project 4 solution

ecamacho · Jan 23, 2012 · 128ec62 · 128ec62
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diff --git a/problem3/.problem3.rb.swp b/problem3/.problem3.rb.swp
diff --git a/problem3/.problem3_2.rb.swp b/problem3/.problem3_2.rb.swp
diff --git a/problem3/.test_problem3.rb.swp b/problem3/.test_problem3.rb.swp
diff --git a/problem4.rb b/problem4.rb
@@ -0,0 +1,15 @@
+def largest_palindrom_product_3_digits
+  max_palindrom = 0
+  100.upto(999) do |factor1|
+    100.upto(999) do |factor2|
+      product = factor1 * factor2
+      if product.to_s == product.to_s.reverse then
+        max_palindrom = product > max_palindrom ? product : max_palindrom
+      end
+    end
+  end   
+  return max_palindrom
+end
+
+
+puts largest_palindrom_product_3_digits