From bd99e02d7bc159e43af780f92d5cb3315f0cf9dd Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Tue, 18 Nov 2025 10:13:47 +0900
Subject: [PATCH 01/11] =?UTF-8?q?=E3=82=AA=E3=83=96=E3=82=B8=E3=82=A7?=
 =?UTF-8?q?=E3=82=AF=E3=83=88=E6=8C=87=E5=90=91=E3=81=A7=E3=83=9C=E3=82=A6?=
 =?UTF-8?q?=E3=83=AA=E3=83=B3=E3=82=B0=E3=83=97=E3=83=AD=E3=82=B0=E3=83=A9?=
 =?UTF-8?q?=E3=83=A0=E3=82=92=E4=BD=9C=E6=88=90?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/bowling.rb |  8 ++++++
 06.bowling_object/frame.rb   | 24 ++++++++++++++++
 06.bowling_object/game.rb    | 53 ++++++++++++++++++++++++++++++++++++
 06.bowling_object/shot.rb    | 17 ++++++++++++
 4 files changed, 102 insertions(+)
 create mode 100644 06.bowling_object/bowling.rb
 create mode 100644 06.bowling_object/frame.rb
 create mode 100644 06.bowling_object/game.rb
 create mode 100644 06.bowling_object/shot.rb

diff --git a/06.bowling_object/bowling.rb b/06.bowling_object/bowling.rb
new file mode 100644
index 0000000000..951ad8b49f
--- /dev/null
+++ b/06.bowling_object/bowling.rb
@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+require_relative 'game'
+require_relative 'frame'
+require_relative 'shot'
+
+game = Game.new(ARGV[0])
+puts game.total_score
diff --git a/06.bowling_object/frame.rb b/06.bowling_object/frame.rb
new file mode 100644
index 0000000000..81d6e08cb2
--- /dev/null
+++ b/06.bowling_object/frame.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require_relative 'shot'
+
+class Frame
+  attr_reader :first_shot
+
+  def initialize(first_score, second_score = '0')
+    @first_shot = Shot.new(first_score)
+    @second_shot = Shot.new(second_score)
+  end
+
+  def total_score
+    @first_shot.score + @second_shot.score
+  end
+
+  def spare?
+    total_score == 10 && @first_shot.score != 10
+  end
+
+  def strike?
+    total_score == 10 && @first_shot.score == 10
+  end
+end
diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
new file mode 100644
index 0000000000..dfc64391fc
--- /dev/null
+++ b/06.bowling_object/game.rb
@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+require_relative 'frame'
+
+class Game
+  def initialize(row_scores)
+    framed_scores = parse_scores(row_scores)
+    # Frameクラス内のfirst_shot, second_shotとは命名の法則が異なっており統一感は無いが、
+    # ここでfirst_frame, second_frame・・・と宣言したら全体の記述が長くなり、
+    # むしろ可読性が落ちると判断したので配列で宣言
+    @frames = framed_scores.map do |score|
+      # 基本は10フレームだが、10フレーム目でスペアかストライクを出すと11フレーム生成される。
+      # 得点計算の処理を単純にできるのでこうしている
+      Frame.new(*score)
+    end
+  end
+
+  def total_score
+    total_score = 0
+    frame_count = 10
+    frame_count.times do |index|
+      frame = @frames[index]
+      total_score += frame.total_score
+      total_score += calc_strike_bounus(index) if frame.strike?
+      total_score += calc_spare_bounus(index) if frame.spare?
+    end
+    total_score
+  end
+
+  private
+
+  def parse_scores(row_scores)
+    scores = row_scores.split(',').flat_map do |score|
+      score == 'X' ? %w[X 0] : score
+    end
+    scores.each_slice(2).to_a
+  end
+
+  def calc_strike_bounus(index)
+    next_index = index + 1
+    after_the_next = next_index + 1
+    if @frames[next_index].strike?
+      @frames[next_index].first_shot.score + @frames[after_the_next].first_shot.score
+    else
+      @frames[next_index].total_score
+    end
+  end
+
+  def calc_spare_bounus(index)
+    next_index = index + 1
+    @frames[next_index].first_shot.score
+  end
+end
diff --git a/06.bowling_object/shot.rb b/06.bowling_object/shot.rb
new file mode 100644
index 0000000000..93720c7509
--- /dev/null
+++ b/06.bowling_object/shot.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Shot
+  attr_reader :score
+
+  def initialize(string_score)
+    @score = to_int_score(string_score)
+  end
+
+  private
+
+  def to_int_score(string_score)
+    return 10 if string_score == 'X'
+
+    string_score.to_i
+  end
+end

