Re: ★我型我秀★2013年水世界秋季形象秀比赛★ (转载)# bagua - 娱乐八卦
H*M
1 楼
讨论讨论
You have a file with millions of lines of data. Only two lines are identical
; the rest are all unique. Each line is so long that it may not even fit in
memory. What is the most efficient solution for finding the identical lines?
这个连每行都不能放进内存里。有什么好方法吗?
You have a file with millions of lines of data. Only two lines are identical
; the rest are all unique. Each line is so long that it may not even fit in
memory. What is the most efficient solution for finding the identical lines?
这个连每行都不能放进内存里。有什么好方法吗?