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yohjizzz-backup id:yohjizzz-backup

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yohjizzz-backup 2011/04/21
seo

algorithm

google

uri
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SPYSEEã®ã¤ãªãŒã‚Šãƒžã‚¤ãƒ‹ãƒ³ã‚°ã®ã¯ãªã—ã€‚ - TMBã®ãŠã¼ãˆãŒã
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yohjizzz-backup 2010/12/23
business

algorithm

spysee
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yohjizzz-backup 2008/08/13
java

gc

algorithm
ãƒªãƒ³ã‚¯
404 Blog Not Found:ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ç™¾é¸ - äºŒåˆ†æŽ¢ç´¢(binary search)
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yohjizzz-backup 2007/12/05
algorithm

binarysearch
ãƒªãƒ³ã‚¯
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2007å¹´11æœˆ26æ—¥18:15 ã‚«ãƒ†ã‚´ãƒªMathLightweight Languages ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã§ãªãã¦ã‚‚åå‰ãã‚‰ã„è¦šãˆã¦ãŠããŸã„ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ x10 ãŽãã£ ã‚ãªãŸãŒä¸€ç•ªå¥½ããªã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’æ•™ãˆã¦ãã ã•ã„ã€‚ ã¾ãŸã€ãã®ç†ç”±ã‚„ã©ã‚“ãªç‚¹ãŒå¥½ããªã®ã‹ã‚‚æ•™ãˆã¦ãã ã•ã„ã€‚ - äººåŠ›æ¤œç´¢ã¯ã¦ãª ãªãœãŽãã£ã¦ã—ã¦ã„ã‚‹ã‹ã¨ã„ã†ã¨ã€å®Ÿã¯ã™ã§ã«ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ æœ¬ã®ç™ºæ³¨ã‚’å—ã‘ã¦ã„ã‚‹ã‹ã‚‰ãªã®ã ã€‚ã„ã¤ã¾ã§ã‚‚ä¼ã›ã¦ãŠãã®ã‚‚ãªã‚“ãªã®ã§ã€ã“ã“ã«ãˆã„ã‚„ã£ã¨discloseã—ã¦ã—ã¾ã†ã“ã¨ã«ã™ã‚‹ã€‚ ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ å¤§å‹Ÿé›†!ã€€C&Rç ”ç©¶æ‰€ - ãƒˆãƒƒãƒ—ãƒšãƒ¼ã‚¸ ãã®ä¸‹æ›¸ãã‚‚ã‹ãã¦ã€ãã“ã§ã‚‚ç´¹ä»‹ã—ãªã„ã‚ã‘ã«è¡Œã‹ãªã„ãƒ¡ã‚¸ãƒ£ãƒ¼ãªã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã‚’ã¨ã‚Šã‚ãˆãš10å€‹ç´¹ä»‹ã—ã¦ãŠãã“ã¨ã«ã™ã‚‹ã€‚ ãƒ¦ãƒ¼ã‚¯ãƒªãƒƒãƒ‰ã®äº’é™¤æ³•(Euclidean algorithm) ãã®æ˜”(æ•°ç™¾å¹´ã»ã©å‰)ã¯ã€Œã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã€ã¨ã„ãˆã°ã€ã€Œæ‰‹é †ä¸€èˆ¬ã€ã‚’æŒ‡ã™ã®ã§ã¯ãªãã€ã“ã®ã€Œäº’é™¤æ³•
yohjizzz-backup 2007/12/05
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algorithm
ãƒªãƒ³ã‚¯
UK STUDIO - Rubyã§ç´ æ•°ã‚’æ±‚ã‚ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’æ›¸ã„ãŸ
å¼•æ•°ã«å…¥ã‚ŒãŸå€¤ã¾ã§ã®ç´ æ•°ã‚’é…åˆ—ã§è¿”ã™Rubyã®ã‚¯ãƒ©ã‚¹ã‚’æ›¸ã„ã¦ã¿ãŸã€‚ã‚¢ãƒ«ã‚´ãƒªã‚ºãƒ ã¯ã‚¨ãƒ©ãƒˆã‚¹ãƒ†ãƒã‚¹ã®ç¯©ã‚’ä½¿ç”¨ã€‚ generate_prime.rb class GeneratePrime def generate_prime(max_num) if max_num < 2 then return nil elsif max_num == 2 then return 2 end search_list = (2..max_num).to_a # æŽ¢ç´¢ãƒªã‚¹ãƒˆ prime_list = Array.new # ç´ æ•°ãƒªã‚¹ãƒˆ # ç´ æ•°ã®æŽ¢ç´¢ begin prime_list << search_list[0] search_list.each_index{|i| if search_list[i] % prime_list[-1] == 0 then search_list.delete_at(i)
yohjizzz-backup 2007/12/05
â€ã‚¨ãƒ©ãƒˆã‚¹ãƒ†ãƒã‚¹ã®ç¯©â€ã‚’åˆ©ç”¨ã—ãŸRubyå®Ÿè£…ä¾‹...

