function main()
	term.clear()
	x,y = term.getSize()
	term.setCursorPos(1,1)
	term.setCursorBlink(true)
	print("Welcome to turtlemine!")
	OpenAllPorts()
	Input()
end
function OpenAllPorts()
	for _,v in ipairs(rs.getSides()) do
		rs.open(v)
	end
end
function Input()
	while true do
		print("Mine > ")
		x = read()
		print(x)
		if(string.lower(x)=="exit") then
			break
		else
			rednet.broadcast(x)
		end
	end
end
main()