minor changes

readme.md

@@ -444,7 +444,7 @@ To run the python file check the image below. You can run the python file either
 
 ### Exercise: Level 2
 
-1. Create a folder named day_1 inside 10DaysOfPython folder. Inside day_1 folder, create a python file helloworld.py and repeat questions 1, 2, 3 and 4. Remember to use _print()_ when you are working on a python file. Navigate to the directory where you have saved your file, and run it.
+1. Create a folder named day_1 inside 30DaysOfPython folder. Inside day_1 folder, create a python file helloworld.py and repeat questions 1, 2, 3 and 4. Remember to use _print()_ when you are working on a python file. Navigate to the directory where you have saved your file, and run it.
 
 ### Exercise: Level 3