#include<fstream>
#include<cstdio>

using namespace std;

int i,n,k,j,v[50005],p[50005],be,en,s1,e;
long long m;

int main()
{
    freopen("secv2.in", "r", stdin);
    freopen("secv2.out", "w", stdout);
    scanf("%d%d", &n, &k);
    for (i=1; i<=n; i++)
    {
        scanf("%d", &v[i]);
        p[i]=p[i-1]+v[i];
    }
    m=-9000000000000;
    for (i=1; i<=n-k+1; i++)
    {
        e=i+k-1;
        s1=p[i+k-1]-p[i-1];
        for (j=i+k; j<=n; j++)
        {
            if (p[j]-p[i-1]>s1)
            {
                s1=p[j]-p[i-1];
                e=j;
            }
        }
        if (s1>m)
        {
            m=s1;
            be=i;
            en=e;
        }
    }
    printf("%d %d %d", be, en,m);
    return 0;
}