s2

io.write("how many msgs do you want to log>>")
answer = io.read()
n = tonumber(answer)
h = fs.open("Log.txt", "w")
while n > 0 do
  event, senderID, msg, dist = os.pullEvent("rednet_message")
  print("senderID:"..senderID.." msg:"..msg.." distence:"..dist.." ")
  h.writeLine("senderID:"..senderID.." msg:"..msg.." distence:"..dist.." ")
  n = n - 1
end
h.close()
print("saved results in Log.txt")