public double next(double toadd)
{
var todel = delay.next(toadd);
// adjust the sorted prices...
var endIndx = length - 1;
for (int i = 0; i < length; ++i)
{
if (prices[i] == todel)
{
if ((i == endIndx) ||
(prices[i + 1] >= toadd))
{
prices[i] = toadd;
break;
}
prices[i] = prices[i + 1];
todel = prices[i];
}
else if (prices[i] > toadd)
{
var tmp = prices[i];
prices[i] = toadd;
toadd = tmp;
}
}
// compute the median
var ans = prices[length / 2];
if ((length & 1) == 0)
{
ans = (0.5 * (ans + prices[length / 2 - 1]));
}
return(ans);
}
public double next(double price)
{
sum = sum - delay.next(price) + price;
return(sum / length);
}