#include <iostream>
#include <fstream>
using namespace std;
int main()
{
    int n,k,i,x,sum[50001],sc,smax=-2000000,st,stmax=-2000000,drmax,nr=0,v;
    ifstream f("secv2.in");
    ofstream g("secv2.out");
    f>>n>>k;
    sum[0]=0;
    for(i=1; i<=n; i++)
    {
        f>>v;
        sum[i]=sum[i-1]+v;
    }

    for(i=1; i<=n; i++)
    {
        f>>x;
        sum[i]=sum[i-1]+x;
        if(i<k)
            continue;
        if(i==k)
        {
            sc=sum[i];
            st=1;
        }

        else
        {
            if(sum[i]-sum[i-k]>sc+x)
            {
                sc=sum[i]=sum[i-k];
                st=i-k+1;
            }
            else sc+=x;

        }


        if(sc>smax and nr>=k)
        {
            smax=sc;
            stmax=st;
            drmax=i;
        }

    }

    g<<stmax<<" "<<drmax<<" "<<smax;
    return 0;
}