diff --git a/init.lua b/init.lua
index def49a9..92b86ca 100644
--- a/init.lua
+++ b/init.lua
@@ -625,8 +625,6 @@ is_inside_string = function(strings,pos) -- is position inside one of the string
 	return strings[mid][1]<=pos and pos<=strings[mid][2]
 end
 
--- COMPILATION
-
 local find_outside_string = function(script, pattern, pos, strings)
 	local length = string.len(script)
 	local found = true;
@@ -643,6 +641,8 @@ local find_outside_string = function(script, pattern, pos, strings)
 	return nil
 end
 
+-- COMPILATION
+
 preprocess_code = function(script)  -- version 07/24/2018
 
 	--[[ idea: in each local a = function (args) ... end insert counter like:
@@ -699,6 +699,8 @@ preprocess_code = function(script)  -- version 07/24/2018
 
 	end
 	
+	table.sort(inserts)
+	
 	-- add inserts
 	local ret = {};	i1=1;
 	for i = 1, #inserts do
diff --git a/scripts/games/paint_game.lua b/scripts/games/paint_game.lua
new file mode 100644
index 0000000..8c29108
--- /dev/null
+++ b/scripts/games/paint_game.lua
@@ -0,0 +1,76 @@
+-- paint canvas by rnd
+-- TODO: add load/save button, save in book
+-- save: ask for name (chat ) and save in book
+-- load display list of names and ask which one (chat)
+if not init then
+	
+	colors = {
+	"black","blue","brown","cyan","dark_green","dark_grey","green","grey",
+	"magenta","orange","pink","red","violet","white","yellow"
+	}
+	
+	color = 1;
+	size = 16;
+	
+	init = true
+	
+	local ent = _G.basic_robot.data[self.name()].obj:get_luaentity();
+	ent.timestep = 0.5
+	
+	players = find_player(5); 	if not players then self.remove() end
+	player = _G.minetest.get_player_by_name(players[1])
+	self.label("-> " .. players[1])
+	
+	spos = self.spawnpos(); spos.y=spos.y+1;
+	
+	canvasn = "wool:white"
+	for i = 1, size do
+		for j = 1, size do
+			minetest.set_node({x=spos.x +i , y = spos.y + j, z = spos.z },{name = canvasn})
+		end
+	end	
+	
+	
+	
+	for i = 1,#colors do
+		minetest.set_node({x=spos.x +i , y = spos.y , z = spos.z },{name = "wool:"..colors[i]})
+	end
+	
+	vn = {x=0,y=0,z=1};
+	T0 = {x=spos.x+0.5,y=spos.y+0.5,z=spos.z-0.5*vn.z};
+	
+	get_intersect = function(vn, T0, p, v)
+		local a = (T0.x-p.x)*vn.x + (T0.y-p.y)*vn.y + (T0.z-p.z)*vn.z;
+		local b =  vn.x*v.x + vn.y*v.y + vn.z*v.z
+		if b<=0 then return nil end
+		if a<=0 then return nil end
+		local t = a / b
+		return {x = p.x+v.x*t, y= p.y+v.y*t, z = p.z+v.z*t}
+	end
+
+end
+
+if player:get_player_control().LMB then
+	local v = player:get_look_dir();
+	local p = player:get_pos(); p.y = p.y + 1.5
+	local c = get_intersect(vn,T0,p,v); 
+	if c then 
+		
+		local x = c.x - T0.x; local y = c.y - T0.y
+		if x>0 and x<size and y>-1 and y<size then
+			--self.label(x .. " " .. y)
+			if y>0 then
+				c.z = c.z+0.5
+				minetest.set_node(c, {name = "wool:" .. colors[color]})
+			else
+				x = 1+math.floor(x)
+				if colors[x] then
+					color = x;
+					self.label(colors[x])
+				end
+			end
+		end
+	
+	end
+	
+end
diff --git a/scripts/utils/resource_display.lua b/scripts/utils/resource_display.lua
new file mode 100644
index 0000000..22145b9
--- /dev/null
+++ b/scripts/utils/resource_display.lua
@@ -0,0 +1,16 @@
+-- SHOWS ACTIVE ROBOTS AND STATISTICS
+if not init then init = true
+	local data = _G.basic_robot.data;
+	local ret = {};
+	for k,v in pairs(data) do 
+		if k~="listening" and v.obj then 
+			local ent = v.obj:get_luaentity();
+			local t = v.t or 0; if t< 100000 then t = math.floor(t * 10000)/10 else t = 0 end
+			if ent then ret[#ret+1] = k .. "  " .. string.len(ent.code) .. " " .. string.len(_G.string.dump(v.bytecode)) .. "   ~   " .. t end
+		end 
+	end
+	mem1 = _G.collectgarbage("count")
+	self.label("memory used by lua (kbytes) ".. mem1 .. " ( delta " .. mem1 - (mem0 or 0) .. ")\n\nACTIVE ROBOTS\nrobot name | source code size | bytecode size |   ~  time (ms)\n" .. table.concat(ret,"\n"))
+	mem0 = mem1
+	init = false
+end
\ No newline at end of file