function doOutput(table)
	local file = io.open("map.json", "w")
	io.output(file)
	io.write(json.encode(table))
	io.close(file)
end

function getInput(filename)
	local file = io.open(filename, "r")
	io.input(file)
	local content = io.read()
	io.close(file)
	return content
end