Back-link added

collaboratewithakash · web-flow · commit ce001ff4bbdd · 2019-07-03T12:14:57.000+05:30
diff --git a/algorithms-miscellaneous-3/README.md b/algorithms-miscellaneous-3/README.md
@@ -6,3 +6,4 @@
 - [Practical Java Examples of the Big O Notation](http://www.baeldung.com/java-algorithm-complexity)
 - [Checking If a List Is Sorted in Java](https://www.baeldung.com/java-check-if-list-sorted)
 - [Checking if a Java Graph has a Cycle](https://www.baeldung.com/java-graph-has-a-cycle)
+- [A Guide to the Folding Technique](https://www.baeldung.com/folding-hashing-technique)
