#include <fstream>

using namespace std;

ifstream in("secv2.in");
ofstream out("secv2.out");
int maxSum = -2147483648, sum, i, n, x, beg, endi, idx, k;
int main()
{
    in >> n >> k;
    for(i = 1; i <= n; i++) {
        in >> x;
        if(sum < 0) sum = x, idx = i;
        else sum += x;
        if(maxSum < sum) {
            if(i-idx+1 >= k) maxSum = sum, beg = idx, endi = i;
        }
    }
    out << beg << " " << endi << " " << maxSum;
    in.close(); out.close();
    return 0;
}