client

local server = 0
local sides = {"top","bottom","left","right","front","back"}
for i = 1,6 do
  a = sides[i]
  if peripheral.getType(a) == "modem" then
    rednet.open(a)
    break
  end
end
while true do
for i = 1,6 do
  a = sides[i]
  if peripheral.getType(a) == "drive" then
    dr = a
    drive = peripheral.wrap(a)
    d = disk.getID(a)
    break
  end
end
print("Input protocol ('money','pay')")
protocol = io.read()
if protocol == "money" then
  rednet.send(server,d,"money")
  id,msg,_ = rednet.receive()
  b = tostring(msg)
  if b == "new" then
    print("Account Created (0$)")
  else
    print("You have "..b.."$")
  end
elseif protocol == "pay" then
  print("Pay to?")
  to = io.read()
  print("How many money?")
  money = io.read()
  e = #tostring(d)
  f = 4-e
  g = ""
  for i = 1,f do
    g = g.."0"
  end
  g = tonumber(g..d..money)
  rednet.send(server,g,to)
end
end