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Covert Quantity II (Posted on 2013-08-20) Difficulty: 3 of 5
+---------+-------+
| 1 2 5 9 | R     |       
+---------+-------+       
| 1 3 8 9 | R B   |     
+---------+-------+        
| 1 3 5 7 | B B   |        
+---------+-------+     
| 4 3 9 7 | B B   |        
+---------+-------+
Each of the rows in the table given above indicates an attempt to find out the secret number. Each try has, in the column to the right, the letters R and B.

Each R indicates that this number has one digit in common with the secret number, but in a different position.

Each B indicates that this number has one digit in common with the secret number in the same position.

Determine the secret number.

See The Solution Submitted by K Sengupta    
Rating: 2.6667 (3 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Solution answer - spoiler | Comment 1 of 3
ans: 8327
I leave the explanation to others.

  Posted by Ady TZIDON on 2013-08-20 13:28:12
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