摘要：
Maximum Product of Word LengthsGiven a string arraywords, find the maximum value oflength(word[i]) * length(word[j])where the two words do not share c... 阅读全文
摘要：
Bulb SwitcherThere arenbulbs that are initially off. You first turn on all the bulbs. Then, you turn off every second bulb. On the third round, you to... 阅读全文