public void offer(long value) {
count++;
total += value;
quantiles.offer(value);
double delta = value - mean;
mean += delta / count;
m2 += delta * (value - mean);
if (value < min) {
min = value;
}
if (value > max) {
max = value;
}
}
public long getQuantile(double q) {
return quantiles.getQuantile(q);
}