摘要：
3Sum ClosestGiven an arraySofnintegers, find three integers inSsuch that the sum is closest to a given number, target. Return the sum of the three int... 阅读全文
摘要：
Majority Element IIGiven an integer array of sizen, find all elements that appear more than⌊ n/3 ⌋times. The algorithm should run in linear time and i... 阅读全文