#include <fstream>
using namespace std;

ifstream cin("secv2.in");
ofstream cout("secv2.out");

#define int long long

int sp[50005],mn[50005];

int32_t main()
{
    int n,k;
    cin>>n>>k;
    for (int i=1; i<=n; i++) mn[i]=1000000000;
    for (int i=1; i<=n; i++)
    {
        int x;
        cin>>x;
        sp[i]=sp[i-1]+x;
        mn[i]=min(mn[i-1],sp[i]);
    }
    int mx=-1000000000000000,df=-1;
    for (int i=k; i<=n; i++)
    {
        if (sp[i]-mn[i-k]>mx) {mx=sp[i]-mn[i-k]; df=i;}
    }
    int rmn=1000000000000000,lf=-1;
    for (int i=1; i<=df-k+1; i++)
    {
        if (sp[i]<rmn) {rmn=sp[i]; lf=i;}
    }
    cout<<lf+1<<" "<<df<<" "<<sp[df]-sp[lf];
}