try    SumOfFact^:3 [169

169



R.E. Boss



> From: [email protected]
> To: [email protected]
> Date: Thu, 4 Sep 2014 20:55:31 +0200
> Subject: [Jprogramming] repeated applications of a verb
> 
> I'm working on PE#74, which asks for the sum of the factorials of the digits 
> in a number 
> (i.e. if the number is 169 then it asks for 1!+6!+9!).
> 
> I wrote this verb that performs the required operation:
> SumOfFact=: 3 : 0
>      +/!"."0@": y
> )
> It works perfectly, but now I need to reiterate it to produce a chain like 
> 169 -> 363601 -> 1454 -> 169,so I tried:
> SumOfFact^:3 169
> 
> But instead of working as I hoped it simply writes "SumOfFact^:3 169" as 
> output.
> 
> What am I doing wrong and how am I supposed to repeatedly apply a verb to an 
> argument?
>                                         
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