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  1. include Math
  2.  
  3. # 30Êâ¿Ê¤à
  4. for step in 1..30 do
  5.   # ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
  6.   # ²èÌ̤˽ÐÎÏ
  7. end

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  1. include Math
  2.  
  3. # ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
  4. def man_direction
  5. end
  6.  
  7. # ²èÌ̤˽ÐÎÏ
  8. def man_print
  9. end
  10.  
  11. # °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
  12.  
  13. # 30Êâ¿Ê¤à
  14. for step in 1..30 do
  15.   # ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê: man_direction
  16.   # ²èÌ̤˽ÐÎÏ: man_print
  17. end

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¤½¤ì¤òÊÑ¿ô man_location (À°¿ôÃÍ)¤È¤·¤Æ¡¤Î㤨¤Ð

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  2. ¤À¤«¤é¡¤¿¿¤óÃæ¤Ï 15 ¤°¤é¤¤?

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¤½¤·¤Æ¡¤¤³¤¦¤¹¤ë¤È¡¤´Ø¿ô man_direction ¤Î»ý¤Ä¤Ù¤­À­¼Á¤â·è¤Þ¤ë¡¥±¦¤Ë¿Ê¤à¤È¥×¥é¥¹ 1 ¤ÈÀßÄꤷ¤¿¤Î¤À¤«¤é¡¤

¤ª¤Ã¤µ¤ó¤Î¹ÔÆ°man_direction ¤Î½ÐÎÏÃÍ
¼Ð¤áÁ°±¦¤Ø+1
¤Þ¤Ã¤¹¤°Á°¤Ø0
¼Ð¤áÁ°º¸¤Ø-1

¤È¤·¤Æ¡¤¤³¤ì¤ò°ìÊ⤴¤È¤Ë man_location ¤Ë­¤»¤ÐÎɤµ¤½¤¦¤À¡¥
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  1. include Math
  2.  
  3. # ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
  4. def man_direction
  5.   # Íð¿ô¤¬¡Ö±¦¡×¤òÁªÂò¤·¤¿¤é
  6.   # return 1
  7.   # Íð¿ô¤¬¡Ö¤Þ¤Ã¤¹¤°¡×¤òÁªÂò¤·¤¿¤é
  8.   # return 0
  9.   # Íð¿ô¤¬¡Öº¸¡×¤òÁªÂò¤·¤¿¤é
  10.   # return -1
  11.  
  12.   # ²¾¤Ë¡Ö¤Þ¤Ã¤¹¤°¡×¤ò½ÐÎϤ·¤Æ¤ª¤¯
  13.   return 0
  14. end
  15.  
  16. # ²èÌ̤˽ÐÎÏ
  17. def man_print(loc)
  18. end
  19.  
  20. # °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
  21.  
  22. # ¤ª¤Ã¤µ¤ó¤Î°ÌÃÖ¡¥ ºÇ½é¤Ë¤¤¤ë¾ì½ê¤Ï¿¿¤óÃæ.
  23. man_location = 15
  24.  
  25. # 30Êâ¿Ê¤à
  26. for step in 1..30 do
  27.   # ¤ª¤Ã¤µ¤ó¤Î°ÌÃÖ¤Ï man_direction ¤Î·ë²Ì¤¬¡Ö­¤µ¤ì¤ë¡×.
  28.   man_location += man_direction
  29.  
  30.   # ²èÌ̤˽ÐÎÏ: man_print
  31.   man_print(man_location)
  32. end

