#include<stdio.h>
int n,k,i,s[50001],p[50001],l[50001],j,x,smax,inc,sf;
int main()
{freopen("secv2.in","r",stdin);
 char buf[1000000];
 setvbuf(stdin,buf,_IOFBF,1000000);
 freopen("secv2.out","w",stdout);
 scanf("%d %d",&n,&k);
 for(i=1;i<=n;i++)
 {scanf("%d",&x);
  s[i]=s[i-1]+x;
  if(p[i-1]+x>0){p[i]=p[i-1]+x;l[i]=l[i-1]+1;}
 }
 smax=s[k];inc=1;sf=k;
 for(i=k+1;i<=n;i++)
  if(s[i]-s[i-k]+p[i-k]>smax||(s[i]-s[i-k]+p[i-k]==smax&&sf-inc>i-k+l[i-k])) {smax=s[i]-s[i-k]+p[i-k];inc=i-k-l[i-k]+1;sf=i;}
 printf("%d %d %d",inc,sf,smax);
 fclose(stdout);
 return 0;}