#include <bits/stdc++.h>

using namespace std;

ifstream fin("secv2.in");
ofstream fout("secv2.out");

long long n, s, k;

int main()
{
    long long st, dr, Smax=-2000000000, S=-1, sttemp, i;
    fin>>n>>k;
    for(i=1; i<=n ; i++)
    {
        fin>>s;
        if(S<0)
            S=0, sttemp=i;
        S+=s;
        if(S>Smax && i-sttemp+1>=k)
            Smax=S, st=sttemp, dr=i;
    }
    fout<<st<<" "<<dr<<" "<<Smax<<"\n";
    return 0;
}