button

local chars = {}

local letters = read()
print( #letters )

function getChars(letters)
  for i = 1, #letters do
    chars[i] = letters:sub(i)
  end
end

function printChars()
  for i = 1, #letters do
    print("" ..chars[i])
    sleep(0.1)
    term.clear()
    term.setCursorPos(1, 1)
  end
end

getChars(letters)
printChars()