moving into variables

solutions/day-01/index.html

@@ -8,5 +8,6 @@
         <button onclick="alert('Welcome to 30DaysOfJavaScript!')">Click Me</button>
         <script src="helloworld.js"></script>
         <script src="introduction.js"></script>
+        <script src="main.js"></script>
   </body>
 </html>

solutions/day-01/main.js

@@ -0,0 +1,5 @@
+let firstName = 'Asabeneh'
+firstName = 'Eyob'
+
+const PI = 3.14 // Not allowed to reassign PI to a new value
+// PI = 3.