#contents
* Á°²ó¤Î²ÝÂê¤Ë¤Ä¤¤¤Æ [#i2f10897]
Á°²ó¤ÎÁí»Å¾å¤²¤Ï¡¤¡Ö2 ¤«¤éÍ¿¤¨¤é¤ì¤¿¿ô¤Þ¤Ç¤ÎÀ°¿ô¤Ë¤Ä¤¤¤Æ¡¤¤¹¤Ù¤ÆÁÇ¿ô¤«¤É¤¦¤«È½Äꤷ¤Æ½ÐÎϤ»¤è¡×¤È¤¤¤¦ÌäÂê¤Ç¤¢¤Ã¤¿¡¥
¤è¤¯¹Í¤¨¤ë¤È¡¤ÁÇ¿ôȽÄê¥×¥í¥°¥é¥à¤Ï´û¤ËÃΤäƤ¤¤ë¤Î¤Ç¤¢¤ë¤«¤é¡¤¤³¤ì¤òÍøÍѤ¹¤ì¤ÐÎɤ¤¡¥
¤Ä¤Þ¤ê¡¤Á´ÂΤι½Â¤¤È¤·¤Æ¤Ï°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ë¤Ï¤º¤À¡¥
// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
inluce Math
last_n = ARGV[0].to_i
for n in 2..last_n do
(n ¤¬ÁÇ¿ô¤«¤É¤¦¤«È½Äꤷ¤Æ print ¤¹¤ë¡¥¤³¤Î¥×¥í¥°¥é¥à¤Ï°ÊÁ°¤Î¤â¤Î¤¬»È¤¨¤ë)
end
}}
¤½¤·¤Æ¡¤¡Ön ¤¬ÁÇ¿ô¤«¤É¤¦¤«È½Äꤷ¤Æ print ¤¹¤ë¡×¥×¥í¥°¥é¥à¤ÎËÜÂÎÉôʬ¤Ï
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
(n ¤¬Í¿¤¨¤é¤ì¤Æ¤¤¤ë¤È¤·¤Æ¡Ë
isPrime = " is a prime number."
upper = sqrt(n).floor
for i in 2..upper do
if (n % i == 0) then
isPrime = " is not a prime number."
end
end
print(n,isPrime,"\n")
}}
¤È¤¤¤¦´¶¤¸¤À¤Ã¤¿(''p'' ¤Ç¤Î½ÐÎϤò¡¤Àè½µ¤ÎÃμ±¤Ë¹ç¤ï¤»¤Æ ''print'' ¤Ëľ¤·¤Æ¤¢¤ë)¡¥
&ref(/materials/warning.png); ¤³¤ì°Ê¹ß¤Ï¡¤¸¶Â§¤È¤·¤Æ ''p'' ¤Ï»È¤ï¤º¤Ë ''print'' ¤ò»È¤ª¤¦¡¥
¤Ç¤¢¤ë¤Î¤Ç¡¤¤¢¤È¤Ï¤³¤ì¤ò²¿¤â¹Í¤¨¤º¤Ë¾å¤ÎÁ´Âι½Â¤¤Ë¥³¥Ô¥Ú¤¹¤ë¤À¤±¤Ç¡¤¼¡¤Î´°À®·Á¤¬ÆÀ¤é¤ì¤ë¡¥
// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
inluce Math
last_n = ARGV[0].to_i
for n in 2..last_n do
isPrime = " is a prime number."
upper = sqrt(n).floor
for i in 2..upper do
if (n % i == 0) then
isPrime = " is not a prime number."
end
end
print(n,isPrime,"\n")
end
}}
** ¥Ý¥¤¥ó¥È [#h0c1df07]
¤³¤Î¤è¤¦¤Ë¡¤
CENTER:&size(24){''Á°²ó¤Î²ÝÂê¤Ï¤ï¤«¤Ã¤Æ¤ß¤ì¤Ð´Êñ¤¹¤®¤ë.''};
¤·¤«¤·¡¤¼ÂºÝ¤Ë¤Ï¶ì¤·¤ó¤À³ØÀ¸¤â¿¤«¤í¤¦¡¥¤½¤ì¤Ï¡¤
CENTER:&size(24){''¥×¥í¥°¥é¥ß¥ó¥°¤Ë¤Ï¡¤Á´ÂΤòµ¡Ç½¤Î½¸¤Þ¤ê¤Ç¹½Â¤²½¤¹¤ëȯÁÛ¤¬É¬Í×''};
¤À¤«¤é¤Ç¤¢¤ë¡¥
