#include<cstdio>
using namespace std;
int main()
{
    freopen("secv2.in","r",stdin);freopen("secv2.out","w",stdout);
    int s=0,ind=1,b,e,a,n,k,i,best=-2e9;
    scanf("%d%d",&n,&k);
    for(i=1;i<=n;++i)
    {
        scanf("%d",&a);
        if(s<0)
            s=a,ind=i;
        else
            s+=a;
        if(best<s&&i-ind+1>=k)
            b=ind,e=i,best=s;
    }
    printf("%d %d %d",b,e,best);
}