ajkamel · August 29, 2015 14:07 · Oct 10, 2014 · Oct 4, 2014 · Oct 4, 2014 · Oct 4, 2014
diff --git a/triangle_sum.md b/triangle_sum.md
@@ -2,7 +2,7 @@ I first found this problem when looking at a Yodle engineering challenge questio
 
 Basically you this takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
 
-```
+```ruby
 triangle_array = []
 
 f = File.open("triangle.txt", "r")

diff --git a/triangle_sum.rb → triangle_sum.md b/triangle_sum.rb → triangle_sum.md
diff --git a/triangle_sum.md → triangle_sum.rb b/triangle_sum.md → triangle_sum.rb
diff --git a/triangle_sum → triangle_sum.md b/triangle_sum → triangle_sum.md
diff --git a/triangle_sum b/triangle_sum
@@ -1,6 +1,6 @@
 I first found this problem when looking at a Yodle engineering challenge question.
 
-Basically this solution takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
+Basically you this takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
 
 ```
 triangle_array = []

diff --git a/triangle_sum b/triangle_sum
@@ -1,6 +1,6 @@
 I first found this problem when looking at a Yodle engineering challenge question.
 
-Basically you this takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
+Basically this solution takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
 
 ```
 triangle_array = []

diff --git a/gistfile1.md → triangle_sum b/gistfile1.md → triangle_sum
diff --git a/gistfile1.txt → gistfile1.md b/gistfile1.txt → gistfile1.md
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -1,3 +1,7 @@
+I first found this problem when looking at a Yodle engineering challenge question.
+
+Basically you this takes a file with lines of numbers and finds the largest sum by totaling the largest adjacent numbers for each new line.
+
 ```
 triangle_array = []
 

diff --git a/gistfile1.txt b/gistfile1.txt
@@ -0,0 +1,20 @@
+```
+triangle_array = []
+
+f = File.open("triangle.txt", "r")
+	f.each_line do |line|
+		triangle_array << line.split.map(&:to_i)
+	end
+f.close
+
+lines = triangle_array.length
+
+for i in (lines-2).downto(0).to_a do
+	for j in (i).downto(0).to_a do
+		triangle_array[i][j] += [triangle_array[i+1][j].to_i,triangle_array[i+1][j+1].to_i].max
+	end
+end
+
+p triangle_array[0][0]
+
+```