Queue

DhirajGadekar · DhirajGadekar · commit ad02b19322e5 · 2023-08-21T21:45:55.000+05:30
diff --git a/Collection/32_Queue.java b/Collection/32_Queue.java
@@ -0,0 +1,31 @@
+import java.util.*;
+
+class QueueDemo {
+	
+	public static void main(String[] args) {
+		
+		Queue que = new LinkedList();
+
+		que.offer(10);
+		que.offer(20);	
+		que.offer(50);
+		que.offer(30);
+		que.offer(40);
+
+		System.out.println(que);
+		
+		// 1) peek();
+		System.out.println(que.peek());
+
+		// 2) element();
+		System.out.println(que.element());   // throws NoSuchElementException
+
+		// 3) poll();
+		que.poll();
+		System.out.println(que);
+
+		// 4) remove()
+		que.remove();
+		System.out.println(que);                // throws NoSuchElementException
+	}
+}
