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描述: A subsequence of a given sequence is the given sequence with some elements (possible none) left out. Given a sequence X = <x1, x2, ..., xm> anothe 阅读全文
posted @ 2015-08-21 21:03
Lucio.Yang
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描述: Many years ago , in Teddy’s hometown there was a man who was called “Bone Collector”. This man like to collect varies of bones , such as dog’s , c 阅读全文
posted @ 2015-08-21 20:22
Lucio.Yang
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