Drink More Water (javascript)

drink-more-water.js

// a node.js command line program

var rl = require('readline');
// requires node's readline module

var prompts = rl.createInterface(process.stdin, process.stdout);

prompts.question("How many 8oz glasses of water have you had today? ", function  (glasses) {
	var message = '';

	if (glasses < 8) {
		message = glasses + " glasses of water isn't enough. You need at least 8 8oz glasses of water every day for your brain and body to function at its best. Drink at least " + (8 - glasses) + " more.";
	} else {
		message = "Excellent! Keep up the good work.";
	}
	
	console.log(message);
	
  process.exit();
});