# include <fstream>
# include <iostream>
# define infi 0x3f3f3f3f
# define nmax 50005
using namespace std;
ifstream fi("secv2.in");
ofstream fo("secv2.out");
long long Max=-infi;
int pr,u;
int s[nmax],p[nmax],sum[nmax];
int main(void)
{
    int n,k;
    fi>>n>>k;
    int x;
    fi>>x;
    sum[1]=s[1]=x;p[1]=1;
    for (int i=2;i<=n;++i)
    {
        fi>>x;
        sum[i]=sum[i-1]+x;
        if (s[i-1]<0 ) p[i]=i,s[i]=x;
        if (s[i-1]>=0) p[i]=p[i-1],s[i]=x+s[i-1];
    }
    for (int i=k;i<=n;++i)
    {
        int S=sum[i]-sum[i-k+1]+s[i-k+1];
        if (S>Max) Max=S,pr=p[i-k+1],u=i;
    }
    fo<<pr<<" "<<u<<" "<<Max<<"\n";
}