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cfgCaptcha (a Graphomata logo spinoff)

Prove you're a programmer!
... an intrinsically-motivated one.

Warning: may contain minority languages unsuitable for the majority.


Play cfgCaptcha


Play cfgCaptcha

Top players (named only)


Play cfgCaptcha


  • I don't understand what I'm supposed to do.
  • Click the control flow graph that corresponds to the code. Only one is correct.

  • The diagrams are disproportionally convoluted.
  • All diagrams reflect real-world programs designed by unsuspecting people.

  • The game started fine, then switched to obscure languages nobody uses.
  • Handle them as legacy code; start with the hints.

  • This has nothing to do with being an xN programmer.
  • How would I know?