Add a test

ravi-tests/sieve_puc.lua

@@ -0,0 +1,29 @@
+-- Copyright vnmakarov see https://github.com/vnmakarov/mir/issues/2
+local function sieve()
+	local i, k, prime, count
+	local flags = {}
+
+	for iter=0,100000  do
+		count = 0
+		for i=0,8190 do 
+			flags[i] = 1
+		end
+		for i=0,8190 do
+			if flags[i] == 1 then
+				prime = i + i + 3;
+				for k = i + prime, 8190, prime do
+					flags[k] = 0
+				end
+				count = count + 1
+			end
+		end
+	end
+	return count
+end
+
+local t1 = os.clock()
+local count = sieve()
+local t2 = os.clock()
+print("time taken ", t2-t1)
+print(count)
+assert(count == 1899)