Ooooh Sexy... Part 2
By mistake, Trevor got the algorithm wrong & performs the move \(R D R' D \).
How many times will he have to perform this move starting in a solved state, before he returns to the solved state again?
\(\bullet\) If you think that he won't be able to complete the cube, then answer as \(0\)
Also try Inspired by Rubik's cube
Learn more about move notations here