#include<fstream>
using namespace std;
ifstream fin("secv2.in");
ofstream fout("secv2.out");
int v[50001];
int main()
{
    int n,k,poz,i,maxim;
    fin >> n >> k;
    for(i = 1;i <= n;i++){
        fin >> v[i];
        v[i] += v[i-1];
    }
    for(i = k,maxim = k;i <= n;i++){
        if(v[i] > v[maxim])
            maxim = i;
    }
    for(i = maxim-k,poz = maxim-k;i >= 0;i--){
        if(v[i] < v[poz]){
            poz = i;
        }
    }
    fout << poz+1 << " " << maxim << " " << v[maxim] - v[poz];
    return 0;
}