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  1. include Math
  2.  
  3. # ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
  4. def man_direction
  5.   # Íð¿ô¤¬¡Ö±¦¡×¤òÁªÂò¤·¤¿¤é
  6.   # return 1
  7.   # Íð¿ô¤¬¡Ö¤Þ¤Ã¤¹¤°¡×¤òÁªÂò¤·¤¿¤é
  8.   # return 0
  9.   # Íð¿ô¤¬¡Öº¸¡×¤òÁªÂò¤·¤¿¤é
  10.   # return -1
  11.  
  12.   # ²¾¤Ë¡Ö¤Þ¤Ã¤¹¤°¡×¤ò½ÐÎϤ·¤Æ¤ª¤¯
  13.   return 0
  14. end
  15.  
  16.  
  17. # ²èÌ̤˽ÐÎÏ
  18. def man_print(loc)
  19.   print(loc, "\n")
  20. end
  21.  
  22. # °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂÎ.
  23.  
  24. # ¤ª¤Ã¤µ¤ó¤Î°ÌÃÖ¡¥ ºÇ½é¤Ë¤¤¤ë¾ì½ê¤Ï¿¿¤óÃæ.
  25. man_location = 15
  26.  
  27. # 30Êâ¿Ê¤à
  28. for step in 1..30 do
  29.   # ¤ª¤Ã¤µ¤ó¤Î°ÌÃÖ¤Ï man_direction ¤Î·ë²Ì¤¬¡Ö­¤µ¤ì¤ë¡×.
  30.   man_location += man_direction
  31.  
  32.   # ²èÌ̤˽ÐÎÏ: man_print
  33.   man_print(man_location)
  34. end

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¤µ¤Æ¡¤¤ª¤Ã¤µ¤ó¤Î¼¡¤Î°ìÊâ¤òÍð¿ô¤Ç·è¤á¤ë´Ø¿ô man_direction ¤Ë¼è¤ê³Ý¤«¤í¤¦¡¥
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# ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
def man_direction
  r = rand # ¥µ¥¤¥³¥í¤ò¿¶¤ë¤Î¤Ï°ìÊâ¤Ë°ì²ó¤À¤±¡¥·ë²Ì¤ò¼è¤Ã¤Æ¤ª¤¯¡¥

  if (r < 0.3) then # Íð¿ô¤¬¡Öº¸¡×¤òÁªÂò¤·¤¿¤é 
      return -1
    else 
      if (r < 0.7) then # Íð¿ô¤¬¡Ö¤Þ¤Ã¤¹¤°¡×¤òÁªÂò¤·¤¿¤é 
          return 0
        else # »Ä¤ë¤Ï¡Ö±¦¡×
          return 1 
      end
  end
end

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# ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
def man_direction
  r = rand # ¥µ¥¤¥³¥í¤ò¿¶¤ë¤Î¤Ï°ìÊâ¤Ë°ì²ó¤À¤±. ·ë²Ì¤ò¼è¤Ã¤Æ¤ª¤¯¡¥

  if (r < 0.3) then # Íð¿ô¤¬¡Öº¸¡×¤òÁªÂò¤·¤¿¤é 
      return -1
    elsif (r < 0.7) then # Íð¿ô¤¬¡Ö¤Þ¤Ã¤¹¤°¡×¤òÁªÂò¤·¤¿¤é 
      return 0
    else # »Ä¤ë¤Ï¡Ö±¦¡×
      return 1 
  end
end


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# ¿Ê¤àÊý¸þ¤òÍð¿ô¤Ç·èÄê
def man_direction
  if (rand < 0.3) then # Íð¿ô¤¬¡Öº¸¡×¤òÁªÂò¤·¤¿¤é 
      return -1
    elsif (rand < 0.7) then # Íð¿ô¤¬¡Ö¤Þ¤Ã¤¹¤°¡×¤òÁªÂò¤·¤¿¤é 
      return 0
    else # »Ä¤ë¤Ï¡Ö±¦¡×
      return 1 
  end
end

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warning.png ¤Ê¤¼¤³¤¦¤Ê¤Ã¤Æ¤·¤Þ¤¦¤«¤è¤¯¹Í¤¨¤è¡¥

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¤¢¤È¤Ï man_print ¤Îµ¡Ç½¤ò¼ÂÁõ¤¹¤ì¤ÐÎɤ¤¡¥
ȯÁۤȤ·¤Æ¤Ï¡¤Î㤨¤Ð man_location ¤¬ 17 ¤Î»þ¤Ë

 ----------------o-------------

¤È¤¤¤¦½ÐÎϤò½Ð¤·¤¿¤±¤ì¤Ð¡¤

  1. ¤Þ¤º 16¸Ä¤Î "-" ¤ò print ¤·¡¤
  2. ³¤±¤Æ 1¸Ä¤Î "o" ¤ò print ¤·¡¤
  3. ¤µ¤é¤Ë 30-17=13¸Ä¤Î "-" ¤ò print ¤·¡¤
  4. ºÇ¸å¤Ë²þ¹Ô¤ò print

