The following code I wrote in haskell
```hs
factorial(1)=1
factorial(n)=n*(n-1)*factorial(n-2)
```
gives me an error when I try to run it. Is there anything I did wrong?
punctuation:no_comma keywords:frequency length_constraints:nth_paragraph_first_word length_constraints:number_sentences startend:quotation detectable_format:multiple_sections detectable_format:number_bullet_lists
less than
Stuart
Stuart
less than
SECTION
You are not allowed to use any commas in your response reply should include the word "Stuart" less than 2 times answer exactly 4 paragraphs. Use 2 new lines to separate paragraphs. Start the first paragraph with the word "Stuart" The number of sentences in your response should be less than 3 Please wrap your entire reply with double quotation marks Your response must contain 3 sections, mark the beginning of each section with SECTION X Make sure the answer contains exactly 2 bullet points in markdown format