Re: more elements in a list

*To*: mathgroup at smc.vnet.net*Subject*: [mg32290] Re: more elements in a list*From*: "hf1" <hf1 at nyu.edu>*Date*: Fri, 11 Jan 2002 04:35:26 -0500 (EST)*Organization*: New York University*References*: <a1gv6a$n6n$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

"merkat" <cabanc at hotmail.com> wrote in message news:a1gv6a$n6n$1 at smc.vnet.net... > Hi , > > How do I multiply the number of elements in a list? > I have the lists: > {a,b,c} and > {2,5,4} > > the result should be: > {a,a,b,b,b,b,b,c,c,c,c} > > Merkat In[20]:= s = {a, b, c}; x = {2, 5, 4}; sam[{a_, b_}] := PadRight[ {a}, b, a] Flatten[Map[sam, Thread[{s, x}]]] Out[22]= {a, a, b, b, b, b, b, c, c, c, c} Howard Fink