1 files changed, 79 insertions, 0 deletions
diff --git a/lua/day2.lua b/lua/day2.lua
new file mode 100644
index 0000000..0526d78
--- /dev/null
+++ b/lua/day2.lua
@@ -0,0 +1,79 @@
+dofile("util.lua")
+
+ice_cream_scoops = {
+   "vanilla",
+   "chocolate";
+
+   sprinkles = true
+}
+
+greek_numbers = {
+   ena = "one",
+   dyo = "two",
+   tria = "three"
+}
+
+mt = {
+   __tostring = table_to_string
+}
+
+setmetatable(greek_numbers, mt)
+
+Villain = {
+   health = 100,
+
+   new = function(self, name)
+      obj = {
+         name = name,
+         health = self.health
+      }
+      setmetatable(obj, self)
+      self.__index = self
+      return obj
+   end,
+
+   take_hit = function(self)
+      self.health = self.health - 10
+   end
+}
+
+dietrich = Villain:new("Dietrich")
+
+SuperVillain = Villain:new()
+function SuperVillain:take_hit()
+   self.health = self.health - 5
+end
+
+joker = SuperVillain:new("Joker")
+
+function fibonacci()
+   local m = 1
+   local n = 1
+
+   while true do
+      coroutine.yield(m)
+      m, n = n, m+n
+   end
+end
+
+generator = coroutine.create(fibonacci)
+
+-- Easy
+function concatenate(a1, a2)
+   local new = {}
+   for i = 1, #a1 do
+      new[#new+1] = a1[i]
+   end
+   for i = 1, #a2 do
+      new[#new+1] = a2[i]
+   end
+   return new
+end
+
+l1 = {1,2,3}
+l2 = {4,5,6,7,8}
+
+-- Medium -- ????????????????????????????
+-- function _G.__add(self, v)
+--    return concatenate(self, v)
+-- end