From e4d0de2c2705ea431931190a41eb9c1293ae1d69 Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Tue, 18 Nov 2025 10:14:27 +0900
Subject: [PATCH 02/11] =?UTF-8?q?=E3=83=86=E3=82=B9=E3=83=88=E3=82=B3?=
 =?UTF-8?q?=E3=83=BC=E3=83=89=E3=82=92=E4=BD=9C=E6=88=90?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/test_bowling.rb | 64 +++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 06.bowling_object/test_bowling.rb

diff --git a/06.bowling_object/test_bowling.rb b/06.bowling_object/test_bowling.rb
new file mode 100644
index 0000000000..1d28be4ceb
--- /dev/null
+++ b/06.bowling_object/test_bowling.rb
@@ -0,0 +1,64 @@
+# frozen_string_literal: true
+
+require_relative 'game'
+
+def main
+  test_bowling_return_139
+  test_bowling_return_164
+  test_bowling_return_107
+  test_bowling_return_134
+  test_bowling_return_144
+  test_bowling_return_300
+  test_bowling_return_292
+  test_bowling_return_50
+end
+
+def test_bowling_return_139
+  template_test_bowling('6,3,9,0,0,3,8,2,7,3,X,9,1,8,0,X,6,4,5', 139)
+end
+
+def test_bowling_return_164
+  template_test_bowling('6,3,9,0,0,3,8,2,7,3,X,9,1,8,0,X,X,X,X', 164)
+end
+
+def test_bowling_return_107
+  template_test_bowling('0,10,1,5,0,0,0,0,X,X,X,5,1,8,1,0,4', 107)
+end
+
+def test_bowling_return_134
+  template_test_bowling('6,3,9,0,0,3,8,2,7,3,X,9,1,8,0,X,X,0,0', 134)
+end
+
+def test_bowling_return_144
+  template_test_bowling('6,3,9,0,0,3,8,2,7,3,X,9,1,8,0,X,X,1,8', 144)
+end
+
+def test_bowling_return_300
+  template_test_bowling('X,X,X,X,X,X,X,X,X,X,X,X', 300)
+end
+
+def test_bowling_return_292
+  template_test_bowling('X,X,X,X,X,X,X,X,X,X,X,2', 292)
+end
+
+def test_bowling_return_50
+  template_test_bowling('X,0,0,X,0,0,X,0,0,X,0,0,X,0,0', 50)
+end
+
+def template_test_bowling(input, expected)
+  game = Game.new(input)
+  puts "入力したスコア：#{input}"
+  puts "expected: #{expected}"
+
+  total_score = game.total_score
+  puts "actual: #{total_score}"
+
+  if total_score == expected
+    puts '正常'
+  else
+    puts '異常'
+  end
+  puts ''
+end
+
+main

From dcee9cb4d45554d45579c3217b84f9fe01654710 Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Tue, 25 Nov 2025 08:33:59 +0900
Subject: [PATCH 03/11] =?UTF-8?q?shot=E3=82=AF=E3=83=A9=E3=82=B9=E3=82=92?=
 =?UTF-8?q?=E3=82=88=E3=82=8A=E7=B0=A1=E6=BD=94=E3=81=AB=E3=81=99=E3=82=8B?=
 =?UTF-8?q?=E3=81=9F=E3=82=81=E3=81=AB=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/shot.rb | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/06.bowling_object/shot.rb b/06.bowling_object/shot.rb
index 93720c7509..da9ee9ca12 100644
--- a/06.bowling_object/shot.rb
+++ b/06.bowling_object/shot.rb
@@ -4,14 +4,6 @@ class Shot
   attr_reader :score
 
   def initialize(string_score)
-    @score = to_int_score(string_score)
-  end
-
-  private
-
-  def to_int_score(string_score)
-    return 10 if string_score == 'X'
-
-    string_score.to_i
+    @score = string_score == 'X' ? 10 : string_score.to_i
   end
 end

