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In computability theory, the halting problem is the problem of determining, from a description of an arbitrary computer program, whether the program w 阅读全文
posted @ 2018-09-17 21:29
RomanticChopin
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BaoBao is taking a walk in the interval [0,n] on the number axis, but he is not free to move, as at every point (i−0.5) for all i∈[1,n], where iis an 阅读全文
posted @ 2018-09-17 19:18
RomanticChopin
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BaoBao has a sequence a1,a2,...,an. He would like to find a subset Sof {1,2,...,n} such that ∀i,j∈S, ai⊕aj<min(ai,aj) and ∣S∣ is 阅读全文
posted @ 2018-09-17 19:17
RomanticChopin
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DreamGrid is playing the music game Live Love. He has just finished a song consisting of n notes and got a result sequence A1,A2,...,An (Ai 阅读全文
posted @ 2018-09-17 19:15
RomanticChopin
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