View difference between Paste ID: 70uXkjKS and XKqpHYTE
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print("hellow world");
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hasMon = false;
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print("Dmeville);
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if peripheral.isPresent("top") then
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	hasMon = true;
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	mon = peripheral.wrap("top");
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	print("Monitor was found!");
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	mon.clear();
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end
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function printm(str)
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	if type(str) ~= "string" then return end
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	print(str);
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	mon.write(str);
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end
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function add()
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	printm("adding");
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end
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function remove()
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	printm("removing");
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end
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function start()
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	while true do
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		printm("What would you like to do?");
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		printm(" - Type \"add\" to add an item");
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		printm(" - Type \"remove\" to add an item");
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		printm(" - Type \"quit\" to save and quit");
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		ans = read();
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		if type(ans) = "string" then
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			if ans = "add" then add();
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			if ans = "remove" then remove();
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			if ans = "quit" then 
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				printm("Goodbye!");
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				os.shutdown();
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			end
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		end
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	end
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end
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start();