Update README.md

Added screenshots

Author: reshmaharidhas

README.md

@@ -11,7 +11,8 @@ Built using Java Swing
 - NetBeans IDE
 
 ## Screenshots
-
+![screenshot1](https://user-images.githubusercontent.com/37250413/104091318-a74db780-52a2-11eb-8275-f215343a3071.jpg)
+![screenshot2](https://user-images.githubusercontent.com/37250413/104091346-cea48480-52a2-11eb-8ae7-23b5828f7740.jpg)
 
 ## Requirements :wrench:
  - Java version 8 or higher