From a6106fa87897f1a5397238340a5a4d4d48cc9df1 Mon Sep 17 00:00:00 2001
From: misa <xyz@gmail.com>
Date: Thu, 12 Feb 2026 10:01:20 +0000
Subject: [PATCH] Upload files to "/"

---
 HashSet16.java        | 19 +++++++++++++++++++
 LinkedHashSet17a.java | 22 ++++++++++++++++++++++
 LinkedHashSet17b.java | 20 ++++++++++++++++++++
 LinkedHashSet17c.java | 20 ++++++++++++++++++++
 Stack15.java          | 31 +++++++++++++++++++++++++++++++
 5 files changed, 112 insertions(+)
 create mode 100644 HashSet16.java
 create mode 100644 LinkedHashSet17a.java
 create mode 100644 LinkedHashSet17b.java
 create mode 100644 LinkedHashSet17c.java
 create mode 100644 Stack15.java

diff --git a/HashSet16.java b/HashSet16.java
new file mode 100644
index 0000000..4f17251
--- /dev/null
+++ b/HashSet16.java
@@ -0,0 +1,19 @@
+//16. write a java code to demonstrate HashSet
+import java.util.*;
+public class HashSet16
+{
+	public static void main(String[] args)
+	{
+		HashSet<String> drinks = new HashSet<String>();
+		drinks.add("Cranberry Juice");
+		drinks.add("Mango Lassi");
+		drinks.add("Cranberry Juice");
+		drinks.add("Mixed fruit Juice");
+
+		Iterator<String> itr = drinks.iterator();
+		while(itr.hasNext())
+		{
+			System.out.println(itr.next());
+		}
+	}
+}
\ No newline at end of file
diff --git a/LinkedHashSet17a.java b/LinkedHashSet17a.java
new file mode 100644
index 0000000..27af75a
--- /dev/null
+++ b/LinkedHashSet17a.java
@@ -0,0 +1,22 @@
+//17. write a java code to demonmstrate LinkedHashSet A
+import java.util.*;
+public class LinkedHashSet17a
+{
+	public static void main(String[] args)
+	{
+		LinkedHashSet<String> sweets = new LinkedHashSet<String>();
+		sweets.add("Kaju Katli");
+		sweets.add("Gulab Jamun");
+		sweets.add("Aflatoon");
+		sweets.add("Gajar Halwa");
+		sweets.add("Kaju Katli");
+		Iterator<String> itr = sweets.iterator();
+		while(itr.hasNext())
+		{
+			System.out.println(itr.next());
+		}
+
+	}
+}
+
+
diff --git a/LinkedHashSet17b.java b/LinkedHashSet17b.java
new file mode 100644
index 0000000..d588c9f
--- /dev/null
+++ b/LinkedHashSet17b.java
@@ -0,0 +1,20 @@
+//program 17b
+import java.util.*;
+public class LinkedHashSet17b
+{
+	public static void main(String[] args)
+	{
+		LinkedHashSet<String> sweets = new LinkedHashSet<String>();
+		sweets.add("Kaju Katli");
+		sweets.add("Gulab Jamun");
+		sweets.add("");
+		sweets.add("Gajar Halwa");
+		sweets.add("Kaju Katli");
+		Iterator<String> itr = sweets.iterator();
+		while(itr.hasNext())
+		{
+			System.out.println(itr.next());
+		}
+
+	}
+}
diff --git a/LinkedHashSet17c.java b/LinkedHashSet17c.java
new file mode 100644
index 0000000..57857ba
--- /dev/null
+++ b/LinkedHashSet17c.java
@@ -0,0 +1,20 @@
+//program 17c
+import java.util.*;
+public class LinkedHashSet17c
+{
+	public static void main(String[] args)
+	{
+		LinkedHashSet<String> sweets = new LinkedHashSet<String>();
+		sweets.add("Kaju Katli");
+		sweets.add("Gulab Jamun");
+		sweets.add("null");
+		sweets.add("Gajar Halwa");
+		sweets.add("Kaju Katli");
+		Iterator<String> itr = sweets.iterator();
+		while(itr.hasNext())
+		{
+			System.out.println(itr.next());
+		}
+
+	}
+}
diff --git a/Stack15.java b/Stack15.java
new file mode 100644
index 0000000..b1f99dd
--- /dev/null
+++ b/Stack15.java
@@ -0,0 +1,31 @@
+//15. write a java code to demonstrate stack
+import java.util.*;
+public class Stack15
+{
+	public static void main(String[] args)
+	{
+		Stack<String> food = new Stack<String>();
+		food.push("Butter Chicken");
+		food.push("Dal Makhani");
+		food.push("Kadhai Paneer");
+		food.push("Prawns Koliwada");
+		food.push("Crab Soup");
+		Iterator<String> itr = food.iterator();
+		while(itr.hasNext());
+		{
+			System.out.println(itr.next());
+		}
+		String Food = food.peek();
+		System.out.println("The Top food item is: " +food);
+
+		food.pop();
+		System.out.println("After Pop:");
+		Iterator<String> newItr = food.iterator();
+		while(newItr.hasNext());
+		{
+			System.out.println(newItr.next());
+		}
+	}
+}
+
+		
\ No newline at end of file