Anzan Web (clojurescript)


Anzan

The abacus system of mental calculation is a system where users mentally visualize an abacus to carry out arithmetical calculations. No physical abacus is used; only the answers are written down. Calculations can be made at great speed in this way. Source: Mental abacus - Wikiwand

This webapp is written in clojurescript and have the following features:

  • Config: number of rows and digits; time for which the number is shown;
  • Remember the last config used (local storage).
  • Show calculation when the answer is wrong.
  • Retry and skip.
  • Press <enter> to start and skip.

Limitations:

  • No vocalization
  • Addition only

Installation:

Install Leiningen first then execute these commands:

$ git clone https://github.com/jf-parent/anzan-clojure
$ cd anzan-clojure
$ lein run -m anzan-clojure.server # http://localhost:3111/