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# ²èÌ̤˽ÐÎÏ
def man_print(loc)

  for i in 1..(loc-1) do
    print("-")
  end

  print("o")

  for i in 1..(30-loc) do
    print("-")
  end

  print("\n")

end

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warning.png Ruby ¤Ë¤Ï·è¤á¤é¤ì¤¿²ó¿ô¤À¤±Ã±½ã¤Ë·«¤êÊÖ¤¹¤¿¤á¤Îʸˡ ²ó¿ô.times {} ¤¬ÆÃÊ̤ˤ¢¤Ã¤Æ¡¤¾å¤Î¥×¥í¥°¥é¥à¤Ï°Ê²¼¤Î¤è¤¦¤Ë¤â½ñ¤±¤ë¡¥¤³¤Á¤é¤ÎÊý¤¬¹¥¤­¤À¤È¤¤¤¦¾åµé¼Ô¤Ï¤³¤Á¤é¤Ç¤â¤è¤¤¤À¤í¤¦¡¥

# ²èÌ̤˽ÐÎÏ
def man_print(loc)

  (loc-1).times {
    print("-")
  }

  print("o")

  (30-loc).times {
    print("-")
  }

  print("\n")

end

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Í×ÁǤ¬¤¤¤¯¤ÄÆþ¤Ã¤Æ¤ë?.size ¤ò¤Ä¤±¤ì¤Ð¤è¤¤a.size ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È 4 ¤Ë¤Ê¤ë
iÈÖÌܤÎÍ×ÁÇ[i-1] ¤òÊÑ¿ô̾¤Ë¤Ä¤±¤ëa[3] ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È -8 ¤Ë¤Ê¤ë
Í×ÁǤòÄɲÃunshift (ÀèƬ¤ËÄɲäξì¹ç)a.unshift(6) ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È a = [6,1,5,2,-8] ¤Ë¤Ê¤ë
push (ËöÈø¤ËÄɲäξì¹ç)a.push(6) ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È a = [1,5,2,-8,6] ¤Ë¤Ê¤ë
Í×ÁǤòºï½üshift (ÀèƬÍ×ÁǤòºï½ü¤Î¾ì¹ç)a.shift ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È a = [5,2,-8] ¤Ë¤Ê¤ë
pop (ËöÈøÍ×ÁǤòºï½ü¤Î¾ì¹ç)a.pop ¤È¤¹¤ë¤È¾å¤ÎÎã¤À¤È a = [1,5,2] ¤Ë¤Ê¤ë
(½¸¹ç´Ö¤ÎÁàºî)a = [1,5,2,-8], b = [3,1,-1,10,5] ¤È¤·¤Æ
¶¦Ä̽¸¹ç½¸¹ça & ½¸¹çb ¤È¤¹¤ëa & b ¤Ï [1,5] ¤Ë¤Ê¤ë
Ͻ¸¹ç½¸¹ça ¦ ½¸¹çb ¤È¤¹¤ëa ¦ b ¤Ï [1, 5, 2, -8, 3, -1, 10] ¤Ë¤Ê¤ë
º¹½¸¹ç½¸¹ça - ½¸¹çb ¤È¤¹¤ëa - b ¤Ï [2, -8] ¤Ë¤Ê¤ë
½¸¹ç¤Îñ½ã·ë¹ç½¸¹ça + ½¸¹çb ¤È¤¹¤ëa + b ¤Ï [1, 5, 2, -8, 3, 1, -1, 10, 5] ¤Ë¤Ê¤ë

