摘要：
Given a m-by-n (0,1)-matrix, of all its submatrices of all 1’s which is the largest? By largest we mean that the submatrix has the mos... 阅读全文
posted @ 2019-04-07 22:48
black_hole6
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摘要：
Signals of most probably extra-terrestrial origin have been received and digitalized by The Aeronautic and Space Administration (that ... 阅读全文
posted @ 2019-04-07 11:20
black_hole6
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