Remove exercise 2

README.md

@@ -6,8 +6,3 @@ submit the results by pushing them to your repository.
 ### Exercise 1
 
 Write a program `hello.py` that prints "Hello, world!" to standard output.
-
-### Exercise 2
-
-Write another program `add.py` that prompts the user for two numbers and prints
-the sum of those numbers to standard output.