摘要:
There is a travel agency in Adelton town on Zanzibar island. It has decided to offer its clients, besides many other attractions, sigh... 阅读全文
posted @ 2019-01-20 23:10
Minun
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摘要:
Given a n*n matrix C ij (1<=i,j<=n),We want to find a n*n matrix X ij(1<=i,j<=n),which is 0 or 1. Besides,X ij meets the following conditions: 1.X 12+ 阅读全文
posted @ 2019-01-20 10:54
Minun
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