Cards

Example

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

3
5
1
 
 
727
 - 
 
 
751
 - 
 
 
795
 - 
 
 

Solution

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

3
5
1
 
 
727
 - 
531
 
751
 - 
531
 
795
 - 
531
 
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