From 122cc49707e0a2455e8237f4983605de966387b8 Mon Sep 17 00:00:00 2001
From: "Valeriano A.R" <valen.alfonso@gmail.com>
Date: Fri, 7 Dec 2018 23:50:57 +0100
Subject: [PATCH] Code for Day01 part 1

---
 AdventOfCode2017/Day01.cs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/AdventOfCode2017/Day01.cs b/AdventOfCode2017/Day01.cs
index 076ea49..f50e58b 100644
--- a/AdventOfCode2017/Day01.cs
+++ b/AdventOfCode2017/Day01.cs
@@ -37,7 +37,17 @@ namespace AdventOfCode2017
     {
         public string ResolvePart1(string[] inputs)
         {
-            return null;
+            string input = inputs[0];
+            int value = 0;
+            for(int i = 0; i < input.Length; i++)
+            {
+                int nextI = (i + 1) % input.Length;
+                if(input[i] == input[nextI])
+                {
+                    value += (input[i] - '0');
+                }
+            }
+            return value.ToString();
         }
 
         public string ResolvePart2(string[] inputs)