local kiwi = require("kiwi")
local ffi = require("ffi")

local Var = kiwi.Var

local v1 = Var("v1")
local v2 = Var("v2")
local v3 = Var("v3")
local v4 = Var("v4")
local v5 = Var("v5")
local v6 = Var("v6")

local f1 = kiwi.f1
local f2 = kiwi.f2

local single = kiwi.constraints.single

local function execute_times(f, times)
   local begin = os.clock()
   for _ = 1, times do
      f()
   end
   local finish = os.clock()
   return finish - begin
end

local t = execute_times(function()
   return kiwi.constraints.pair_ratio(v1, 2.0, v2, 3.0)
end, 6000000)

print(t)

-- local t = execute_times(function()
--    return pair_ratio2(v1, 2.0, v2, 3.0)
-- end, 2000000)

-- print(t)