Here is a start: (define-struct editor [text index]) ;; An Editor is a structure: ;; (make-editor String Number) ;; interpretation: (make-editor t i) means that the editor currently contains the text t and that the cursor sits between the i-th and the (i+1)-st character in t.
Q1: Why don't you show us your data example so that we can see whether you are on the right track? Q2: Challenge: What conditions must i satisfy for the interpretation to make sense? -- Matthias On Dec 20, 2014, at 11:51 PM, <[email protected]> wrote: > I am having trouble finding the solution to exercise 76 for “Fixed-Sized > Data” and would like to find the code to compare mine to. Any idea where to > go or if there is a list somewhere. Thanks > > Austin > > ____________________ > Racket Users list: > http://lists.racket-lang.org/users
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