Thanks everyone! This seems so obvious now that I look at it. On Oct 19, 10:55 am, Siddhartha Reddy <[email protected]> wrote: > The arguments 'n' and 'e' to the calls to findFib on lines 7 and 8 are > enclosed in parens, causing them to be treated as lists. Clojure expects the > first element in a list to be a function and is therefore trying to cast it > to an IFn which of course fails. > > I think this is what you are looking for: > > (defn findFib > "Find the sum of all the even-valued terms in the sequence which do > not exceed four million." > [e n p] > (if (< n 1000000) > (if (= (rem n 2) 0) > (findFib (+ e n) (+ n p) n) > (findFib e (+ n p) n)) > (str "Value is " e))) > > Please note the absence of parens around the third argument to findFib on > line 7 and around the first and third arguments to findFib on line 8. > > Best, > Siddhartha > > > > On Mon, Oct 19, 2009 at 8:22 PM, Peregrine <[email protected]> wrote: > > > Hey I am new to Clojure and I am doing some Project Euler problems to > > help me get started with the language. I've run into a issue I cannot > > seem to get past. I have this code: > > > (defn findFib > > "Find the sum of all the even-valued terms in the sequence which do > > not exceed four million." > > [e n p] > > (if (< n 1000000) > > (if (= (rem n 2) 0) > > (findFib (+ e n) (+ n p) (n)) > > (findFib (e) (+ n p) (n))) > > (str "Value is " e))) > > > And I keep getting this error > > > 1:9 problem2=> (findFib 0 1 2) > > 1:10 problem2=> java.lang.ClassCastException: java.lang.Integer cannot > > be cast to clojure.lang.IFn (repl-1:9) > > > I know my code may be incorrect to find the issue at hand but I cannot > > get passed this issue. > > > Can anyone help? > > > Thanks!! > > peregrine.
--~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en -~----------~----~----~----~------~----~------~--~---
