#include <fstream>

using namespace std;

ifstream f("secv2.in");
ofstream g("secv2.out");

int n, k, i, first, last, begin, a[60000], sum, maxim;
int main()
{
    f>>n>>k;
    for(i=1; i<=n; ++i) f>>a[i];

    for(i=1; i<=n; ++i)
    {
        if(sum>=0) sum+=a[i];
        else if(sum<0)
        {
            sum=a[i];
            begin=i;
        }
        if(sum>maxim && i-begin+1>=k)
        {
            maxim=sum;
            first=begin;
            last=i;
        }
    }

    g<<first<<" "<<last<<" "<<maxim<<"\n";
}