#include <iostream>
#include <fstream>
using namespace std;

int main()
{
    int n,k,v[50001],i,j,i1,j1,maxi,sum;
    ifstream f("secv2.in");
    ofstream g("secv2.out");
    f>>n>>k;
    for(i=1;i<=n;i++)
        f>>v[i];
    j=1;
    maxi=0;
    while(j<=n-k)
    {
        i=j;
        sum=0;
        for(;i<=n;i++)
        {
            sum+=v[i];
            if(i-k>=0)
                if(sum>maxi)
                {
                    maxi=sum;
                    i1=i;
                    j1=j;
                }
        }
        j++;
    }
    g<<j1<<" "<<i1<<" "<<maxi;
    return 0;
}