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
		rednet.open(v)
	end
end
function Input()
	while true do
		term.write("mine > ")
		local x = read()
		if(string.lower(x)=="exit") then
			break
		end
		rednet.broadcast(x)
	end
end
main()