View difference between Paste ID: XZnym2VL and pPrGf2Xh

 monitor = peripheral.wrap("left")
 
 chest1 = peripheral.wrap("chest_1")
 chest2 = peripheral.wrap("chest_2")
 
-letters = "abcdefghijklmnopqrstuvwxyz"
+letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
 
 items = {}
 sortedItems = {}
 tableLength = 0
 
 function addChest(chest)
   for i = 1, chest.getInventorySize(), 1 do
     item = chest.getStackInSlot(i)
     if item ~= null then
       if items[item["display_name"]] == null then
         itemEntry = {}
         itemEntry["name"] = item["display_name"]
         itemEntry["qty"] = item["qty"]
         items[item["display_name"]] = itemEntry
         tableLength = tableLength + 1
         sortedItems[tableLength] = itemEntry
       else
         items[item["display_name"]]["qty"] = items[item["display_name"]]["qty"] + item["qty"]
       end
     end
   end
 end
 
 function addChests()
   tableLength = 0
   items = {}
   sortedItems = {}
   addChest(chest1)
   addChest(chest2)
 end
 
 function sort()
   for i = tableLength - 1, 1, -1 do
     for j = 1, i, 1 do
-      print(j)
+      if string.find(letters, string.sub(sortedItems[j]["name"], 1, 1)) > string.find(letters, string.sub(sortedItems[j + 1]["name"], 1, 1)) then
-      if string.find(letters, string.sub(sortedItems[j]["name"], 1, 1), 0) > string.find(letters, string.sub(sortedItems[j]["name"], 1, 1), 0) then
+
         sortedItems[j] = sortedItems[j+1]
         sortedItems[j+1] = temp
       end
-      end
+
   end
 end
 
 function refreshMonitor()
   monitor.setTextScale(0.5)
   monitor.setCursorPos(1, 1)
   monitor.clear()
   for k, v in pairs(sortedItems) do
     monitor.write(v["name"] .. ": " .. v["qty"])
     x, y = monitor.getCursorPos()
     monitor.setCursorPos(1, y + 1)
   end
 end
 
 while true do
   addChests()
   sort()
   refreshMonitor()
   sleep(5)
 end