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** ¥¤¥ó¥Ç¥ó¥È(¹ÔƬ¤«¤é¤Î»ú²¼¤²): ºÙ¤«¤¤¥Æ¥¯¥Ë¥Ã¥¯ [#sf6852c1]
&ref(/materials/warning.png); ¾å¤Î¥µ¥ó¥×¥ë¤Ç¡¤''for''ʸ¤ä ''if'' ʸ¤ÎÃæ¿È¤¬Å¬ÀڤˡֹÔƬ¤«¤é»ú²¼¤²(¥¤¥ó¥Ç¥ó¥È)¡×¤µ¤ì¤Æ¤¤¤ë¤³¤È¤ËÃåÌܤ·¤è¤¦¡¥
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CENTER:&size(24){''ŬÀڤʥ¤¥ó¥Ç¥ó¥È¤¬¡¤¤Þ¤Ã¤È¤¦¤Ê¥×¥í¥°¥é¥ß¥ó¥°¤ÎÂè°ìÊâ''};
¤Ê¤Î¤Ç¤¢¤ë¡¥
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CENTER:&size(24){''½é¿´¼Ô¤Ï¥¨¥é¡¼¤ËǺ¤àÁ°¤Ë¤¤Á¤ó¤È¥¤¥ó¥Ç¥ó¥È¤¹¤Ù¤·.''};
&br;
* ¥×¥í¥°¥é¥à¤Îµ¡Ç½¤òÉôÉʲ½¤¹¤ë [#m26f1641]
¤µ¤Æ¡¤º£²ó¤Ï¥×¥í¥°¥é¥à¤Îµ¡Ç½¤òÉôÉʤȤ·¤Æ°·¤¦½ÅÍפÊÏäò¤·¤è¤¦¡¥
¤³¤ì¤¬¤Ç¤¤Ê¤¤¤È¡¤¥×¥í¥°¥é¥à¤Ï¤¿¤Á¤Þ¤Á¤À¤é¤À¤é¤ÈŤ¯¤Æ¤ï¤«¤ê¤Ë¤¯¤¤¤â¤Î¤È¤Ê¤ê¡¤°·¤¤Æñ¤¤¥ê¥ô¥¡¥¤¥¢¥µ¥ó¤È²½¤·¤Æ¤·¤Þ¤¦¤À¤í¤¦¡¥
** µ¡Ç½Ã±°Ì¤È¤·¤Æ´Ø¿ô¤òÄêµÁ: def [#m760e881]
°ìÄê¤Îµ¡Ç½¤ò²Ì¤¿¤¹¾®¤µ¤Ê¥×¥í¥°¥é¥àÉôʬ¤ò¡¤´Ø¿ô¤È¤·¤ÆÄêµÁ¤¹¤ëÊýË¡¤ò³Ø¤Ü¤¦¡¥
ʸˡ¤Ï´Êñ¤Ç¡¤
&br;
&size(24){''def'' &color(blue){´Ø¿ô̾}; ''('' &color(blue){ÆþÎÏÊÑ¿ô̾1, ÆþÎÏÊÑ¿ô̾2, ...}; '')''};
¡¡¡¡¡¡¡¡&size(24){&color(blue){¤³¤Î´Ø¿ô¤ÎÆ°ºî, ·×»»¤Ê¤É};};
¡¡¡¡¡¡¡¡&size(24){''return'' &color(blue){½ÐÎÏÃÍ};};
&size(24){''end''};
&br;
¤È¤Ê¤ë¡¥
ÀÄ»ú¤ÎÉôʬ¤¬¼«Ê¬¤ÇÊѤ¨¤é¤ì¤ëÉôʬ¤À¤È»×¤¨¤ÐÎɤ¤¡¥
&ref(/materials/warning.png); ´Ø¿ô¤Î¡ÖÆþÎÏÊÑ¿ô̾¡×¤Ï¤½¤Î´Ø¿ôÄêµÁ¤ÎÃæ¤Ç¡Ö¤Î¤ß¡×͸ú¤À¡¥¿ô³Ø¤Ã¤Ý¤¤¤Í¡¥
&br;
&ref(/materials/notes.png); Ⱦ·Â¤ÈŤµ¤òÍ¿¤¨¤ë¤È¤½¤Î±ßÃì¤ÎÂÎÀѤò½ÐÎϤ¹¤ë¥×¥í¥°¥é¥à¤ò½ñ¤¯¤³¤È¤ò¹Í¤¨¤è¤¦¡¥
¤³¤Î¤È¤¡¤¤³¤Î ''def'' ¤ò»È¤Ã¤Æ¡¤
+ ÄìÌÌÀѤò´Ø¿ô¤Ë¤¹¤ë
+ ¤µ¤é¤ËÂÎÀѤâ´Ø¿ô¤Ë¤¹¤ë
¤è¤¦¤Ë¤·¤Æ¤ß¤è¤¦¡¥
&br;&br;
¤Þ¤º¡¤¤ï¤«¤ê¤ä¤¹¤¯Á´Âι½Â¤¤òÀè¤Ë¹Í¤¨¤ë¤È¡¤¾¯¤Ê¤¯¤È¤â
// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
include Math
# Ⱦ·Â¤ò¤â¤é¤Ã¤Æ±ß¤ÎÌÌÀѤò½ÐÎϤ¹¤ë´Ø¿ô¡¥
def circle(radius)
