View difference between Paste ID: cjxaxee4 and VzyTgJas

 local args = {...}
 rednet.open('top')
 if not args[1] then
     error('Input a bill UUID!')
 end
 
 local uuid = args[1]
 
 local dataSend={}
 
 for len = 1,#uuid do
     local char = string.byte(string.sub(uuid,len,len))*3
     table.insert(dataSend,char)
 end
 
 rednet.send(9,dataSend)
 local waitCount=0
 local isValid=nil
 repeat
     local id,data = rednet.receive(3)
     if id==9 then
         isValid=data
     end
 until waitCount > 10 or isValid~=nil
 
 if waitCount>10 then
     error('Connection Timed Out!')
 end
 
 if tonumber(isValid) > 0 then
     term.setTextColor(colors.green)
     print('Bill is currently valid!')
     term.setTextColor(colors.cyan)
     print('Value: '..isValid)
     print('')
     sleep(2)
     term.setTextColor(colors.orange)
     print('Press any key to continue . . .')
     os.pullEvent('key_up')
     term.clear()
 else
     term.setTextColor(colors.red)
     print('Invalid bill!')
 end