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arno 708 sorting system iii
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by
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Arno
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ARNO                              2017-12-29 17:00
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ANOTHER CHALLENGE FOR BD DIE HARDS! ;-) :-D

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ARNO                              2018-01-01 23:05
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trischi83... nesdori... fellner adrian... DEMO...   
  
WHERE ART THOU? :-O :-)

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TRISCHI83                         2018-01-02 21:20
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HEY arno. . . . . . . . . . . . . .  
  
:-) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )   
  
HOPE YOU ARE NOT TO STONED! ! ! ! !  
  
BETTER. . . . . . . . . . . . . . .  
  
WHERE ARE YOU ! ! ! ! ! ! ! ! ! ! !  
  
AND DEMO IS A LONG TIME AWAY! ! ! !   
  
AND ONE PLAYER IS MISSING ! ! ! ! !   
  
:-( ( (  
  
:-) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )

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TRISCHI83                         2018-01-02 21:28
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AND WHERE THE HELL IS nesdori AND fellner? ? ? ? ? ? ?  
  
:-( ( (   
  
:- ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) )

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ENRICO                            2018-01-04 21:46
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SUPERBE CAVE!

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ENRICO                            2018-01-04 21:50
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I TRIED TO MAKE THE LIGHTER BOULDERS FALL FIRST, THEN THE HEAVY ONES AND FINALLY THE DIAMONDS. THE LOWER PART OPENS, BUT THEN I STOPPED.:-)

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ENRICO                            2018-01-04 21:58
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BETTER DIAMONDS FIRST.

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ARNO                              2018-01-05 11:07
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THANKS FOR TRYING enrico!  
  
I'LL WAIT ONE MORE WEEK FOR trischi OR nesdori TO ENTER THE ARENA! :-)

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TRISCHI83                         2018-01-05 20:30
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THIS WILL BE A LONG LONG WEEK!  
  
:- ) ) ) ) ) ) ) ) ) ) ) ) ) )  
  
ME MYSELF AND I! ! ! ! ! ! ! !  
  
SORRY. . . . . . . . . . . . .  
  
NOT MY PREFER STYLE OF A CAVE!  
  
IN GOD WE TRUST! ! ! ! ! ! ! !  
  
:- ) ) ) ) ) ) ) ) ) ) ) ) ) )

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NESDORI                           2018-01-08 19:45
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HMM.. I TRIED TO SOLVE THIS BY RELEASING OBJECT STACKS ONE BY ONE WITHOUT INTERFERING EACH OTHER (SYNCHRONOUSLY). FIRST 11 STACKS ARE FINE BUT THEN I NEEDED A STACK WHICH DOESN'T EXIST. 12. STACK SHOULD BE [LIGHT, HEAVY, NORMAL] (FROM BOTTOM TO TOP) BUT THERE ISN'T SUCH STACK. I ASSUME THIS CAVE IS TESTED SO EITHER ASYNCHRONOUS RELEASES ARE NEEDED OR I'M MISSING SOMETHING.

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ARNO                              2018-01-09 18:49
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HI nesdori! THANKS A LOT FOR TRYING MY CAVE! :-D  
  
YOUR APPROACH IS CORRECT! ALL STACKS MUST BE DROPPED IN A CERTAIN ORDER, WITHOUT INTERFERENCE, AND LASTLY THE SINGLE BOULDER AT THE ENTIRE RIGHT MUST BE PUSHED THROUGH THE SLIME.  
  
AS A HINT I GIVE THE FIRST 12 STACKS (NUMBERED FROM LEFT TO RIGHT):  
  
9, 5, 16, 8, 3, 13, 21, 6, 19, 17, 2, 11  
  
THERE IS JUST ONE TRICKY THING: WHEN STACK NO. 4 IS RELEASED (LATER) THE LIGHT BOULDER MUST BE PUSHED TO THE LEFT WHEN IT TOUCHES THE SLIME, SO THAT THIS BOULDER WILL END ON TOP OF THESE 3 ITEMS.  
  
THIS CAVE WAS INDEED TESTED, BUT HEREBY A HIDDEN SOLUTION AS PROOF. :-)

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NESDORI                           2018-01-09 20:57
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MY FIRST 11 STACKS WERE SAME AS YOURS AND NOW I REALIZED WHY I THOUGHT THAT 12. STACK IS MISSING. 12. STACK (#11) IS FREE FALLING WITHOUT TOUCHING WALLS AND THAT CAUSES 2. AND 3. OBJECT OF STACK TO CHANGE PLACES WHEN COMPARED TO STACK THAT IS FALLING HITTING WALLS BECAUSE FREE FALLING OBJECTS ARE CLOSER TO EACH OTHER THAN THOSE WHICH ARE FALLING "STAIRS" .. SO HEAVY AND NORMAL BOULDER OF STACK #11 WILL SWITCH PLACES AND IT WILL EFFECTIVELY BE [LIGHT, HEAVY, NORMAL].. THE STACK I WAS LOOKING FOR! :)

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NESDORI                           2018-01-09 21:50
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AND OF COURSE BEHAVIOUR OF STACK #11 IS NOT DETERMINISTIC AT ALL BECAUSE SOMETIMES 2. OBJECT OF STACK WILL FALL ON DIFFERENT DIRECTION THAN 1 AND 3 WHEN IT HITS THE PILE OF PREVIOUS FALLEN OBEJCTS. IT DEPENDS ON THAT HOW MANY STACKS HAVE BEEN RELEASED BEFORE IT AND WHAT SHAPE THE PILE IS. I TRIED TO SOLVE THIS CAVE PURELY BY LOGIC BUT STACK #11 CAUSES THE LOGIC BECOME QUITE COMPLEX :)

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ARNO                              2018-01-10 14:35
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INDEED, WHEN CREATING THIS CAVE I ALSO NOTICED THAT #11 BEHAVES DIFFERENTLY WHEN THE FALLING ITEMS BOUNCE THE PILE OF BOULDERS/DIAMONDS. I THINK THIS IS BECAUSE THIS STACK FALLS DOWN DIRECTLY WHILE THE OTHERS FALL OVER A "STAIRS" WHICH CAUSES A LARGER DISTANCE BETWEEN THE ITEMS WHILE FALLING.  
  
I SHOW MY SOLUTION NOW. ANYWAY THANKS AGAIN FOR PLAYING nesdori! :-)