·×»»¡Ä
return ±ß¤ÎÌÌÀÑ
end
# Ⱦ·Â¤È¹â¤µ¤ò¤â¤é¤Ã¤Æ±ßÃì¤ÎÂÎÀѤò½ÐÎϤ¹¤ë´Ø¿ô.
def volume(radius,length)
¤È¤ê¤¢¤¨¤ºÄìÌÌÀѤϾå¤Î circle ´Ø¿ô¤ò»È¤Ã¤Æ circle(radius) ¤Çµá¤Þ¤ë¤È¤·¤Æ
±ßÃì¤ÎÂÎÀѤòµá¤á¤¿¤¤¡¥
return µá¤á¤¿±ßÃì¤ÎÂÎÀÑ
end
# °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
r = ARGV[0].to_f
l = ARGV[1].to_f
v = volume(r,l) # volume ¤È¤¤¤¦´Ø¿ô¤ò¼«Ê¬¤Ç¾å¤ÎÊý¤Çºî¤Ã¤¿¤È¤¤¤¦Á°Äó¤Ç
print("Volume is ",v,"\n")
}}
¤È¤¤¤¦´¶¤¸¤Ë¤Ê¤ë¤À¤í¤¦¡¥
&ref(/materials/warning.png); ¤³¤Î¤è¤¦¤Ë¡¤¡ÖÀè¤ËÁ´Âι½Â¤¤ò¥×¥í¥°¥é¥à¤·¤Æ¤·¤Þ¤¦¡×¤ÈǾ¤ß¤½¤¬³Ú¤ò¤Ç¤¤ë¡¥¤À¤«¤é¡¤
CENTER:&size(24){''¤³¤Î¤è¤¦¤Ë¡¤ºÙ¤«¤¤¤È¤³¤í¤Ï¸å²ó¤·¤Ë¤·¤Æ¡¤''};
CENTER:&size(24){''Àè¤Ë¤¶¤Ã¤ÈÁ´Âι½Â¤¤ò½ñ¤¯Êʤò¤Ä¤±¤ë¤È¤è¤¤¡¥''};
&br;
&ref(/materials/warning.png); ¾å¤Î¥×¥í¥°¥é¥à¤Ç¤Ï ''#'' ¤ò»È¤Ã¤Æ¥×¥í¥°¥é¥à¤òÆɤà¿Í´ÖÍѤ˥³¥á¥ó¥È¤ò½ñ¤¤¤Æ¤¤¤ë¡¥¤³¤ì¤Ï¡¤
CENTER:&size(24){''Ruby ¤Ï¥×¥í¥°¥é¥àÃæ¤Î ''#'' °Ê¹ß ¹ÔËö¤Þ¤Ç¤ò̵»ë¤¹¤ë''};
¤³¤È¤òÍøÍѤ·¤Æ¤¤¤ë. ¤³¤Î¡Ö¥³¥á¥ó¥È¡×¤Ï¥×¥í¥°¥é¥à¤ò½ñ¤¯¤È¤¼«Ê¬¤Î½õ¤±¤Ë¤Ê¤ë¤Î¤Ç¡¤ÀѶËŪ¤ËÍøÍѤ·¤è¤¦¡¥
&br;
¼¡¤Ë¡¤¡Ö±ßÃì¤ÎÂÎÀÑ = ÄìÌÌÀÑ ¡ß ¹â¤µ¡×¤Ç¤¢¤ë¤Î¤Ç¡¤¤³¤ì¤ò volume ´Ø¿ô¤Ë¥×¥í¥°¥é¥à¤¹¤ë¤È°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ë¤À¤í¤¦(³ºÅöÉôʬ¤À¤±È´¿è)¡¥
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
def volume(radius,length)
return circle(radius)*length
end
}}
&br;
¤½¤·¤Æ¡¤ºÇ¸å¤Ë»Ä¤ëÄìÌÌÀÑ´Ø¿ô circle ¤À¤¬¡¤¡Ö±ß¤ÎÌÌÀÑ = ¦Ð * (Ⱦ·Â¤ÎÆó¾è)¡×¤Ê¤Î¤Ç¡¤¤³¤ì¤ò¥×¥í¥°¥é¥ß¥ó¥°¤·¤Æ(³ºÅöÉôʬ¤À¤±È´¿è)¡¤
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
def circle(radius)
return PI * (radius ** 2)
end
}}
¤È¤¤¤¦´¶¤¸¤Ë¤Ê¤ë¤À¤í¤¦¡¥
&br;
¤µ¤Æ¡¤¤³¤ì¤Ç¥×¥í¥°¥é¥àÁ´ÂΤ¬´°À®¤·¤¿¤Î¤Ç¡¤(¥×¥í¥°¥é¥à¥Õ¥¡¥¤¥ë̾¤¬ cylinder.rb ¤À¤È¤·¤Æ)Î㤨¤Ð
ruby -w cylinder.rb 1.2 1.1
¤È¤¹¤ë¤È
> Volume is 4.97628276328623
¤È¤¤¤¦½ÐÎϤ¬Ê֤äƤ¯¤ë¤Ï¤º¤À¡¥
&br;
** def ¤Î¤¢¤ê¤¬¤¿¤ß¤¬¥Ô¥ó¤ÈÍè¤Ê¤¤¤ó¤À¤±¤É? : ÁÇ¿ôȽÄê¥×¥í¥°¥é¥à¤ò½ñ¤Ä¾¤·¤Æ¤ß¤è¤¦ [#cb00723b]
''def'' ¤Î¤¢¤ê¤¬¤¿¤ß¤Ï¥×¥í¥°¥é¥à¤Îµ¡Ç½¤äÆ°¤¤¬¤ï¤«¤ê¤ä¤¹¤¯¤Ê¤ë¤È¤³¤í¤Ë¤¢¤ë¤Î¤À¤¬¡¤¾å¤ÎÎã¤À¤Èñ½ã¤¹¤®¤Æ¡¤''def'' ¤Î¤¢¤ê¤¬¤¿¤ß¤¬¤ï¤«¤é¤Ê¤¤¤«¤â¤·¤ì¤Ê¤¤(¥»¥ó¥¹¤Îͤë¿Í¤Ï¤ï¤«¤ë¤À¤í¤¦¤±¤ì¤É¤â)¡¥
