Cards

Example

Use 3 cards to build 3-digit number, which are as close as possible to the entered numbers.

6
5
4
 
 
815
 - 
 
 
641
 - 
 
 
265
 - 
 
 

Solution

Use 3 cards to build 3-digit number, which are as close as possible to the entered numbers.

6
5
4
 
 
815
 - 
654
 
641
 - 
645
 
265
 - 
456
 
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