View difference between Paste ID: N5DSQu2r and gbG53u12

 me = peripheral.wrap("top")
 tr=peripheral.wrap("left")
 mon = peripheral.wrap("bottom")
 lastTrade={}
 while true do
  for _,v in pairs(tr.getVillagerIds()) do
    for t=0,tr.getNumTrades(v)-1,1 do
-     if lastTrade[1] ~= v and lastTrade[2] ~= t then
+
          write("Deal: ")
          print(tr.getItemSold(v,t)["name"])
          tr.performTrade(v,t)
          lastTrade[1]=v
          lastTrade[2]=t
        end
        if tr.getItemSold(v,t)["id"] == 6061 then
          contain=false
          for _,item in pairs(me.getAvailableItems()) do
            if item["name"] == tr.getItemSold(v,t)["name"] then
              contain=true
            end
          end
          if contain ~= true then
            tr.performTrade(v,t)
            write("Deal: ")
            print(tr.getItemSold(v,t)["name"])
            lastTrade[1]=v
            lastTrade[2]=t
          end
      end
    end
  end
  sleep(1)
 end