A collection of programs in different languages, which perform the following task:

• Open a colon delimited unix password file (provided here) in the current directory
• Read the file and count the instances of each login shell (the last field)
• For each login shell, print the number of accounts using each shell

A script is included, which runs each of the programs and times the results for each

To date, the following languages are represented:

• c
• c++ (thanks izder456!)
• go
• julia
• lisp
• ms powershell
• node.js
• perl
• python
• ruby
• rust (thanks CordlessCoder!)
• crystal-lang (thanks izder456!)
• shell/awk
• Lua (thanks CordlessCoder!)

If you're an expert in a language not listed here, we welcome your contribution!