#include <bits/stdc++.h>
using namespace std;
ifstream fin ("secv2.in");
ofstream fout("secv2.out");
long long n,i,j,s,k,st,dr,smax=LLONG_MIN,stmax,drmax,x;
int main()
{
    fin>>n>>k;
    st=1;
    for(i=1;i<=n;i++)
    {
        fin>>x;
        if(dr-st+1>=k && smax<s)
        {
            smax=s;
            stmax=st;
            drmax=dr;
        }
        if(x>s+x)
        {
            if(dr-st+1>=k && smax<s)
            {
                smax=s;
                stmax=st;
                drmax=dr;
            }
            s=x;
            st=dr=i;
        }
        else
        {
            dr++;
            s+=x;
        }
    }
    if(n-st+1>=k && smax<s)
    {
        smax=s;
        stmax=st;
        drmax=n;
    }
    fout<<stmax<<" "<<drmax<<" "<<smax;
    return 0;
}