I have to do this for a college assignment. I don't know why. I really don't understand and I don't have alot of extra time to learn so can someone please help me.
8 2 - 6 - - - 1 5
7 - 9 - 4 - 3 - -
5 - - 1 - - 9 2 -
- 7 2 - 1 - 4 - -
- - - 9 - 4 - - -
- - 1 - 8 - 5 9 -
- 8 5 - - 9 - - 7
- - 3 - 5 - 8 - 6
6 4 - - - 2 - 5 9
Please Help Me Thank You! [/url][/list][/list][/code]