why hash table? prefix tree, or just sort the dictionary (usually already sorted) and then search it.
you
【在 s***n 的大作中提到】 : a dictionary is given. You have a word which may be misspelled. How will you : check if it is misspelled? : 应该用hashtable吧? : 谁能给个hash function?
【在 s***n 的大作中提到】 : a dictionary is given. You have a word which may be misspelled. How will you : check if it is misspelled? : 应该用hashtable吧? : 谁能给个hash function?
how to define misspell? only 1 letter is wrong within exisiting words?
you
【在 s***n 的大作中提到】 : a dictionary is given. You have a word which may be misspelled. How will you : check if it is misspelled? : 应该用hashtable吧? : 谁能给个hash function?
l*r
18 楼
排!
★ 发自iPhone App: ChineseWeb 7.8
【在 p******e 的大作中提到】 : 不给包子就去投诉版主
a*f
19 楼
At most one and half year. I predict that android tablets will sale more than the half year old ipad 2
Tegra 3 die size is about 80 mm vs Tegra 2's 49 mm, so its estimated price should be in +/- of $30. If at $60, a 200% price increase will be a horrible marketing approach even with a big performance improvement. Those PC companies should not make such a mistake.
【在 a***e 的大作中提到】 : 怎么可能,还是一样的40nm,应该在$60的水平
M*n
50 楼
这也许给了moto一个继续脑残定价的理由,
【在 s******v 的大作中提到】 : Tegra 3 die size is about 80 mm vs Tegra 2's 49 mm, so its estimated : price should be in +/- of $30. : If at $60, a 200% price increase will be a horrible marketing approach : even with a big performance improvement. Those PC companies should not : make such a mistake.
a*e
51 楼
in semi, rule of thumb is 2X area, 4X price. if tegra 2 is 49mm2, it will take TSMC about $5 to make, assuming 80% yield and will sell it for $10~12 and include the packaging, almost a fix $2~4 you are looking at $15 a piece cost to nvda. at 80mm2, it will take tsmc $10+ to make and sell it for $20~25, still assuming 80% yield,include fix packaging, it will cost $30 at least to nvda yield is unlikely remain 80%, even consider the processes getting polished. nvda will almost for sure at a loss to sell it at $30. remember, tsmc is running 5.6B at net income on a 14.5B revenue 100% markup is minimum.
【在 s******v 的大作中提到】 : Tegra 3 die size is about 80 mm vs Tegra 2's 49 mm, so its estimated : price should be in +/- of $30. : If at $60, a 200% price increase will be a horrible marketing approach : even with a big performance improvement. Those PC companies should not : make such a mistake.
s*v
52 楼
佩服!good to know. BTW, what do you think the rumor that Apple will contract Intel to produce A5?
yield $2~4 polished.
【在 a***e 的大作中提到】 : in semi, rule of thumb is 2X area, 4X price. : if tegra 2 is 49mm2, it will take TSMC about $5 to make, assuming 80% yield : and will sell it for $10~12 and include the packaging, almost a fix $2~4 : you are looking at $15 a piece cost to nvda. : at 80mm2, it will take tsmc $10+ to make and sell it for $20~25, : still assuming 80% yield,include fix packaging, : it will cost $30 at least to nvda : yield is unlikely remain 80%, even consider the processes getting polished. : nvda will almost for sure at a loss to sell it at $30. : remember, tsmc is running 5.6B at net income on a 14.5B revenue