code for chapter 3 in ruby

2016-03-03 15:19:05 +01:00
parent 1e2d586c44
commit f6cb264c68
3 changed files with 37 additions and 0 deletions
--- a/03_recursion/ruby/03_factorial.rb
+++ b/03_recursion/ruby/03_factorial.rb
@@ -0,0 +1,9 @@
+def fact(x)
+  if x == 1
+    1
+  else
+    x * fact(x - 1)
+  end
+end
+
+puts fact(5)