¤µ¤Æ¡¤¾¯¤·¤º¤Ä´·¤ì¤Æ¤¤¤³¤¦¡¥
¤Þ¤º¡¤ÀΡ¹¤ß¤¿¤Ï¤º¤Î¡¤5¤Ä¤ÎÍ×ÁÇ 1.2, 3.0, 3.3, 4.1, 0.9 ¤ò¤â¤ÄÇÛÎó¤òºî¤Ã¤Æ¡¤¤½¤ì¤ËÂФ·¤ÆÁàºî¤¹¤ë·Á¤Ç¤³¤Î5¤Ä¤Î¿ô»ú¤ÎÁê²ÃÊ¿¶Ñ¤ò·×»»¤¹¤ë¥×¥í¥°¥é¥à¤ò¸«¤Æ¤ß¤è¤¦¡¥

  1. include Math
  2.  
  3. a = [1.2, 3.0, 3.3, 4.1, 0.9]
  4.  
  5. sum = 0.0
  6. for i in 1..(a.size) do
  7.   sum += a[i-1]
  8. end
  9.  
  10. average = sum/a.size
  11.  
  12. print(average,"\n")

¤É¤¦¤À¤í¤¦¤«¡¥Ê¸Ë¡Åª¤ËÆñ¤·¤¤¤È¤³¤í¤âÆäË̵¤¤¤Ï¤º¤À¤·¡¤Á´ÂΤâ´Êñ¤À¡¥

warning.png [¾åµé¼Ô¸þ¤±] ½¸¹ç¤ÎÍ×ÁÇÁ´Éô¤ËÂФ·¤Æ¤Ê¤Ë¤«Áàºî¤ò¹Ô¤¦¤È¤¤¤¦µ¡²ñ¤Ï°Õ³°¤Ë¿¤¤¤¬¡¤¤½¤ì¤ò for ʸ¤Ç¹Ô¤¦¤È¾éŤÀ¡¥
Î㤨¤Ð¡¤¾å¤Î¥×¥í¥°¥é¥à¤Ç¤ÏÇÛÎó a ¤ËÂФ·¤Æ¤½¤ÎÁàºî¤ò
¡¡for i in 1..(a.size) do
¡¡¡¡a[i-1] ¤ËÂФ·¤ÆÁàºî
¡¡end
¤È¤·¤Æ¤¤¤ë¤¬¡¤1..(a.size) ¤È¤¤¤¦¤Î¤Ï¾ðÊóŪ¤ËÉÔÍפǤ¢¤ë¤Ê¤É¡¤¤³¤Î½ñ¤­Êý¤Ë¤Ï̵Â̤¬Â¿¤¤¡¥¤½¤³¤Ç¡¤¼¡¤Î¤è¤¦¤Ê¤¹¤Ã¤­¤ê¤·¤¿½ñ¤­Êý(iterator)¤¬ Ruby ¤Ë¤ÏÍÑ°Õ¤µ¤ì¤Æ¤¤¤ë(¤³¤³ºÇ¶á¤Î¥×¥í¥°¥é¥ß¥ó¥°¸À¸ì¤Ç¤Ï iterator ¤¬½¼¼Â¤·¤Æ¤ª¤ê¡¤¤È¤Æ¤âÊØÍø¤Ç¤¢¤ë)¡¥

½¸¹ç̾.each { |Í×ÁÇ̾|
¡¡¡¡Í×ÁÇ̾¤ËÂФ·¤ÆÁàºî(Í×ÁÇ̾ ¤¬ a[i-1] ¤ÎÂå¤ï¤ê¤Ë¤Ê¤ë)
}

# ÀĤ¤»ú¤Î¤È¤³¤í¤Ï¼«Ê¬¤ÇÊѤ¨¤ëÉôʬ¤À¡¥

¤³¤Î½ñ¤­Êý¤Î°ÕÌ£¤ÈÍøÅÀ¤¬¤ï¤«¤ë¤Ê¤é¤Ð¡¤¤É¤ó¤É¤ó»È¤¦¤È¤è¤¤¤À¤í¤¦¡¥
¤Á¤Ê¤ß¤Ë¤³¤ì¤ò»È¤Ã¤Æ¾å¤Î¥×¥í¥°¥é¥à¤Î³ºÅö¤¹¤ë for ʸ¤ò½ñ¤­´¹¤¨¤ë¤È