From 5d983923542b49b9164cc5dfdfbd0503308f2dbb Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Tue, 25 Nov 2025 08:43:38 +0900
Subject: [PATCH 04/11] =?UTF-8?q?=E3=83=9C=E3=82=A6=E3=83=AA=E3=83=B3?=
 =?UTF-8?q?=E3=82=B0=E3=81=AE=E4=BB=95=E6=A7=98=E3=82=92=E6=AD=A3=E7=A2=BA?=
 =?UTF-8?q?=E3=81=AB=E8=A1=A8=E7=8F=BE=E3=81=99=E3=82=8B=E3=81=9F=E3=82=81?=
 =?UTF-8?q?=E3=81=AB=E4=BF=AE=E6=AD=A3&=E3=82=AF=E3=83=A9=E3=82=B9?=
 =?UTF-8?q?=E3=81=AE=E8=B2=AC=E5=8B=99=E3=81=AE=E8=A6=8B=E7=9B=B4=E3=81=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/frame.rb | 35 ++++++++++++++++++++++++-----
 06.bowling_object/game.rb  | 45 ++++++++++++++------------------------
 2 files changed, 46 insertions(+), 34 deletions(-)

diff --git a/06.bowling_object/frame.rb b/06.bowling_object/frame.rb
index 81d6e08cb2..f9fe26d13f 100644
--- a/06.bowling_object/frame.rb
+++ b/06.bowling_object/frame.rb
@@ -3,22 +3,47 @@
 require_relative 'shot'
 
 class Frame
-  attr_reader :first_shot
+  attr_reader :first_shot, :second_shot, :third_shot
+  attr_writer :referable_frames
 
-  def initialize(first_score, second_score = '0')
+  def initialize(first_score, second_score, third_score = nil)
     @first_shot = Shot.new(first_score)
     @second_shot = Shot.new(second_score)
+    @third_shot = third_score.nil? ? nil : Shot.new(third_score)
   end
 
   def total_score
-    @first_shot.score + @second_shot.score
+    return [@first_shot.score, @second_shot.score, @third_shot.score].sum unless @third_shot.nil?
+
+    total_score = [@first_shot.score, @second_shot.score].sum
+    total_score += strike_bounus if strike?
+    total_score += spare_bounus if spare?
+    total_score
+  end
+
+  def strike_bounus
+    next_frame = @referable_frames[0]
+    after_the_next_frame = @referable_frames[1]
+    if next_frame.strike?
+      # 9フレーム目の場合
+      return next_frame.first_shot.score + next_frame.second_shot.score if after_the_next_frame.nil?
+
+      next_frame.first_shot.score + after_the_next_frame.first_shot.score
+    else
+      next_frame.first_shot.score + next_frame.second_shot.score
+    end
+  end
+
+  def spare_bounus
+    next_index = 0
+    @referable_frames[next_index].first_shot.score
   end
 
   def spare?
-    total_score == 10 && @first_shot.score != 10
+    @first_shot.score + @second_shot.score == 10 && @first_shot.score != 10
   end
 
   def strike?
-    total_score == 10 && @first_shot.score == 10
+    @first_shot.score == 10
   end
 end
diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index dfc64391fc..9ca87b104a 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -9,45 +9,32 @@ def initialize(row_scores)
     # ここでfirst_frame, second_frame・・・と宣言したら全体の記述が長くなり、
     # むしろ可読性が落ちると判断したので配列で宣言
     @frames = framed_scores.map do |score|
-      # 基本は10フレームだが、10フレーム目でスペアかストライクを出すと11フレーム生成される。
-      # 得点計算の処理を単純にできるのでこうしている
       Frame.new(*score)
     end
+    @frames.each_with_index do |frame, index|
+      # 9フレーム目であれば
+      if index.equal?(8)
+        frame.referable_frames = [@frames[index + 1]]
+      else
+        # 10フレーム目以外
+        frame.referable_frames = [@frames[index + 1], @frames[index + 2]] unless index.equal?(9)
+      end
+    end
   end
 
   def total_score
-    total_score = 0
-    frame_count = 10
-    frame_count.times do |index|
-      frame = @frames[index]
-      total_score += frame.total_score
-      total_score += calc_strike_bounus(index) if frame.strike?
-      total_score += calc_spare_bounus(index) if frame.spare?
-    end
-    total_score
+    @frames.sum { |frame| frame.total_score }
   end
 
   private
 
   def parse_scores(row_scores)
-    scores = row_scores.split(',').flat_map do |score|
-      score == 'X' ? %w[X 0] : score
+    scores = []
+    row_scores.split(',').each do |score|
+      scores.length < 18 && score == 'X' ? scores.push('X','0') : scores << score
     end
-    scores.each_slice(2).to_a
-  end
-
-  def calc_strike_bounus(index)
-    next_index = index + 1
-    after_the_next = next_index + 1
-    if @frames[next_index].strike?
-      @frames[next_index].first_shot.score + @frames[after_the_next].first_shot.score
-    else
-      @frames[next_index].total_score
-    end
-  end
-
-  def calc_spare_bounus(index)
-    next_index = index + 1
-    @frames[next_index].first_shot.score
+    tenth_frame_scores = scores[18...scores.count]
+    framed_scores = scores[0..17].each_slice(2).to_a
+    framed_scores << tenth_frame_scores
   end
 end

