#include <stdio.h>
int a[50001],val[50001],ct[50001];
int main()
{
    FILE *fin,*fout;
    fin=fopen("secv2.in","r");
    fout=fopen("secv2.out","w");
    int n,k;
    fscanf(fin,"%d%d",&n,&k);
    for(int i=0;i<n;i++) fscanf(fin,"%d",&a[i]);
    val[0]=a[0];
    ct[0]=1;
    for(int i=1;i<n;i++)
    {
        if(val[i-1]+a[i]<0)
        {
            val[i]=a[i];
            ct[i]=1;
        }
        else
        {
            val[i]=val[i-1]+a[i];
            ct[i]=ct[i-1]+1;
        }
    }
    int post=-1,maxim=0;
    for(int i=0;i<n;i++)
    {
        if(ct[i]>=k)
        {
            if(maxim<=val[i])
            {
                maxim=val[i];
                post=i;
            }
        }
    }
    int s=0;
    if(post!=-1) fprintf(fout,"%d %d %d",post+2-ct[post],post+1,maxim);
    else
    {
        int prim,secund;
        maxim=-1250000;
        for(int i=0;i<=n-k;i++)
        {
            s=a[i];
            for(int j=i+1;j<i+k;j++) s+=a[j];
            if(maxim<s)
            {
                maxim=s;
                prim=i+1;
                secund=i+k;
            }
            for(int j=i+k;j<n;j++)
            {
                s+=a[j];
                if(maxim<s)
                {
                    maxim=s;
                    prim=i+1;
                    secund=j+1;
                }
            }
        }
        fprintf(fout,"%d %d %d",prim,secund,maxim);
    }
    fclose(fin);
    fclose(fout);
    return 0;
}