a.each { |e|
  sum += e
}

¤Ê¤É¤È¤Ê¤ë. ¾¯¤Ê¤¯¤È¤â¡Ö¤¹¤Ã¤­¤ê½ñ¤±¤ë¡×¤³¤È¤Ï¸«¤¿ÌܤǤϤä­¤ê¤ï¤«¤ë¤À¤í¤¦¡¥


notes.png ¤µ¤Æ¡¤5¤Ä¤ÎÍ×ÁÇ 1.2, 3.0, 3.3, 4.1, 0.9 ¤ò¤â¤ÄÇÛÎó¤òºî¤Ã¤Æ¡¤¤½¤ì¤ËÂФ·¤ÆÁàºî¤¹¤ë·Á¤Ç¤³¤Î5¤Ä¤Î¿ô»ú¤Î¡Ö´ö²¿Ê¿¶Ñ¡×¤ò·×»»¤·¤è¤¦¡¥
warning.png a_1, a_2, a_3, ... a_n ¤È¤¤¤¦ n ¸Ä¤Î¿ô»ú¤Î´ö²¿Ê¿¶Ñ¤È¤Ï¡¤¤³¤Î n ¸Ä¤Î¿ô»ú¤ÎÀѤò¤È¤ê, (1/n)¾è¤·¤¿¤â¤Î¤Ç¤¢¤ë¡¥ ¤Ä¤Þ¤ê¡¤(a_1 a_2 a_3 ... a_n)^(1/n) ¤Î¤³¤È.


¤µ¤Æ¡¤¥×¥í¥°¥é¥à¤ÏÁ´Âι½Â¤¤È¤·¤Æ¼¡¤Î¤è¤¦¤Ë¤Ê¤ë¤Ï¤º¤À¡¥

  1. include Math
  2.  
  3. a = [1.2, 3.0, 3.3, 4.1, 0.9]
  4.  
  5. # ¤µ¤Æ¡¤¤É¤¦¤ä¤Ã¤Æ´ö²¿Ê¿¶Ñ¤òµá¤á¤ë¤«¤Í¡¥
  6. # Áê²ÃÊ¿¶Ñ¤Ë¤Ä¤¤¤Æ¤Ï¤ä¤Ã¤¿¤Î¤Ç¡¤¤½¤ì¤ò»²¹Í¤Ë¡Ä
  7.  
  8. print(average,"\n")

´Î¿´¤Î´ö²¿Ê¿¶Ñ¤òµá¤á¤ëÉôʬ¤Ï¼«Ê¬¤Ç¹Í¤¨¤Æ¤ß¤è¤¦¡¥
¤½¤·¤Æ¡¤¤³¤Î¥×¥í¥°¥é¥à¤ò¼Â¹Ô¤¹¤ë¤È¡¤2.12994584474845 ¤¬ÆÀ¤é¤ì¤ë¤Ï¤º¤Ç¤¢¤ë¡¥
warning.png Åú¤¨¤¬ 1.0 ¤Ë¤Ê¤Ã¤Æ¤·¤Þ¤¦¿Í¤Ï²¿¤¬°­¤¤¤«¹Í¤¨¤è¤¦¡¥°ÊÁ°¤Ë¤â»÷¤¿¤è¤¦¤Ê¤³¤È¤¬¤¢¤Ã¤¿¤è¤Í?

notes.png ÇÛÎó¤ò¥Ù¥¯¥È¥ë¤È¤È¤é¤¨¤Æ¡¤Æó¤Ä¤Î¥Ù¥¯¥È¥ë¤Î¥æ¡¼¥¯¥ê¥Ã¥ÉÆâÀѤò·×»»¤¹¤ë´Ø¿ô¤òºî¤Ã¤Æ¤ß¤è¤¦.

