Tomo and David

pairprog1b.rb

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+# -*- coding: utf-8 -*-
+require 'date'
+
+era_dict = {
+  "明治" => Time.new(1868,9,8),
+  "大正" => Time.new(1912,7,30),
+  "昭和" => Time.new(1926,12,25),
+  "平成" => Time.new(1989,1,8),
+}
+
+era_scheme = [
+ Time.new(1868,9,8),
+ Time.new(1912,7,30),
+ Time.new(1926,12,25),
+ Time.new(1989,1,8),
+]
+
+input = Time.new(1988,12,24)
+era = Time.now
+
+# categorize input into which Japanese year
+era_scheme.reverse.each do |value|
+  if input >= value
+    era = value
+    break
+  end
+end
+
+# adjust the year
+if (input.year - era.year + 1) == 1
+  year_word = "元"
+else 
+  year_word = (input.year - era.year + 1).to_s
+end
+
+# generate answer
+answer = ""
+answer << era_dict.invert[era] + year_word + "年" + input.month.to_s + "月" + input.day.to_s + "日"
+
+puts answer
+
+# dictionary for kanji
+kanji_dict = {
+  "1" => "一",
+  "2" => "二",
+  "3" => "三",
+  "4" => "四",
+  "5" => "五",
+  "6" => "六",
+  "7" => "七",
+  "8" => "八",
+  "9" => "九",
+  "10" => "十",
+  "11" => "十一",
+  "12" => "十二",
+  "13" => "十三",
+  "14" => "十四",
+  "15" => "十五",
+  "16" => "十六",
+  "17" => "十七",
+  "18" => "十八",
+  "19" => "十九",
+  "20" => "二十",
+  "21" => "二十一",
+  "22" => "二十二",
+  "23" => "二十三",
+  "24" => "二十四",
+  "25" => "二十五",
+  "26" => "二十六",
+  "27" => "二十七",
+  "28" => "二十八",
+  "29" => "二十九",
+  "30" => "三十",
+  "31" => "三十一",
+  "32" => "三十二",
+  "33" => "三十三",
+  "34" => "三十四",
+  "35" => "三十五",
+  "36" => "三十六",
+  "37" => "三十七",
+  "38" => "三十八",
+  "39" => "三十九",
+  "40" => "四十",
+  "41" => "四十一",
+  "42" => "四十二",
+  "43" => "四十三",
+  "44" => "四十四",
+  "45" => "四十五",
+  "46" => "四十六",
+  "47" => "四十七",
+  "48" => "四十八",
+  "49" => "四十九",
+  "50" => "五十",
+  "51" => "五十一",
+  "52" => "五十二",
+  "53" => "五十三",
+  "54" => "五十四",
+  "55" => "五十五",
+  "56" => "五十六",
+  "57" => "五十七",
+  "58" => "五十八",
+  "59" => "五十九",
+  "60" => "六十",
+  "61" => "六十一",
+  "62" => "六十二",
+  "63" => "六十三",
+  "64" => "六十四",
+  "65" => "六十五",
+  "66" => "六十六",
+  "67" => "六十七",
+  "68" => "六十八",
+  "69" => "六十九"
+}
+
+answer2 = ""
+answer2 << era_dict.invert[era] + kanji_dict[year_word] + "年" + kanji_dict[input.month.to_s] + "月" + kanji_dict[input.day.to_s] + "日"
+puts answer2