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PRACTICE : 4 reel lock - HARD


 
combination lock combination lock combination lock

Clues


-Reel A is 9 or 6
-Reel D has the highest digit
-Reel B and reel C are the same number
-Reel B is a square number > 0
-The digits total 15
 A B C D 
     
     
     
     
     
     
     
     
     
     
Time 00:00
 
Input 4 digit answer

 
 
 
 
 

 
I give up - Show me the answer
 
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