#include<fstream.h>
int main()
   {ifstream f("secv22.in");
    ofstream g("secv2.out");
    int n,i,j,max,s[5000],c[5000],d[5000],e,a[5000],k,x=0,b[5000];
    f>>n>>k;
    for (i=1;i<=n;i++)
      f>>a[i];
    s[1]=a[1]; s[0]=0;
    for(i=2;i<=n;i++)
      s[i]=s[i-1]+a[i];
    for(i=k;i<=n;i++)
      for(j=1;j<=n-i+1;j++)
	 {b[++x]=s[j+i-1]-s[j-1];
	 c[x]=j+i-1;
	 d[x]=j;}
    max=-26000;
    for(i=1;i<=x;i++)
       if(b[i]>max) {max=b[i];e=i;}
    g<<d[e]<<" "<<c[e]<<" "<<max;
    return 0;}