From 4fed4da1cfb45c92615ed516e0ff4f87b4be35bd Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Tue, 25 Nov 2025 08:48:19 +0900
Subject: [PATCH 05/11] =?UTF-8?q?=E6=9B=B8=E5=BC=8F=E3=81=AE=E4=BF=AE?=
 =?UTF-8?q?=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/game.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index 9ca87b104a..952a45dc76 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -23,7 +23,7 @@ def initialize(row_scores)
   end
 
   def total_score
-    @frames.sum { |frame| frame.total_score }
+    @frames.sum(&:total_score)
   end
 
   private
@@ -31,7 +31,7 @@ def total_score
   def parse_scores(row_scores)
     scores = []
     row_scores.split(',').each do |score|
-      scores.length < 18 && score == 'X' ? scores.push('X','0') : scores << score
+      scores.length < 18 && score == 'X' ? scores.push('X', '0') : scores << score
     end
     tenth_frame_scores = scores[18...scores.count]
     framed_scores = scores[0..17].each_slice(2).to_a

From 74bec7395b024d28e4ad757d06e6fe5029f5f2b7 Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Wed, 26 Nov 2025 09:55:44 +0900
Subject: [PATCH 06/11] =?UTF-8?q?=E5=BF=85=E8=A6=81=E4=BB=A5=E4=B8=8A?=
 =?UTF-8?q?=E3=81=AB=E5=A4=89=E6=95=B0=E3=81=AE=E3=82=B9=E3=82=B3=E3=83=BC?=
 =?UTF-8?q?=E3=83=97=E3=81=8C=E5=BA=83=E3=81=8B=E3=81=A3=E3=81=9F=E3=81=9F?=
 =?UTF-8?q?=E3=82=81=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/frame.rb | 16 ++++++----------
 06.bowling_object/game.rb  | 19 +++++++++----------
 2 files changed, 15 insertions(+), 20 deletions(-)

diff --git a/06.bowling_object/frame.rb b/06.bowling_object/frame.rb
index f9fe26d13f..38600d618d 100644
--- a/06.bowling_object/frame.rb
+++ b/06.bowling_object/frame.rb
@@ -4,7 +4,6 @@
 
 class Frame
   attr_reader :first_shot, :second_shot, :third_shot
-  attr_writer :referable_frames
 
   def initialize(first_score, second_score, third_score = nil)
     @first_shot = Shot.new(first_score)
@@ -12,18 +11,16 @@ def initialize(first_score, second_score, third_score = nil)
     @third_shot = third_score.nil? ? nil : Shot.new(third_score)
   end
 
-  def total_score
+  def total_score(next_frame, after_the_next_frame)
     return [@first_shot.score, @second_shot.score, @third_shot.score].sum unless @third_shot.nil?
 
     total_score = [@first_shot.score, @second_shot.score].sum
-    total_score += strike_bounus if strike?
-    total_score += spare_bounus if spare?
+    total_score += strike_bounus(next_frame, after_the_next_frame) if strike?
+    total_score += spare_bounus(next_frame) if spare?
     total_score
   end
 
-  def strike_bounus
-    next_frame = @referable_frames[0]
-    after_the_next_frame = @referable_frames[1]
+  def strike_bounus(next_frame, after_the_next_frame)
     if next_frame.strike?
       # 9フレーム目の場合
       return next_frame.first_shot.score + next_frame.second_shot.score if after_the_next_frame.nil?
@@ -34,9 +31,8 @@ def strike_bounus
     end
   end
 