&ref(/materials/notes.png); ¤½¤³¤Ç¡¤Á°²ó¤ÎÁí»Å¾å¤²¤Ç¤¢¤ë¡Ö2 ¤«¤éÍ¿¤¨¤é¤ì¤¿¿ô¤Þ¤Ç¤ÎÀ°¿ô¤Ë¤Ä¤¤¤Æ¡¤¤¹¤Ù¤ÆÁÇ¿ô¤«¤É¤¦¤«È½Äꤷ¤Æ½ÐÎϤ»¤è¡×¤È¤¤¤¦ÌäÂê¤Î¥×¥í¥°¥é¥ß¥ó¥°¤ò¤³¤Î ''def'' ¤ò»È¤Ã¤Æ¤ä¤êľ¤·¤Æ¤ß¤è¤¦¡¥
¤Þ¤º¡¤¤³¤Î¥×¥í¥°¥é¥à¤ËɬÍפʵ¡Ç½¤Î¤è¤¦¤Ê¤â¤Î¤ò¹Í¤¨¤ÆÃúÇ«¤Ë¥ê¥¹¥È¥¢¥Ã¥×¤·¤Æ¤ß¤ë¤È¡¤
+ ¤¢¤ë¿ô ''n'' ¤¬¤¢¤ë¿ô ''i'' ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«¤òÃΤë´Ø¿ô
+ (¾å¤Îµ¡Ç½¤ò·«¤êÊÖ¤·»È¤Ã¤Æ)¤¢¤ë¿ô ''n'' ¤¬ÁÇ¿ô¤«¤É¤¦¤«È½Äꤹ¤ë´Ø¿ô
¤¬¤¢¤ì¤ÐÎɤµ¤½¤¦¤Ê¤³¤È¤Ïʬ¤«¤ë¤È¤ª¤â¤¦¡¥
¤½¤³¤Ç¡¤¤³¤ì¤é¤ò´Ø¿ô¤Ë¤¹¤ë¤³¤È¤òÁ°Äó¤È¤·¤Æ¡¤Á´ÂΤò¹Í¤¨¤Æ¤ß¤ë¤È¼¡¤Î¤è¤¦¤Ê´¶¤¸¤Ë¤Ê¤ë¤À¤í¤¦¡¥
// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
include Math
# n ¤È i ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«½ÐÎϤ¹¤ë´Ø¿ô.
def divisible(n,i)
n ¤È i ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«¤òȽÄꤹ¤ë¡¥
return n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤Ê¤é yes, ¤½¤¦¤Ç¤Ê¤±¤ì¤Ð no ¤È¤¤¤¦´¶¤¸¤ÎÊÖ»ö¤ò½ÐÎÏ¡¥
end
# n ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ÁÇ¿ô¤«¤É¤¦¤«¤òȽÄꤷ¤Æ½ÐÎϤ¹¤ë´Ø¿ô.
def is_prime(n)
n ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ÁÇ¿ô¤«¤É¤¦¤«¤òȽÄꤹ¤ë¡¥
return n ¤¬ÁÇ¿ô¤Ê¤é yes, ¤½¤¦¤Ç¤Ê¤±¤ì¤Ð no ¤È¤¤¤¦´¶¤¸¤ÎÊÖ»ö¤ò½ÐÎÏ¡¥
end
# °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
last_n = ARGV[0].to_i
for n in 2..last_n do
if is_prime(n) then
print(n," is a prime number.\n")
else
print(n," is not a prime number.\n")
end
end
}}
&ref(/materials/warning.png); ¤³¤Î¥×¥í¥°¥é¥à¤ÎËÜÂÎÉôʬ(15¹ÔÌܤ«¤é21¹ÔÌÜ)¤ò¤è¤¯¸«¤è¤¦¡¥ ¤È¤Æ¤â¤ï¤«¤ê¤ä¤¹¤¯¤Ê¤Ã¤Æ¤¤¤ë¤³¤È¤Ëµ¤¤Å¤¯¤À¤í¤¦¡¥ ¤³¤ì¤¬´Ø¿ô¤òÍѤ¤¤ëÍøÅÀ¤Î°ì¤Ä¤Ç¤¢¤ë(ʪ»ö¤ÎÊ£»¨¤µ¤ò³¬Áز½¤Ç¤¤ë)¡¥
&br;
¤µ¤Æ¡¤¤³¤Î¤Þ¤Þ¤À¤È¤â¤Á¤í¤óÆ°¤«¤Ê¤¤¤Î¤Ç¡¤É¬Íפʴؿô¤ò¤¤Á¤ó¤È¥×¥í¥°¥é¥à¤·¤è¤¦¡¥
¤Þ¤º¡¤¡Ön ¤¬ÁÇ¿ô¤«¤É¤¦¤«¤òȽÄꤹ¤ë¡×¥×¥í¥°¥é¥à¤Î°ÊÁ°¤Î¥Ð¡¼¥¸¥ç¥ó¤Ï(¾å¤Ë¤â¤¢¤ë¤¬)
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
(n ¤¬Í¿¤¨¤é¤ì¤Æ¤¤¤ë¤È¤·¤Æ¡Ë
isPrime = " is a prime number."
