#include <stdio.h>
int a[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]);
    long long int s=0,maxim=0;
    int post=0;
    for(int i=0;i<n;i++)
    {
        s=0;
        for(int j=i;j<i+k;j++)
        {
            s+=a[j];
        }
        if(maxim<s)
        {
            maxim=s;
            post=i+k;
        }
        for(int j=i+k;j<n;j++)
        {
            s+=a[j];
            if(maxim<s)
            {
                maxim=s;
                post=j+1;
            }
        }
    }
    fprintf(fout,"%d %d %lld",post-k,post,maxim);
}