ソフトウェア演習Ⅲ〔課題 1：英単語処理〕担当：青野雅樹

ࢯࣇࢺ࢙࢘࢔₇⩦Ϫࠝㄢ㢟 1㸸ⱥ༢ㄒฎ⌮ࠞ ᢸᙜ㸸㟷㔝㞞ᶞ
http://www.kde.cs.tut.ac.jp/~aono/data/news/ ௨ୗ࡟ 10 ✀㢮ࡢⱥㄒࡢࢽ࣮ࣗࢫグ஦ࣇ࢓
࢖ࣝ㸦ࣇ࢓࢖ࣝྡ=newsX.txt(X=0㹼9)㸧ࢆ⨨࠸࡚࠸ࡿࠋᏛ⡠␒ྕࡢᮎᑿ࡜ X ࡜ࡀ୍⮴ࡍࡿ
ࢽ࣮ࣗࢫࢆ㑅ࡧࠊࡇࢀࢆ⮬ศࡢసᴗࣇ࢛ࣝࢲ࡟ࢲ࣮࢘ࣥࣟࢻࡏࡼࠋḟ࡟ࠊࡑࡢࢽ࣮ࣗࢫグ஦
ࣇ࢓࢖ࣝࢆㄞ㎸ࡳࠊ࢔ࣝࣇ࢓࣋ࢵࢺ A-Z,a-z ࡛ࡣࡌࡲࡿ༢ㄒࢆㄞࡳ㎸ࡳࠊࡑࡢฟ⌧ᅇᩘࢆ᭩
ࡁฟࡍ -DYD ࣉࣟࢢ࣒ࣛࢆసᡂࡏࡼࠋ࡞࠾༢ㄒ࡜ࡣ A-Z,a-z ࡛ࡣࡌࡲࡾࠊࡑࢀ௨እࡢᩥᏐࡀ
ࡃࡿࡲ࡛ࡢ࢔ࣝࣇ࢓࣋ࢵࢺิ࡜ࡍࡿࠋฟຊࡢඛ㢌࡟Ặྡ࣭Ꮫ⏕␒ྕ➼ࢆ᭩ࡁฟࡍࡇ࡜ࠋࡲࡓࠊ
᭱ᚋ࡟⥲༢ㄒᩘࢆ᭩ࡁฟࡍࡇ࡜ࠋฟຊ㡰ᗎࡣၥࢃ࡞࠸ࡀࠊྍ⬟࡛࠶ࢀࡤ㎡᭩㡰࡟ࢯ࣮ࢸ࢕ࣥ
ࢢࡋ࡚࠾ࡃࡇ࡜ࠋ⥾ษࡣ 10 ᭶ 13 ᪥㸦ⅆ㸧ࡢኪࡲ࡛࡜ࡍࡿࠋ
ࢥ࣓ࣥࢺ࡜ࣄࣥࢺ㸸
ࣇ࢓࢖ࣝࡢㄞ㎸ࡳࡣࠊࣉࣟࢢ࣒ࣛ 1-8 ࡟♧ࡋࡓ FileReader ࡜ BufferedReader ࡢ⤌ࡳྜ
ࢃࡏࡀ⡆༢໬ࡔ࡜ᛮ࠸ࡲࡍ㸦௚࡟ࡶࠊ࠸ࢁ࠸ࢁྍ⬟࡛ࡍࡀ㸧ࠋ
࢔ࣝࣇ࢓࣋ࢵࢺᩥᏐิࡢྲྀᚓࡣࠊBufferedReader ࡢ readLine()㛵ᩘ࡛⾜༢఩ࡢᩥᏐิࢆ
ྲྀᚓ㸦ࡓ࡜࠼ࡤ String line = br.readLine(); 㸧ࡋࡓᚋࠊྛ⾜ࡢᩥᏐิࡢ㛗ࡉࢆࡳ࡞ࡀࡽࠊ
char c = line.charAt(i)࡛ᩥᏐิࡢ i ␒┠ࡢᩥᏐ㸦i=0,1,…line.length()-1㸧ࢆྲྀᚓࡋࠊif
(('A'<= c && c <= 'Z') || ('a' <= c && c <= 'z'))࡛࠶ࢀࡤࠊⱥ༢ㄒ࡛࠶ࡿ࡜ุᐃ࡛ࡁࡲ
ࡍࡢ࡛ࠊࡓ࡜࠼ࡤࠊࡇࡢࡼ࠺࡞ᡭἲ࡛ࢳ࢙ࢵࢡࡍࡿ࡜࠸࠸࡛ࡋࡻ࠺ࠋᚓࡽࢀࡓᩥᏐ࠿ࡽᩥᏐ
ิࡢ⏕ᡂࡣ⡆༢࡛ࠊ+₇⟬࡛㐃⤖ࡍࢀࡤ⤖ᵓ࡛ࡍࠋࡓ࡜࠼ࡤࠊString token="";࡛ᐃ⩏ࡋࡓ
ᩥᏐิ࡟ࠊtoken = token + c;࡛࡝ࢇ࡝ࢇ㐃⤖ࡍࢀࡤⱥ༢ㄒࡀᚓࡽࢀࡲࡍࠋ
᭱ᚋࡣᚓࡽࢀࡓⱥ༢ㄒࡢ࢝࢘ࣥࢺ࡜࢜ࣉࢩࣙࣥࡢࢯ࣮ࢸ࢕ࣥࢢࡀṧࡾࡲࡍࠋ࡝ࡢࡼ࠺࡞
࢔ࣝࢦࣜࢬ࣒࡛࢝࢘ࣥࢺฎ⌮ࡸࢯ࣮ࢸ࢕ࣥࢢࢆ⾜ࡗ࡚ࡶ⤖ᵓ࡛ࡍࠋ
౛ࢆ♧ࡋࡲࡍࠋධຊࣇ࢓࢖ࣝ㸻GoogleNews.txt (௨ୗࡢᩥ❶)
Alphabet will be run by Google co-founder Larry Page and each of its businesses will
have its own chief executive.
MDYDX.DGDL*RRJOH1HZVW[W
సᡂ⪅㸸㟷㔝㞞ᶞ㸸
᪥௜㸸ᖺ᭶᪥-67
ධຊࣇ࢓࢖ࣝྡ㸸*RRJOH1HZVW[W
$OSKDEHW
*RRJOH
/DUU\
3DJH
DQG
EH
EXVLQHVVHV
E\
FKLHI
FR
HDFK
H[HFXWLYH
IRXQGHU
KDYH
LWV
RI
RZQ
UXQ
ZLOO
⥲༢ㄒᩘࡣ࡛ࡍ

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