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PRACTICE : 4 reel lock - HARD
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
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