diff --git a/README.md b/README.md
index 5064c02..5b1ef13 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,6 @@ Write a Snakemake rule __generate_data__ using Python language to generate two v
   ```{}
   expand("data/{file}.txt", file = file_ids)
   ```
-
 ___
 
 ### Exercise ex2:
@@ -39,7 +38,6 @@ ____
 ### Exercise ex3:
  
 Write a snakemake rule using the custom R script (scripts/lot.R) to plot two vectors generated in the **ex2**. 
-
 ____
  
 ### Exercise ex4: