Puzzle

local slots = {
0,
0,
0,
0,
0,
0,
0,
0,
0}

local combination = {
0,
1,
2,
3,
4,
5,
6,
7,
8}
for i=1,9 do
  peripheral.call("back","setSlot",i,{id = "minecraft:stained_glass_pane", dmg = slots[i]})
end
local points = 0
while true do
  local event, slot, side = os.pullEvent("slot_click")
  if slots[slot] < 15 then
    slots[slot] = slots[slot] + 1
  else
    slots[slot] = 0
  end
  peripheral.call("back","setSlot",slot,{id = "minecraft:stained_glass_pane", dmg = slots[slot]})
  points = 0
  for i=1,9 do
    if slots[i] == combination[i] then
      points = points + 1
    end
  end
  if points == 9 then
    commands.exec("give @p minecraft:diamond")
    for i=1,9 do
      local rnd = math.random(0,15)
      combination[i] = rnd
      print(i,":",rnd)
      for i=1,9 do
        slots[i] = 0
        peripheral.call("back","setSlot",i,{id = "minecraft:stained_glass_pane", dmg = slots[i]})
      end
    end
  end
end