  1. include Math
  2.  
  3. # ÆâÀÑ¡¥¥Ù¥¯¥È¥ë¤Î¼¡¸µ¿ô¤ÏƱ¤¸¤â¤Î¤È²¾Äꤷ¤Æ¤¤¤ë¡¥
  4. def inner_product(va,vb)
  5.  
  6.   sum = 0.0
  7.   for i in 1..(va.size) do
  8.     sum += va[i-1] * vb[i-1]
  9.   end
  10.  
  11.   return sum
  12. end
  13.  
  14. # °Ê²¼¡¤¥×¥í¥°¥é¥àËÜÂΡ¥
  15. a = [1.2, 3.0, 3.3]
  16. b = [2.1, -1.5, 0.2]
  17.  
  18. print(inner_product(a,b),"\n");

notes.png ¤µ¤é¤Ë¤³¤ì¤òȯŸ¤µ¤»¤Æ¡¤(¥æ¡¼¥¯¥ê¥Ã¥ÉŪ¤Ê)¥Ù¥¯¥È¥ë¤ÎŤµ¤äÆó¤Ä¤Î¥Ù¥¯¥È¥ë´Ö¤Î³ÑÅÙ¤ò·×»»¤¹¤ë´Ø¿ô¤òºî¤Ã¤Æ¤ß¤è¤¦. ¤½¤·¤Æ¡¤¾å¤ÎÎã¤ÎÆó¤Ä¤Î¥Ù¥¯¥È¥ë¤ÎŤµ¡¤´Ö¤Î³ÑÅÙ¤òµá¤á¤è¡¥
¾å¤Î¾ì¹ç¡¤¤½¤ì¤¾¤ì a ¤ÎŤµ¤Ï 4.618..., b ¤ÎŤµ¤Ï 2.588..., ´Ö¤Î³ÑÅÙ¤Ï 1.681...(rad) ¤È¤Ê¤ë¤Ï¤º¤À¡¥



warning.png ÇÛÎó¤ÏÆþ¤ì»Ò¤Ë¤Ç¤­¤ë¡¥¤³¤ì¤Ï¿¼¡¸µÇÛÎó¤È¤·¤Æ»È¤¨¤ë½ÅÍפʤâ¤Î¤Ê¤Î¤Ç¶¯Ä´¤·¤Æ¤ª¤³¤¦¡¥

ÇÛÎó¤ÏÆþ¤ì»Ò¤Ë¤Ç¤­¤ë(Âç»ö¤Ê¤³¤È¤Ê¤Î¤ÇÆó²ó¸À¤¤¤Þ¤·¤¿)

¤³¤ì¤Ï½ÅÍפÊÏäʤΤǾ¯¤·ÃúÇ«¤Ë½ñ¤³¤¦¡¥Î㤨¤Ð¡¤

a = [[1,2,3],[4,5,6],[7,8,9]]

¤ÈÆþ¤ì»Ò¤Ë¤·¤¿ÇÛÎó a ¤òÄêµÁ¤·¤¿¤È¤·¤è¤¦¡¥
¤³¤ì¤Ï¤Á¤ç¤¦¤É¹ÔÎó

123
456
789

¤ò a ¤ÈÄêµÁ¤·¤¿¤³¤È¤ËÁêÅö¤·¤Æ¡¤¤½¤ì¤¾¤ì¤ÎÍ×ÁǤˤÏ

a[0][0]a[0][1]a[0][2]
a[1][0]a[1][1]a[1][2]
a[2][0]a[2][1]a[2][2]

¤Ç¥¢¥¯¥»¥¹¤Ç¤­¤ë»ö¤Ë¤Ê¤ë(Á´Éô¤òžÃÖ¤·¤Æ¹Í¤¨¤Æ¤â¤¤¤¤¤±¤É¤Í)¡¥
warning.png ź»ú¤¬¿ô³Ø¤Î¤½¤ì¤è¤ê 1 ¤º¤Ä¾®¤µ¤¤¤Î¤ò˺¤ì¤ë¤È´Ö°ã¤¨¤ë¡¥Í×Ãí°Õ¤À¡¥
¤³¤ì¤ò»È¤¨¤Ð¡¤Æ󼡸µ¥Ç¡¼¥¿¤Ê¤É¤Î¿¼¡¸µ¥Ç¡¼¥¿¤òÇÛÎó¤Ç°·¤¨¤ë¡¥½ÅÍפʱþÍѤʤΤdzФ¨¤Æ¤ª¤³¤¦.

