#include <fstream>

using namespace std;
ifstream cin("secv2.in");
ofstream cout("secv2.out");
int n,k,s,sm=-2000000000,i,x,p,u,i1,i2;
int main()
{
    cin>>n>>k;
    i1=i2=p=1;
    for(i=1;i<=n;i++)
    {
        cin>>x;
        if(s>=0||u-p+1<k-1)
        {
            s+=x;
            u++;
        }
        else if(s<0)
        {
            s=x;
            p=u=i;
        }
        if(sm<s&&u-p+1>=k)
        {
            sm=s;
            i1=p;
            i2=u;
        }
    }
    cout<<i1<<' '<<i2<<' '<<sm;
    return 0;
}