diff --git a/exercises/done/conbinaisons.rb b/exercises/done/conbinaisons.rb
new file mode 100644
index 0000000..0f3c0ce
--- /dev/null
+++ b/exercises/done/conbinaisons.rb
@@ -0,0 +1,21 @@
+#!/usr/bin/env ruby
+
+def digits(num)
+  result = []
+  numbers = num.to_s.split('').map { |n| n.to_i }
+  numbers.each_with_index do |number, index|
+    following = numbers[(index + 1)..]
+    following.each do |other|
+      result << number + other
+    end
+  end
+  result
+end
+
+num = 123
+puts digits(num)
+
+# Additionner avec > que lui puis donner la somme
+# 1 + 2 = 3
+# 1 + 3 = 4
+# 2 + 3 = 5
diff --git a/test.rb b/test.rb
index 53daea5..5d3cbf0 100644
--- a/test.rb
+++ b/test.rb
@@ -1,21 +1,5 @@
 #!/usr/bin/env ruby
 
-def digits(num)
-  result = []
-  numbers = num.to_s.split('').map { |n| n.to_i }
-  numbers.each_with_index do |number, index|
-    following = numbers[(index + 1)..]
-    following.each do |other|
-      result << number + other
-    end
-  end
-  result
-end
+text = "Bonjour Ruby"
 
-num = 123 
-puts digits(num)
-
-# Additionner avec > que lui puis donner la somme
-# 1 + 2 = 3
-# 1 + 3 = 4
-# 2 + 3 = 5
+p text.empty?