Update SimpleJavaCalculator.java

Author: jfullstackdev

src/simplejavacalculator/SimpleJavaCalculator.java

@@ -17,10 +17,15 @@
 package simplejavacalculator;
 
 public class SimpleJavaCalculator {
-
-    public static void main(String[] args) {
-        UI uiCal = new UI();
-        uiCal.init();
-    }
-
+   
+   public static void main(String[] args) {
+      try {
+         UI uiCal = new UI();
+         uiCal.init();
+      }
+      catch (Exception e) {
+         System.out.println(e.getMessage());   
+      }
+      
+   }
 }