Comments on: Slice of Curiosity http://sliceofpaper.com/2010/07/06/slice-of-curiosity/ random bouts of paper Tue, 22 May 2012 10:54:35 +0000 hourly 1 http://wordpress.com/ By: Krishnakant http://sliceofpaper.com/2010/07/06/slice-of-curiosity/#comment-656 Sun, 20 May 2012 20:37:01 +0000 http://sliceofpaper.com/?p=179#comment-656 这么说我是理解错题意了，不过原作者描述的不够清晰。。。如果短的字母里面有重复字符，应该也要在长串里面出现多次才行吧？所以Hash是必须的。不过Guy的问题谁能给点提示？- How can you optimize the manpipg of letters to primes?- Can you suggest a way to combine the prime representation with a bitmask to improve performance?还有出现多次的rack是啥意思？

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