#include<stdio.h>
#include<algorithm>
#define maxn 50005
#define inf 0x3f3f3f3f
using namespace std;

int n,m,sol=-inf,L,R;

void read()
{
    int x,sum=0,nr=0;
    scanf("%d%d",&n,&m);
    for(int i=1;i<=n;i++)
    {
        scanf("%d",&x);
        sum+=x; nr++;
        if(nr>=m && sol<sum)
         sol=sum,R=i,L=i-nr+1;
        if(sum<0) sum=nr=0;
    }
}

int main()
{
    freopen("secv2.in","r",stdin);
    freopen("secv2.out","w",stdout);

    read();
    printf("%d %d %d",L,R,sol);

    fclose(stdin);
    fclose(stdout);
    return 0;
}