upper = sqrt(n).floor
for i in 2..upper do
if (n % i == 0) then
isPrime = " is not a prime number."
end
end
print(n,isPrime,"\n")
}}
¤Ç¤¢¤Ã¤¿¤Î¤Ç¡¤¤³¤ì¤ò¾å¤Î ''divisible'' ¤ò»È¤¦Á°Äó¤Ç ''is_prime'' ´Ø¿ô¤Îʸˡ¤Ë¥Þ¥Ã¥Á¤¹¤ë¤è¤¦¤Ëľ¤¹¤È¼¡¤Î¤è¤¦¤Ê´¶¤¸¤Ë¤Ê¤ë(¤ï¤«¤ê¤ä¤¹¤¤¤è¤¦¤Ë¥³¥á¥ó¥È¤ò¤¤¤ì¤Æ¤¢¤ë)¡¥
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
# n ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ÁÇ¿ô¤«¤É¤¦¤«¤òȽÄꤷ¤Æ½ÐÎϤ¹¤ë´Ø¿ô.
def is_prime(n)
# ¤Þ¤º¡¤n ¤ÏÁÇ¿ô¤À¤È¡ÖÅú¤¨¡×¤ò²¾Äꤷ¤Æ¤ª¤¯.
answer = true
# ³ä¤êÀÚ¤ì¤ë¤«Ä´¤Ù¤ëÈÏ°Ï¤Ï ¢ån ¤Þ¤Ç¤Ç¤¤¤¤.
upper = sqrt(n).floor
# 2 ¤«¤é ¢ån ¤Þ¤Ç i ¤òÊѤ¨¤ÆÄ´¤Ù¤ë.
for i in 2..upper do
# n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤Ê¤é¡¤¡Ön ¤ÏÁÇ¿ô¤Ç¤Ï¤Ê¤¤¡×¤ÈÅú¤¨¤òÊѹ¹¤¹¤ë.
if divisible(n,i) then
answer = false
end
end
# Åú¤¨¤ò´Ø¿ôÃͤȤ·¤Æ½ÐÎϤ¹¤ë¡¥
return answer
end
}}
&ref(/materials/warning.png); ¥×¥í¥°¥é¥àÃæ¤Î ''true'', ''false'' ¤ÏÆÃÊ̤ʰÕÌ£¤¬¤¢¤Ã¤Æ¡¤¤½¤ì¤¾¤ìÏÀÍýÃͤΡֿ¿¡×¡Öµ¶¡×¤òɽ¤¹¡¥
¤³¤Î¿¿µ¶ÃÍ¤Ï ''if'' ʸ¤ÎȽÄêÉôʬ¤ÎÆþÎÏÃͤȤ·¤Æ°·¤¨¤ë¡¥
¤Þ¤¢¡¤
CENTER:&size(24){''Ruby ¤Ç¤Ï¿¿¤Ï true ¤Ç¡¤µ¶¤Ï false ¤Çɽ¤¹''};
¤È³Ð¤¨¤Æ¤ª¤±¤ÐÎɤ¤¡¥
¤µ¤Æ¡¤¤³¤ì¤¬¤ï¤«¤ì¤Ð ''divisible'' ´Ø¿ô¤â´Êñ¤Ëºî¤ì¤ë¡¥
¤³¤ì¤Þ¤Ç¤Îʸˡ¤Ë±è¤Ã¤ÆÇϼ¯ÀµÄ¾¤Ëºî¤ë¤Î¤Ê¤é¤Ð¡¤Î㤨¤Ð°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ë¤À¤í¤¦¡¥
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
# n ¤È i ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«½ÐÎϤ¹¤ë´Ø¿ô.
def divisible(n,i)
if (n % i == 0) then
return true
else
return false
end
end
}}
¤«¤Ã¤³¤è¤¯½ñ¤¯¤Ê¤é¤Ð? ¼¡¤Î¤è¤¦¤Ê´¶¤¸¤Ë¤Ê¤ë¤À¤í¤¦.
