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some problems in the example(to site admins)
Author: yashar
ID: 053656
Problem: 196
Contest: 0
Date: 2012-09-09 22:04:49

the final matrix is this
2 1 1 0
1 3 1 1
1 1 2 0
0 1 0 1
& so the ans is 16 not 18!

see sub-tree reply to that message


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22.10.12 - The problems from the Southern Subregional Programming Contest 2012 added to the problemset archive (542 - 553).
22.10.12 - After the start of the contest the statements in PDF will be available by the link.
23.10.11 - The problems from the Southern Subregional Programming Contest 2011 added to the problemset archive (530 - 541).

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