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+++ b/README.md
@@ -1,4 +1,4 @@
-# Project 5
+# Project 5/optional
 **(Due Dec 10, midnight, *no late submissions*)**
 
 Project 5 focuses on using Apache Spark for doing large-scale data analysis tasks. For this assignment, we will use relatively small datasets and  we won't run anything in distributed mode; however Spark can be easily used to run the same programs on much larger datasets.
@@ -138,11 +138,9 @@ The following is then executed repeatadly till currentMatching does not change.
   * Now we are left with a set of user-product relationships that we can add to currentMatching and iterate
 
 ### Sample results.txt File
-You can use spark-submit to run the `assignment.py` file, but it would be easier to develop with pyspark (by copying the commands over). We will also shortly post iPython instructions.
-
 **results.txt** shows the results of running assignment.py on our code using: `$SPARKHOME/bin/spark-submit assignment.py`
 
 ### Submission
 
-Submit the `functions.py` file.
+Submit the `functions.py` file [here](https://myelms.umd.edu/courses/1227917/assignments/4530807).