epi

/+dub.sdl:
dependency "vibe-d" version="~>0.8.0"
+/
import vibe.d;
import std.stdio;

struct RateByDate
{
	string no;
	string effectiveDate;

epi

auto approximate(double radius, uint npoints)
{
	import std.range : generate, take;
	import std.algorithm : count;
	import std.random : Xorshift, unpredictableSeed, uniform;

	auto radius2 = radius * radius;
	auto generator = Xorshift(unpredictableSeed);
	auto makeRandomCoord() { return uniform!`[]`(0, radius, generator) ^^ 2; }