> From: Elmer Fittery
> 
> load 'printf'
> 
> list =: i. 10
> 
> 'table is: %j\n' printf table
> 
> doesn't work and returns
> 
> |length error: exeformat
> |   'table is: %j\n' printf table

Assuming that "table" is supposed to be "list"
I think the issue is that the right argument to printf should be boxed.
   'table is: %j\n' printf <list
table is: 0 1 2 3 4 5 6 7 8 9 

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