rubiks_cubex command not found

In this troubleshooting guide we learn how to fix rubiks_cubex command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

rubiks_cubex: command not found

or when using sudo you get the following error message

sudo: rubiks_cubex: command not found

In Ubuntu rubiks_cubex is provided by rubiks package.

rubiks is:

This package contains several different Rubik’s cube solvers, either useful directly on the command-line or through sagemath.

Michael Reid’s “optimal” uses pre-computed tables to find an optimal solution to the 3x3x3 Rubik’s cube.

Dik T.Winter’s “dikcube” uses Kociemba’s algorithm to iteratively find a short solution to the 3x3x3 cube.

Eric Dietz’ “cubex” has fast non-optimal solver for the 3x3x3 cube.

To fix this problem, we can install more using the command below.

sudo apt-get -y install rubiks

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install rubiks.

sudo apt -y install rubiks

Or if you have aptitude installed you can use the following command.

sudo aptitude install rubiks

In this tutorial we learn how to fix rubiks_cubex command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.