-  def spare_bounus
-    next_index = 0
-    @referable_frames[next_index].first_shot.score
+  def spare_bounus(next_frame)
+    next_frame.first_shot.score
   end
 
   def spare?
diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index 952a45dc76..6bd4f8511d 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -11,19 +11,18 @@ def initialize(row_scores)
     @frames = framed_scores.map do |score|
       Frame.new(*score)
     end
-    @frames.each_with_index do |frame, index|
-      # 9フレーム目であれば
-      if index.equal?(8)
-        frame.referable_frames = [@frames[index + 1]]
-      else
-        # 10フレーム目以外
-        frame.referable_frames = [@frames[index + 1], @frames[index + 2]] unless index.equal?(9)
-      end
-    end
   end
 
   def total_score
-    @frames.sum(&:total_score)
+    total_score = 0
+    @frames.each_with_index do |frame, index|
+      # 10フレーム目の場合nil
+      next_frame = !(index.equal?(9)) ? @frames[index + 1] : nil
+      # 9, 10フレーム目の場合nil
+      after_the_next_frame = !(index.equal?(8) || index.equal?(9)) ? @frames[index + 2] :nil
+      total_score += frame.total_score(next_frame, after_the_next_frame)
+    end
+    total_score
   end
 
   private

From 9285adac492e37d61d53b764aafb9905fd54adae Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Wed, 26 Nov 2025 10:01:21 +0900
Subject: [PATCH 07/11] =?UTF-8?q?=E4=B8=80=E6=8A=95=E7=9B=AE=E3=81=A8?=
 =?UTF-8?q?=E4=BA=8C=E6=8A=95=E7=9B=AE=E3=81=AE=E3=82=B9=E3=82=B3=E3=82=A2?=
 =?UTF-8?q?=E3=82=92=E5=90=88=E7=AE=97=E3=81=99=E3=82=8B=E5=87=A6=E7=90=86?=
 =?UTF-8?q?=E3=81=8C=E8=A4=87=E6=95=B0=E5=80=8B=E6=89=80=E3=81=A7=E9=87=8D?=
 =?UTF-8?q?=E8=A4=87=E3=81=97=E3=81=A6=E3=81=84=E3=81=9F=E3=81=AE=E3=81=A7?=
 =?UTF-8?q?=E5=85=B1=E9=80=9A=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/frame.rb | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/06.bowling_object/frame.rb b/06.bowling_object/frame.rb
index 38600d618d..374485eda1 100644
--- a/06.bowling_object/frame.rb
+++ b/06.bowling_object/frame.rb
@@ -14,20 +14,24 @@ def initialize(first_score, second_score, third_score = nil)
   def total_score(next_frame, after_the_next_frame)
     return [@first_shot.score, @second_shot.score, @third_shot.score].sum unless @third_shot.nil?
 
-    total_score = [@first_shot.score, @second_shot.score].sum
+    total_score = total_score_first_and_second
     total_score += strike_bounus(next_frame, after_the_next_frame) if strike?
     total_score += spare_bounus(next_frame) if spare?
     total_score
   end
 
+  def total_score_first_and_second
+    [@first_shot, @second_shot].map(&:score).sum
+  end
+
   def strike_bounus(next_frame, after_the_next_frame)
     if next_frame.strike?
       # 9フレーム目の場合
-      return next_frame.first_shot.score + next_frame.second_shot.score if after_the_next_frame.nil?
+      return next_frame.total_score_first_and_second if after_the_next_frame.nil?
 
       next_frame.first_shot.score + after_the_next_frame.first_shot.score
     else
-      next_frame.first_shot.score + next_frame.second_shot.score
+      next_frame.total_score_first_and_second
     end
   end
 

From f659eef665a9c64759c8a557532301fd6adeb757 Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Wed, 26 Nov 2025 10:08:50 +0900
Subject: [PATCH 08/11] =?UTF-8?q?=E8=A8=98=E8=BF=B0=E3=81=AE=E9=87=8D?=
 =?UTF-8?q?=E8=A4=87=E3=81=8C=E3=81=82=E3=81=A3=E3=81=9F=E3=81=9F=E3=82=81?=
 =?UTF-8?q?=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/frame.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/06.bowling_object/frame.rb b/06.bowling_object/frame.rb
index 374485eda1..e5b628cdb5 100644
--- a/06.bowling_object/frame.rb
+++ b/06.bowling_object/frame.rb
@@ -12,7 +12,7 @@ def initialize(first_score, second_score, third_score = nil)
   end
 
   def total_score(next_frame, after_the_next_frame)
-    return [@first_shot.score, @second_shot.score, @third_shot.score].sum unless @third_shot.nil?
+    return [@first_shot, @second_shot, @third_shot].map(&:score).sum unless @third_shot.nil?
 
     total_score = total_score_first_and_second
     total_score += strike_bounus(next_frame, after_the_next_frame) if strike?
@@ -29,7 +29,7 @@ def strike_bounus(next_frame, after_the_next_frame)
       # 9フレーム目の場合
       return next_frame.total_score_first_and_second if after_the_next_frame.nil?
 
