E=1e10
for y=1,1e4 do
	local x=math.pi*y^2
	local s=tostring(math.floor(x))
	a,z,b=s:match("^([1-9]+)(000+)(.*)$")
	if z and #b<4 then
	if b==nil then b="" end
	x=tonumber(a..z..string.rep("0",#b))
	e=math.abs(x/y^2-math.pi)
	if e<E then
	print(x,y,x/y^2,string.format("%.10f",math.abs(x/y^2-math.pi)))
	E=e
	end
	end
	a,z,b=s:match("^([1-9]+)(999+)(.*)$")
	if z and #b<4 then
	x=tonumber(a..z..string.rep("9",#b))+1
	e=math.abs(x/y^2-math.pi)
	if e<E then
	print(x,y,x/y^2,string.format("%.10f",math.abs(x/y^2-math.pi)))
	E=e
	end
	end
end
-- your code goes here

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