commit 431929cf5d2c49afce44289adf84583dcb982ecd
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Fri Jan 8 17:08:36 2021 +0100

    Plug two more memory leaks. It should be fine now.

diff --git a/src/main/java/org/distorted/examples/rubik/RubikCube.java b/src/main/java/org/distorted/examples/rubik/RubikCube.java
index e7983b0..962813a 100644
--- a/src/main/java/org/distorted/examples/rubik/RubikCube.java
+++ b/src/main/java/org/distorted/examples/rubik/RubikCube.java
@@ -188,6 +188,7 @@ class RubikCube
              {
              mCubes[x][y][z].markForDeletion();
              mNodes[x][y][z].markForDeletion();
+             mEffects[x][y][z].markForDeletion();
              }
            }
      }