-      next_frame.first_shot.score + after_the_next_frame.first_shot.score
+      [next_frame.first_shot, after_the_next_frame.first_shot].map(&:score).sum
     else
       next_frame.total_score_first_and_second
     end

From 59b13507d5e6a05e29a3dd38e7776206d305da97 Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Wed, 26 Nov 2025 10:36:56 +0900
Subject: [PATCH 09/11] =?UTF-8?q?=E5=85=B1=E7=94=A8=E3=81=AE=E6=95=B0?=
 =?UTF-8?q?=E5=80=A4=E3=82=92=E5=AE=9A=E6=95=B0=E3=81=AB=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/game.rb | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index 6bd4f8511d..2c1f3893d1 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -3,6 +3,7 @@
 require_relative 'frame'
 
 class Game
+  ONE_TO_NICE_FRAMES_SHOTS_COUNT = 2 * 9
   def initialize(row_scores)
     framed_scores = parse_scores(row_scores)
     # Frameクラス内のfirst_shot, second_shotとは命名の法則が異なっており統一感は無いが、
@@ -30,10 +31,10 @@ def total_score
   def parse_scores(row_scores)
     scores = []
     row_scores.split(',').each do |score|
-      scores.length < 18 && score == 'X' ? scores.push('X', '0') : scores << score
+      scores.length < ONE_TO_NICE_FRAMES_SHOTS_COUNT && score == 'X' ? scores.push('X', '0') : scores << score
     end
-    tenth_frame_scores = scores[18...scores.count]
-    framed_scores = scores[0..17].each_slice(2).to_a
+    tenth_frame_scores = scores[ONE_TO_NICE_FRAMES_SHOTS_COUNT...scores.count]
+    framed_scores = scores.take(ONE_TO_NICE_FRAMES_SHOTS_COUNT).each_slice(2).to_a
     framed_scores << tenth_frame_scores
   end
 end

From ef49cc1bfaaad06849f5507fa878db3018316c0a Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Wed, 26 Nov 2025 10:40:08 +0900
Subject: [PATCH 10/11] =?UTF-8?q?=E5=86=97=E9=95=B7=E3=81=AA=E8=A8=98?=
 =?UTF-8?q?=E8=BF=B0=E3=82=92=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/game.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index 2c1f3893d1..c5c3cd2239 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -18,9 +18,9 @@ def total_score
     total_score = 0
     @frames.each_with_index do |frame, index|
       # 10フレーム目の場合nil
-      next_frame = !(index.equal?(9)) ? @frames[index + 1] : nil
+      next_frame = !index.equal?(9) ? @frames[index + 1] : nil
       # 9, 10フレーム目の場合nil
-      after_the_next_frame = !(index.equal?(8) || index.equal?(9)) ? @frames[index + 2] :nil
+      after_the_next_frame = !(index.equal?(8) || index.equal?(9)) ? @frames[index + 2] : nil
       total_score += frame.total_score(next_frame, after_the_next_frame)
     end
     total_score

From 8603fb803c32c25c77d95557dfcb7a2e39607dab Mon Sep 17 00:00:00 2001
From: shoma <s.tone@genbasupport.com>
Date: Thu, 27 Nov 2025 09:24:34 +0900
Subject: [PATCH 11/11] =?UTF-8?q?=E5=BF=85=E8=A6=81=E3=81=AE=E3=81=AA?=
 =?UTF-8?q?=E3=81=84=E6=9D=A1=E4=BB=B6=E5=88=86=E5=B2=90=E3=81=A7=E3=81=82?=
 =?UTF-8?q?=E3=81=A3=E3=81=9F=E3=81=9F=E3=82=81=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 06.bowling_object/game.rb | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/06.bowling_object/game.rb b/06.bowling_object/game.rb
index c5c3cd2239..f4f5c9c942 100644
--- a/06.bowling_object/game.rb
+++ b/06.bowling_object/game.rb
@@ -17,10 +17,7 @@ def initialize(row_scores)
   def total_score
     total_score = 0
     @frames.each_with_index do |frame, index|
-      # 10フレーム目の場合nil
-      next_frame = !index.equal?(9) ? @frames[index + 1] : nil
-      # 9, 10フレーム目の場合nil
-      after_the_next_frame = !(index.equal?(8) || index.equal?(9)) ? @frames[index + 2] : nil
+      next_frame, after_the_next_frame = @frames[index + 1, 2]
       total_score += frame.total_score(next_frame, after_the_next_frame)
     end
     total_score