=k;
for (i=k+1;i<=n;i++)
	{
	fscanf(f,"%d",&v[i]);
	for (j=1;j<=i-pbun+1-k;j++)
		for (u=0;u<=j;u++)
		{
		sm=suma(pbun+u+k+1,i);
		if (u!=0) sn=suma(pbun,pbun+u-1);
		}
	}
fclose(f);
FILE *g=fopen("secv2.out","w");
fprintf(g,"%ld% ld %ld\n",pbun,pbun+l-1,smax);
fclose(g);
return 0;
}