I am currently having difficulty with this programming probl

I am currently having difficulty with this programming problem below that is coded in the Scheme language, I have a hint but I\'m not sure how to apply it. Can please someone help, I would be most grateful! The problem is (located in the first picture below):

I have a hint to solve the problem (located in the second picture) below:

Solution

I am not understand question..

have a class that holds an \"error\" function that will format some text. I want to accept a variable number of arguments and then format them using printf.

Example:

The Error method should take in the parameters, call printf/sprintf to format it and then do something with it. I don\'t want to write all the formatting myself so it makes sense to try and figure out how to use the existing formatting.