9ad07054_Dana_Jacobsen__blogs_perl_org__Combinations_and_Permutations_Module
[Impl] XS [Comb] yes [Perm] yes [Comb w/rep] no [Perm w/rep] no [Derange] no [Speed] ++ [Order] Lexico [Comments] Fast block call [Module] 
ntheory
Dana Jacobsen [blogs.perl.org]
Module