Function percentile

src/context/stats.tsx:11–19

(sorted: number[], p: number)

  getAll(): Record<string, number>;
};
function percentile(sorted: number[], p: number): number {
  const index = p / 100 * (sorted.length - 1);
  const lower = Math.floor(index);
  const upper = Math.ceil(index);
  if (lower === upper) {
    return sorted[lower]!;
  }
  return sorted[lower]! + (sorted[upper]! - sorted[lower]!) * (index - lower);
}
const RESERVOIR_SIZE = 1024;
type Histogram = {
  reservoir: number[];