摘要:
Initially, there is a Robot at position (0, 0). Given a sequence of its moves, judge if this robot makes a circle, which means it moves back to the or 阅读全文
posted @ 2017-09-29 11:11
三十年后的我
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摘要:
The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Given two integers x and y, calcul 阅读全文
posted @ 2017-09-29 10:22
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