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
# n ¤È i ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«½ÐÎϤ¹¤ë´Ø¿ô.
def divisible(n,i)
return (n % i == 0)
end
}}
&ref(/materials/warning.png); ¤Ê¤¼¤³¤¦½ñ¤±¤ë¤«¡¤¹Í¤¨¤Æ¤ß¤è¤¦¡¥
&br;
¤³¤ì¤Ç¥×¥í¥°¥é¥à¤Ï´°À®¤·¤¿¡¥Ç°¤Î¤¿¤á¤ËÁ´ÂΤòºÜ¤»¤Æ¤ª¤³¤¦¡¥
// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
include Math
# n ¤È i ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤«¤É¤¦¤«½ÐÎϤ¹¤ë´Ø¿ô.
def divisible(n,i)
if (n % i == 0) then
return true
else
return false
end
end
# n ¤ò¤â¤é¤Ã¤Æ¡¤n ¤¬ÁÇ¿ô¤«¤É¤¦¤«¤òȽÄꤷ¤Æ½ÐÎϤ¹¤ë´Ø¿ô.
def is_prime(n)
# ¤Þ¤º¡¤n ¤ÏÁÇ¿ô¤À¤È¡ÖÅú¤¨¡×¤ò²¾Äꤷ¤Æ¤ª¤¯.
answer = true
# ³ä¤êÀÚ¤ì¤ë¤«Ä´¤Ù¤ëÈÏ°Ï¤Ï ¢ån ¤Þ¤Ç¤Ç¤¤¤¤.
upper = sqrt(n).floor
# 2 ¤«¤é ¢ån ¤Þ¤Ç i ¤òÊѤ¨¤ÆÄ´¤Ù¤ë.
for i in 2..upper do
# n ¤¬ i ¤Ç³ä¤êÀÚ¤ì¤ë¤Ê¤é¡¤¡Ön ¤ÏÁÇ¿ô¤Ç¤Ï¤Ê¤¤¡×¤ÈÅú¤¨¤òÊѹ¹¤¹¤ë.
if divisible(n,i) then
answer = false
end
end
# Åú¤¨¤ò´Ø¿ôÃͤȤ·¤Æ½ÐÎϤ¹¤ë¡¥
return answer
end
# °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
last_n = ARGV[0].to_i
for n in 2..last_n do
if is_prime(n) then
print(n," is a prime number.\n")
else
print(n," is not a prime number.\n")
end
end
}}
&ref(/materials/warning.png); ¤¤¤í¤¤¤íÃúÇ«¤Ë½ñ¤¤¹¤®¤¿¤Î¤ÇŤ¯¤Ê¤Ã¤Æ¤¤¤ë¤¬¡¤ËܼÁ¤È¤·¤Æ¤Ï¤ï¤«¤ê¤ä¤¹¤¯¤Ê¤Ã¤Æ¤¤¤ë¡¥¤½¤³¤ËÃåÌܤ·¤è¤¦¡¥ ¤³¤ì¤Ï¡Ö³¬Áز½¤·¤ÆÊ£»¨¤µ¤òʬ³ä¤¹¤ë¤³¤È¤Ç¡¤°ìÅÙ¤ËÁ´Éô¤ò¹Í¤¨¤Ê¤¯¤ÆÎɤ¤¡×¤³¤È¤Ë¤è¤ë¡¥ ¿Í´Ö¤ÎǾ¤ß¤½¤Ï°ìÅ٤˿¤¯¤ÎÊ£»¨¤µ¤òÁê¼ê¤Ë¤Ç¤¤Ê¤¤¤³¤È¤ò¹Í¤¨¤ë¤È¡¤¤³¤Î¡ÖÊ£»¨¤µ¤Îʬ³ä¡×¤ò¤·¤Ê¤¤¤È¥×¥í¥°¥é¥ß¥ó¥°¤Ï¤Þ¤Ã¤È¤¦¤Ë¤Ç¤¤Ê¤¤¤È¤¤¤¦¤³¤È¤Ë¤Ê¤ë¡¥ ¤Ä¤Þ¤ê¡¤
CENTER:&size(24){''def ¤òÀ©¤¹¤ë¤â¤Î¤Ï¥×¥í¥°¥é¥ß¥ó¥°¤òÀ©¤¹¤ë(¸ØÄ¥)''};
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&br;
** ¤µ¤é¤Ê¤ëÎãÂꡧ¥³¥¤¥ó¥È¥¹ [#e00b01ba]
''def'' ¤Î»È¤¤¤³¤Ê¤·¤Ï½ÅÍפʤΤǡ¤Â¾¤ÎÎãÂê¤â¤ä¤Ã¤Æ¤ß¤è¤¦¡¥
&ref(/materials/notes.png); »ØÄꤷ¤¿²ó¿ô¤À¤±¥³¥¤¥ó¥È¥¹¤ò¤ª¤³¤Ê¤ï¤»¤Æ¥³¥¤¥ó¤Îɽ¤È΢¤¬²¿²ó½Ð¤¿¤«½ÐÎϤ¹¤ë¥×¥í¥°¥é¥à¤ò½ñ¤³¤¦¡¥
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// programu source ɽµ
#highlighter(language=ruby,number=on,cache=on){{
include Math
# ¥³¥¤¥ó¥È¥¹¤ò°ì²ó¹Ô¤Ã¤Æ¡¤É½¤«¤É¤¦¤«¤ò½ÐÎϤ¹¤ë´Ø¿ô¡¥
def is_toss_front
¥³¥¤¥ó¥È¥¹¤ò¹Ô¤Ã¤Æ¡¤É½¤¬½Ð¤ë¤«Î¢¤¬½Ð¤ë¤«Ä´¤Ù¤ë¡¥
return ɽ¤¬½Ð¤¿¤é true, ¤½¤¦¤Ç¤Ê¤«¤Ã¤¿¤é false ¤ò½ÐÎÏ¡¥
