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import java.util.*;
public class QueueExample {
public static void main(String[] args) {
Queue<String> locationsQueue = new LinkedList<>();
locationsQueue.add("Kolkata");
locationsQueue.add("Patna");
locationsQueue.add("Delhi");
locationsQueue.add("Gurgaon");
locationsQueue.add("Noida");
System.out.println("Queue is : " + locationsQueue);
System.out.println("Head of Queue : " + locationsQueue.peek());
locationsQueue.remove();
System.out.println("After removing Head of Queue : " + locationsQueue);
System.out.println("Size of Queue : " + locationsQueue.size());
}
}
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