#include<fstream.h>

int i,j,ifin,jfin,n,k,v[50000];

long h=0,s=0,max=0;

int main()

{

ifstream f("secv2.in");

ofstream g("secv2.out");

f>>n>>k;

for(i=1;i<=n;i++)f>>v[i];

if(n==k) {for(i=1;i<=n;i++)s+=v[i];max=s;ifin=1;jfin=n;}

else {for(i=1;i<=n;i++){s+=v[i];if(s>h&&i>=k){h=s;jfin=i;}}

     for(i=jfin-1;i>0;i--){h+=v[i];if(h>max&&(jfin-i+1)>=k){max=h;ifin=i;}}}

g<<ifin<<" "<<jfin<<" "<<max;

f.close();

g.close();

return 0;

}