Update README.md

Author: metazip

README.md

@@ -72,7 +72,7 @@ Oral History of John Backus
 - [Ramda Python port](https://pypi.org/project/ramda/)
 
 ### Some Implementations to FP, FL and Pointfree
-- Interpreter in Java: [INTERACTIVE FP](https://www.cse.sc.edu/~bays/group9/index1.html) and [Help](https://www.cse.sc.edu/~bays/group9/help.html)
+- Interpreter in Java: [INTERACTIVE FP](https://web.archive.org/web/20190510141711/http://www.cse.sc.edu/~bays/group9/index1.html) and [Help](https://web.archive.org/web/20190510141731/http://www.cse.sc.edu/~bays/group9/help.html)
 - [FP-Interpreter-in-Lisp](https://code.google.com/archive/p/fp-interpreter-in-lisp/) and in [GitHub](https://github.com/jfacorro/fp-interpreter-in-lisp)
 - Compiler to C: [Furry Paws](https://web.archive.org/web/20180106183517/http://www.call-with-current-continuation.org/fp/) and in [BitBucket](https://bitbucket.org/bunny351/furry-paws/src/master/)
 - to FL: [PLaSM](http://www.dia.uniroma3.it/~paoluzzi/plasm/download/) and [Docs](http://www.dia.uniroma3.it/~paoluzzi/plasm/docs/) and Book: [Introduction to FL and PLaSM](https://media.johnwiley.com.au/product_data/excerpt/29/04718994/0471899429.pdf)