摘要：
There are n bulbs that are initially off. You first turn on all the bulbs. Then, you turn off every second bulb. On the third round, you toggle every 阅读全文
posted @ 2016-06-30 13:58
新一代的天皇巨星
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摘要：
Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1's in their binary representation and r 阅读全文
posted @ 2016-06-30 12:36
新一代的天皇巨星
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Given a string array words, find the maximum value of length(word[i]) * length(word[j]) where the two words do not share common letters. You may assum 阅读全文
posted @ 2016-06-30 12:03
新一代的天皇巨星
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