Method main

src/main/java/edu/princeton/cs/algs4/Queue.java:170–180

Unit tests the Queue data type. @param args the command-line arguments

(String[] args)

     * @param args the command-line arguments
     */
    public static void main(String[] args) {
        Queue<String> queue = new Queue<String>();
        while (!StdIn.isEmpty()) {
            String item = StdIn.readString();
            if (!item.equals("-"))
                queue.enqueue(item);
            else if (!queue.isEmpty())
                StdOut.print(queue.dequeue() + " ");
        }
        StdOut.println("(" + queue.size() + " left on queue)");
    }
}

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