warning.png Ruby ¤Ç·è¤á¤é¤ì¤¿¥µ¥¤¥º¤ÎÇÛÎó¤ò¡Öºî¤ë¡×¤Î¤Ë¤Ï¶ìÏ«¤¹¤ë¤«¤â¤·¤ì¤Ê¤¤¤Î¤Ç¡¤¶µ¤¨¤Æ¤ª¤³¤¦¡¥
Î㤨¤Ð n ¹Ô m Î󷿤ÎÇÛÎó a ¤òºî¤ë¤Ë¤Ï¡¤

a = Array.new( n ){ Array.new( m ){ 0 }}

¤È¤¹¤ì¤Ð¤è¤¤
¤¿¤À¤·¡¤¤³¤Î¾ì¹çÃæ¿È¤ÏÁ´Éô 0 ¤Ë¤Ê¤ë¡¥É¬Íפ˱þ¤¸¤Æ, ¤³¤¦¤ä¤Ã¤ÆÇÛÎó¤òºî¤Ã¤Æ¤«¤é³ÆÀ®Ê¬¤ò½ñ¤­´¹¤¨¤è¤¦¡¥
¤â¤Á¤í¤ó¡¤for ʸ¤È push ¤ò»È¤Ã¤Æ¤³¤ì¤ËÁêÅö¤¹¤ë´Ø¿ô¤òºî¤Ã¤Æ¤âÎɤ¤¡¥

º£Æü¤ÎÁí»Å¾å¤²

¹ÔÎó¤È¥Ù¥¯¥È¥ë¤ÎÀÑ¡¤¹ÔÎó¤È¹ÔÎó¤ÎÀѤò·×»»¤¹¤ë´Ø¿ô¤ò¥×¥í¥°¥é¥ß¥ó¥°¤·¤è¤¦¡¥
¶ñÂÎŪ¤Ë¤Ï°Ê²¼¤Î¤è¤¦¤Ê¤â¤Î¤È¤¹¤ë¡¥

  1. ¹ÔÎó¤ÏÀµÊý¹ÔÎó¤Î¤ß°·¤¦¤È¤·¤Æ¤ª¤¯
  2. ¼¡¸µ¤Î°ã¤¤¤Î¥Á¥§¥Ã¥¯¤Ï¤·¤Ê¤¯¤Æ¤â¤è¤¤(¤â¤Á¤í¤ó¤·¤Æ¤â¤è¤¤)
  3. (¾åµé¼Ô¸þ¤±)¾å¤ÇÄêµÁ¤·¤¿ inner_product ´Ø¿ô¤òÍѤ¤¤Æ¼ÂÁõ¤¹¤ë

¤½¤·¤Æ¡¤4 x 4 ¤Î¹ÔÎó¤òŬÅö¤ËÆó¤Ä¡¤4¼¡¸µ¥Ù¥¯¥È¥ë¤òŬÅö¤Ë°ì¤ÄÍÑ°Õ¤·¤Æ¡¤¤½¤ì¤é¤ËÂФ·¤ÆÀѤη׻»¤¬¤¦¤Þ¤¯¤¤¤¯¤³¤È¤ò³Îǧ¤»¤è¡¥
¤Á¤Ê¤ß¤Ë¡Ö¤¦¤Þ¤¯¤¤¤¯¡×¤È¤Ï¡¤¼ê·×»»¤ÈÅú¤¨¤¬°ìÃפ¹¤ë¤³¤È¤ò¼¨¤¹¤³¤È¤ò»Ø¤¹¤â¤Î¤È¤¹¤ë¡¥

¥ì¥Ý¡¼¥È

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

  1. ½ê°(³ØÉô¡¤³Ø²Ê)
  2. ³ØÀÒÈÖ¹æ
  3. ³Øǯ
  4. »á̾
  5. Æü»þ
  6. ´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

Some icons in this page are downloadable at ICONFINDER.

The "note" icon notes.png designed by Marco Martin is distributed with the LGPL licence,
the "warning" icon warning.png designed by Alexandre Moore with the GPL licence
and the "triangle" icon JNorth_arrow-right-sm.png designed by Joseph North is distributed with the Creative Commons (Attribution-Noncommercial-Share Alike 3.0 Unported) licence.

Some clip arts used in this page are downloadable at Open Clip Art Library.
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.


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