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2012年6月26日

[Project Euler] Problem 51
摘要： Problem Description By replacing the 1st digit of *3, it turns out that six of the nine possible values: 13, 23, 43, 53, 73, and 83, are all prime. By replacing the 3rd and 4th digits of 56**3 with t... 阅读全文
posted @ 2012-06-26 17:13 QuarkZ 阅读(391) 评论(0) 推荐(0)

[转]Linux坑爹技能之各种命令
摘要： 这篇文章是用来提醒自己的level多么的low。十分简短的命令，不值得写一篇blog的东东，全部仍在这里。1、avi格式转mp4[roowe@localhost tmp]$ ffmpeg -i Reflets3-3.avi -f mp4 -vcodec libxvid -maxrate 1000 -qmin 3 -qmax 5 -bufsize 4096 -g 300 -acodec aac -strict experimental -mbd 2 -s 320x240 -ab 128 -b 400 test.mp42、执行history的第1234条到第1238条命令命令for x in {1 阅读全文
posted @ 2012-06-26 14:31 QuarkZ 阅读(4453) 评论(0) 推荐(0)

[Project Euler] Problem 54
摘要： Problem Description In the card game poker, a hand consists of five cards and are ranked, from lowest to highest, in the following way: High Card: Highest value card. One Pair: Two cards of the same... 阅读全文
posted @ 2012-06-26 11:59 QuarkZ 阅读(243) 评论(0) 推荐(0)