test

redstone.setOutput("back", false)
redstone.setOutput("left", false)


while true do

print("Number of Pulses")
x = read()

for i = 1, x do
  print(i)
  redstone.setOutput("left", true)
  redstone.setOutput("back", true)
  sleep(0.1)
  redstone.setOutput("back", false)
  sleep(0.1)
end

sleep(1)
redstone.setOutput("left", false)

end