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 ..."?
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| Rev. | Lang. | By | When | Δ | Comment | |
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| en2 |
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jasony123123 | 2018-07-27 17:27:39 | 122 | ||
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jasony123123 | 2018-07-27 17:25:25 | 193 | Initial revision (published) |
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