Implements the Stack class

general/StackDemo.java

@@ -0,0 +1,33 @@
+import java.util.Scanner;
+class StackDemo{
+    public static void main(String[] args){
+        Stack st = new Stack();
+        int data, choice;
+
+        while(true){
+            Scanner in = new Scanner(System.in);c // Takes input from user. 
+            System.out.println("1. Push Element");
+            System.out.println("2. Pop Element");
+            System.out.println("3. Display Element");
+            System.out.println("4. Exit Program");
+            System.out.print("\nEnter your choice : ");
+
+            switch(in.nextInt()){ // Accepts incase of integer input.
+                case 1:
+                    System.out.println("\nEnter value : ");
+                    data = in.nextInt(); // Receives input from user.
+                    st.push(data);
+                    break;
+                case 2:
+                    st.pop();
+                    break;
+                case 3:
+                    st.display();
+                    break;
+                case 4:
+                    System.exit(0); // Halts the program.
+            }
+
+        }
+    }
+}