end of day, done till 13

experiments/exp11.java

@@ -0,0 +1,29 @@
+// 11. write a java program to demonstrate ArrayList
+import java.util.*;
+public class exp11 {
+	public static void main(String[] args){
+		ArrayList<String> elementList = new ArrayList<>();
+		elementList.add("Hydrogen");
+		elementList.add("Helium");
+		elementList.add("Lithium");
+
+		System.out.println("Element at index 0: " + elementList.get(0));
+		System.out.println("Element at index 1: " + elementList.get(1));
+		System.out.println("Element at index 2: " + elementList.get(2));
+		
+		elementList.remove("Nitrogen");
+		System.out.println("Periodic Table Elements: ");
+		for(String element: elementList) {
+			System.out.println(element);
+		}
+
+		elementList.remove(elementList.get(2));
+		System.out.println("Size of elementList after removal of Lithium is: " + elementList.size());
+		
+		Iterator pdt = elementList.iterator();
+		System.out.println(pdt.next());
+		System.out.println(pdt.next());
+		//System.out.println(pdt.next()); --> NoSuchElementException
+		//System.out.println(pdt.next());
+	}
+}