USACO 2013 Feb Gold #2

Revision en1, by jasony123123, 2018-07-27 17:25:25

I am confused on the second solution with min-cost flow. Specifically, what do they mean in the second paragraph which starts "Unfortunately, the permutation of cows ..."?

Tags usaco, #mincost flow

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en2 English jasony123123 2018-07-27 17:27:39 122
en1 English jasony123123 2018-07-27 17:25:25 193 Initial revision (published)