Added till 18th

LinkedHash17a.java

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+// 17a) Write a java code to demonstrate LinkedHashSet
+
+import java.util.*;
+public class LinkedHash17a{
+	public static void main(String args[]){
+		LinkedHashSet<String> pc = new LinkedHashSet<String>();
+		pc.add("RAM stick");
+		pc.add("GPU");
+		pc.add("RAM stick");
+		pc.add("Processor");
+		Iterator<String> itr = pc.iterator();
+		while(itr.hasNext()){
+			System.out.println(itr.next());
+		}
+	}
+}