-------------------------------------------------------------------------------------------------------------------
Algorithm          | Arturo      Ruby        Python      PHP         Lua         Tcl         
-------------------------------------------------------------------------------------------------------------------
factorial          | 7540        330         X           X           X           X           
factorial_prod     | 483         318         182         X           -           -           
fibonacci          | 10976       140         244         145         140         3892        
fibonacci_mem      | 275         6154        55          X           -           -           
is_prime_lib       | 82          92          472         71          13          43          
