commit 7358df3668adfb94d99521089641bc9ff5d516c5
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Sun Jul 4 15:26:47 2021 +0200

    Fix the long-standing problem that putting app to the background would not stop the 'solving' counter.

diff --git a/src/main/java/org/distorted/screens/RubikScreenSolving.java b/src/main/java/org/distorted/screens/RubikScreenSolving.java
index a926b64a..1caed9f6 100644
--- a/src/main/java/org/distorted/screens/RubikScreenSolving.java
+++ b/src/main/java/org/distorted/screens/RubikScreenSolving.java
@@ -118,6 +118,8 @@ public class RubikScreenSolving extends RubikScreenBase
 
   public void savePreferences(SharedPreferences.Editor editor)
     {
+    stopCounting();
+
     mElapsed = System.currentTimeMillis()-mStartTime;
     editor.putLong("stateSolving_elapsed" , mElapsed);
     mScores.savePreferences(editor);