ruby

algorithm
ãƒªãƒ³ã‚¯
ç”Ÿå¹´æœˆæ—¥ã‹ã‚‰å¹´é½¢ã‚’è¨ˆç®—ã™ã‚‹ç°¡å˜ãªè¨ˆç®—å¼ï¼šITpro
ç§ã®å€‹äººãƒ–ãƒã‚°ã«æŽ²è¼‰ã—ãŸã‚‰å¥½è©•ã§ã—ãŸã®ã§ã€ã“ã¡ã‚‰ã§ã‚‚ã”ç´¹ä»‹ã—ã¦ã¿ã¾ã™ã€‚ æœ€è¿‘çŸ¥ã£ãŸã‚“ã§ã™ãŒã€ç”Ÿå¹´æœˆæ—¥ã‹ã‚‰å¹´é½¢ã‚’è¨ˆç®—ã™ã‚‹ç°¡å˜ãªè¨ˆç®—å¼ã¨ã„ã†ã®ãŒã‚ã‚‹ãã†ã§ã™ã€‚ (ä»Šæ—¥ã®æ—¥ä»˜-èª•ç”Ÿæ—¥)/10000ã®å°æ•°ç‚¹ä»¥ä¸‹åˆ‡æ¨ã¦ã€‚ PHPã§æ›¸ãã¨ echo (int)((20070823 - 19850101)/10000); Perlã§æ›¸ãã¨ print int ((20070823 - 19850101)/10000); JAVAã§æ›¸ãã¨ System.out.println( (int)((20070823 - 19850101)/10000) ); ã¨ã„ã†æ„Ÿã˜ã«ãªã‚Šã¾ã™ã€‚ æ—¥æœ¬ã®æ³•å¾‹ã‚’ç¢ºèªã—ã¦ã¿ã¾ã—ãŸã€‚èª•ç”Ÿæ—¥ã®å‰æ—¥ãŒçµ‚äº†ã™ã‚‹çž¬é–“ï¼ˆã™ãªã‚ã¡èª•ç”Ÿæ—¥ã‚’ã‚€ã‹ãˆã‚‹åˆå‰0æ™‚00åˆ†ã®ç›´å‰ï¼‰ã«1æ³ã‚’åŠ ãˆã‚‹ã“ã¨ã«ãªã‚‹ã€‚ãŸã ã—ã†ã‚‹ã†å¹´ãªã©ã€å¹´ã«ã‚ˆã£ã¦æœŸé–“ã‚’å®šã‚ãŸå ´åˆã«ãŠã„ã¦æœ€å¾Œã®æœˆã«å¿œå½“ã™ã‚‹æ—¥ãŒãªã„ã¨ãã¯ã€ãã®æœˆã®æœ«æ—¥ã‚’
yohjizzz-backup 2007/12/04
System.out.println( (int)((20070823 - 19850101)/10000) );

programming

algorithm
ãƒªãƒ³ã‚¯
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