end
# °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
toss_n = ARGV[0].to_i
# ɽ¤¬½Ð¤¿²ó¿ô¡¥ºÇ½é¤Ï¥¼¥í¡¥
front_n = 0
# toss_n ²ó¡¤¥³¥¤¥ó¥È¥¹¤ò·«¤êÊÖ¤¹¡¥
for n in 1..toss_n do
if is_toss_front then
# ɽ¤¬½Ð¤¿¤é¡¤¥«¥¦¥ó¥È¤ò 1 Áý¤ä¤¹¡¥
front_n += 1
end
end
# ºÇ½ª·ë²Ì¤ò½ÐÎϤ·¤è¤¦¡¥
print("front: ", front_n, " back: ", toss_n - front_n, "\n")
}}
&br;
¥³¥¤¥ó¥È¥¹¤Ë¤Ï¡¤Ruby ¤Î¤â¤ÄÍð¿ô´Ø¿ô ''rand'' ¤òÍøÍѤ·¤è¤¦¡¥
¤³¤ì¤Ï½ÐÎϤ¬ 0 °Ê¾å 1 ̤Ëþ¤ÎÍð¿ô´Ø¿ô¤Ê¤Î¤Ç¡¤
¡Ö''rand'' ¤¬ 0°Ê¾å 0.5̤Ëþ¤Ê¤é¤Ð¥³¥¤¥ó¤Îɽ¤¬¡¤0.5°Ê¾å 1̤Ëþ¤Ê¤é¤Ð΢¤¬½Ð¤¿¤È²ò¼á¤¹¤ì¤Ð¡×
Ä̾ï¤Î¥³¥¤¥ó¥È¥¹¤ò¤·¤¿¤³¤È¤ËÁêÅö¤¹¤ë¤Ï¤º¤À.
¤Ä¤Þ¤ê¡¤¼¡¤Î¤è¤¦¤Ê´¶¤¸¤Ë¤Ê¤ë(³ºÅöÉôʬ¤Î¤ß)¡¥
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
# ¥³¥¤¥ó¥È¥¹¤ò°ì²ó¹Ô¤Ã¤Æ¡¤É½¤«¤É¤¦¤«¤ò½ÐÎϤ¹¤ë´Ø¿ô¡¥
def is_toss_front
if (rand < 0.5) then
return true
else
return false
end
end
}}
¥«¥Ã¥³¤è¤¯½ñ¤¯¤Ê¤é¤Ð? ¼¡¤Î¤è¤¦¤Ë½ñ¤¤¤Æ¤âÎɤ¤¡¥
// programu source ɽµ
#highlighter(language=ruby,number=off,cache=on){{
# ¥³¥¤¥ó¥È¥¹¤ò°ì²ó¹Ô¤Ã¤Æ¡¤É½¤«¤É¤¦¤«¤ò½ÐÎϤ¹¤ë´Ø¿ô¡¥
def is_toss_front
return (rand < 0.5)
end
}}
&ref(/materials/warning.png); ''rand'' ¤Ï¡¤''rand(n)'' ¤È¤·¤ÆÀµÀ°¿ô¤Î°ú¿ô¤òÍ¿¤¨¤ë¤È 0 °Ê¾å ''n'' ̤Ëþ¤ÎÀ°¿ô¤òÍð¿ô¤È¤·¤Æ½ÐÎϤ¹¤ë¡¥¤³¤ì¤òÍøÍѤ·¤Æ¤âÎɤ¤¡¥Í¾ÎϤΤ¢¤ë¿Í¤Ï¤³¤Á¤é¤Î¤ä¤ê¤«¤¿¤Ë½ñ¤Ä¾¤·¤Æ¤ß¤è¤¦¡¥
&br;
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ruby -w coin.rb 50
¤È¤¹¤ë¤È
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&br;
* º£Æü¤ÎÁí»Å¾å¤² [#oca8dc38]
¿ì¤Ã¤Ñ¤é¤¤¤Î¤ª¤Ã¤µ¤ó¤¬¡¤Ê⤯ÍͻҤò´Êñ¤Ë¥·¥ß¥å¥ì¡¼¥È¤·¤Æ½ÐÎϤ¹¤ë¥×¥í¥°¥é¥à¤òºî¤í¤¦¡¥¶ñÂÎŪ¤Ë¤Ï¡¤
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+ °ìÊâ¿Ê¤à¤È¤¡¤¤Þ¤Ã¤¹¤°Á°¤Ë¿Ê¤à³ÎΨ¤Ï 40%
+ °ìÊâ¿Ê¤à¤È¤¡¤¼Ð¤á±¦¤«º¸¤Ë¿Ê¤à³ÎΨ¤Ï¤½¤ì¤¾¤ì 30%
+ Éý30Êâʬ¤°¤é¤¤¤Î¹¤¤Æ»Ï©¤Î¿¿Ã椫¤éÊ⤻Ϥ᤿
+ (¾å¤ÎÉý¤«¤éµÕ»»¤·¤Æ)¤Þ¤¢Á´Éô¤Ç30Êâʬ¤°¤é¤¤¥·¥ß¥å¥ì¡¼¥È¤¹¤ë
+ °ìÊ⤴¤È¤Ë¡¤¤É¤³¤Ë¤¤¤ë¤«¤ò ''print'' ʸ¤Ç¤½¤ì¤Ã¤Ý¤¯? ½ÐÎÏ
¤È¤¤¤¦¤Î¤¬¾ò·ï¤À¡¥
Î㤨¤Ð¡¤(¥×¥í¥°¥é¥à¥Õ¥¡¥¤¥ë̾¤¬ walk.rb ¤À¤È¤·¤Æ)
ruby -w walk.rb
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&br;
&ref(/materials/warning.png); ¤ª¤Ã¤µ¤ó¤¬°ìÊâ¤ÇÁ°¤«¼Ð¤á±¦¤«¼Ð¤áº¸¤«¤Î¤É¤³¤Ø¿Ê¤à¤«¤Ï¥³¥¤¥ó¥È¥¹¤È»÷¤¿¤è¤¦¤Ê´Ø¿ô¤òºî¤ì¤ÐÎɤ¤¡¥
&ref(/materials/warning.png); ¾ì¹çʬ¤±¤¬Á°¤È±¦¤Èº¸¤Î 3Ä̤ê¤Ë¤Ê¤ë¤Î¤Ç¡¤¤½¤³¤Ï¤É¤¦¤¹¤ë?
