System.out.println(queue.remove());// removing an element using remove method. System.out.println(queue.poll());// poll not give exception while remove give to remove and element.
int coffe_select = 0, Totalbill = 0,Vanilla=20,Hazelnut=25; System.out.println( "Enter Type of coffe which you want in these following :\n1.Espresso-200\n2.Cappucino-250\n3.Latte-300\n"); ...
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