Update README.md

README.md

@@ -17,7 +17,7 @@ git checkout origin/main -- tfidf.py
 git checkout origin/main -- svm.py
 git checkout origin/main -- data_cleaning.py
 ```
-<br> Rerun ```ls```, double check all the required files are existing. Should look like this:
+<br> Rerun ```ls```, double check all the required files（```tfidf.py```, ```svm.py``` and ```data_cleaning.py```） are existing. Should look like this:
 
 ![image/png](https://cdn-uploads.huggingface.co/production/uploads/6755cffd784ff7ea9db10bd4/O9K5zYm7TKiIg9cYZpV1x.png)
 <br> keep inside the svm directory until ends.