&ref(/materials/warning.png); ¤ª¤Ã¤µ¤ó¤Î¾ì½ê¤ò ''print'' ¤¹¤ë´Ø¿ô¤âºî¤ë¤È¤ï¤«¤ê¤ä¤¹¤¤¡¥
&ref(/materials/warning.png); Îã¤Ë¤è¤Ã¤Æ¥×¥í¥°¥é¥àÁ´ÂΤòÀè¤ËÀ߷פ·¤Æ½ñ¤¤¤Æ¤·¤Þ¤ª¤¦¡¥
* ¥ì¥Ý¡¼¥È [#pb33cc5c]
ËÜÆü¼õ¤±¤¿¹ÖµÁ¤ª¤è¤Ó¹Ô¤Ã¤¿¼Â½¬¤Ë¤Ä¤¤¤Æ¡¤´Êñ¤Ë¤Þ¤È¤á¤¿Êó¹ð¤ò¤»¤è.
¤Þ¤¿¡¤Áí»Å¾å¤²¤ÎÉôʬ¤Ç¼«Ê¬¤Ç½ñ¤¤¤¿¥×¥í¥°¥é¥à¤òÊó¹ð¤»¤è.
¤â¤Á¤í¤ó³Æ¼«¤Î
+ ½ê°(³ØÉô¡¤³Ø²Ê)
+ ³ØÀÒÈÖ¹æ
+ ³Øǯ
+ »á̾
+ Æü»þ
+ ´Î¿´¤Î¥ì¥Ý¡¼¥ÈÆâÍÆ(ÆÀ¤¿Ãθ«¡¤ºî¶È¤Ë¤Ä¤¤¤Æµ¤¤Å¤¤¤¿¤³¤ÈÅù¤â)
¤ò½ñ¤¯¤Î¤ò˺¤ì¤Ê¤¤¤è¤¦¤Ë.
* about Icons, ClipArts [#jfbc664c]
Some icons in this page are downloadable at [[ICONFINDER:http://www.iconfinder.net/]].
The "note" icon &ref(/materials/notes.png); designed by [[Marco Martin:http://www.notmart.org/]] is distributed with the LGPL licence,
the "warning" icon &ref(/materials/warning.png); designed by [[Alexandre Moore:http://nuovext.pwsp.net/]] with the GPL licence
and the "triangle" icon &ref(/materials/JNorth_arrow-right-sm.png); designed by [[Joseph North:http://sweetie.sublink.ca/]] is distributed with the [[Creative Commons (Attribution-Noncommercial-Share Alike 3.0 Unported):http://creativecommons.org/licenses/by-nc-sa/3.0/]] licence.
Some clip arts used in this page are downloadable at [[Open Clip Art Library:http://www.openclipart.org/]].
We deeply appreciate their superb works. With licence, they describe that "the actual clipart content on open clipart library is Public domain" in the web.
// ¨¬¨¨®¨¯¨°¨±¨²¨³¨´¨µ¨¶
// ¥³¥Þ¥ó¥É¥é¥¤¥óÆþÎϤϡֹÔƬ¤ò¥Ö¥é¥ó¥¯¤Ç»Ï¤á¤ë¡×.
// ¥³¥Þ¥ó¥É¥é¥¤¥ó½ÐÎϤϡֹÔƬ¤ò > ¤Ç»Ï¤á¤ë¡×.
// ¼Â½¬¥¢¥¤¥³¥ó
// &ref(/materials/notes.png);
// Ãí°Õ¥¢¥¤¥³¥ó
// &ref(/materials/warning.png);
// Link ¥¢¥¤¥³¥ó
// &ref(/materials/JNorth_arrow-right-sm.png);
// Âçʸ»ú¤Ç¤Î¶¯Ä´
// CENTER:&size(24){''¤Û¤²¤Û¤²''};
// programu source ɽµ
// #highlighter(language=ruby,number=on,cache=on){{}}