-- Homework 13, problem 2: Floor and ceil.
--
-- Print x as-is, then math.floor(x), then math.ceil(x), each on its
-- own line. Then add one line of comment explaining how floor and
-- ceil differ.
--
-- Run with: lua exercises/13/homework/02-floor-and-ceil.lua

local x = 3.7

-- Your code goes here: