diff --git a/debug-j2318-2.rb b/debug-j2318-2.rb
index 82f3528..11759ce 100755
--- a/debug-j2318-2.rb
+++ b/debug-j2318-2.rb
@@ -6,11 +6,11 @@
 # 間違っている部分を修正してください。
 
 gyou = 1
-while gyou > 9
+while gyou <= 9
   retsu = 1
-  printf("%2d | ", retsu)
-  while retsu > 9
-    printf("%4d ", (retsu+=1)*gyou)
+  while retsu <= 9
+    printf("%4d | ", retsu*gyou)
+    retsu += 1
   end
   gyou += 1
   puts
diff --git a/kakaku.rb b/kakaku.rb
new file mode 100755
index 0000000..b7dc1c8
--- /dev/null
+++ b/kakaku.rb
@@ -0,0 +1,17 @@
+#!/usr/bin/env ruby
+# -*- coding : utf-8 -*-
+
+
+def kakaku(x,y)
+  x * (1-y)
+
+end
+
+
+puts "割引の計算をします。"
+puts "値段を入力してください。"
+nedan = gets.to_i
+puts "割引を入力してください。"
+wari = gets.to_f
+gokei = kakaku(nedan,wari)
+printf("割引後の金額は%d円です。\n",gokei)
diff --git a/test.rb b/test.rb
index 078bb88..6d7ceab 100755
--- a/test.rb
+++ b/test.rb
@@ -2,14 +2,12 @@
 # -*- coding : utf-8 -*-
 
 count=0
-if count < 10
-  count +=1
+ while count < 10
+ count += 1
   
-  if count %3! = 0
-    false
-
+if count %3 != 0
+   next 
   end
 
-  printf("3の倍数は%d\n",count)
-
+  printf("3の倍数は%d\n", count)
 end