From 343f1f08ba25319ff30e58d46892a20c90060f5c Mon Sep 17 00:00:00 2001
From: TiagoRG <tiago.rgarcia@ua.pt>
Date: Tue, 5 Dec 2023 17:22:28 +0000
Subject: [PATCH] [2023] Update Day4

Signed-off-by: TiagoRG <tiago.rgarcia@ua.pt>
---
 Year2023/Day4.cs | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/Year2023/Day4.cs b/Year2023/Day4.cs
index 2a46647..8774a30 100644
--- a/Year2023/Day4.cs
+++ b/Year2023/Day4.cs
@@ -7,8 +7,6 @@ public static class Day4
     private class Card
     {
         public int CardNumber { get; set; }
-        public int[]? WinningNumbers { get; set; }
-        public int[]? Numbers { get; set; }
         public int ValidNumbers { get; set; }
     }
 
@@ -22,15 +20,11 @@ public static class Day4
             Card card = new Card();
             card.CardNumber = Convert.ToInt32(Regex.Split(line.Split(": ")[0], @"\s+").Last());
             string[] cardNumbers = Regex.Split(line.Split(": ")[1], @"\s+\|\s+");
-            card.WinningNumbers = Regex.Split(cardNumbers.First(), @"\W+").Where(x => !string.IsNullOrEmpty(x)).Select(x => Convert.ToInt32(x)).ToArray();
-            card.Numbers = Regex.Split(cardNumbers.Last(), @"\W+").Where(x => !string.IsNullOrEmpty(x)).Select(x => Convert.ToInt32(x)).ToArray();
-            Cards.Add(card);
-        });
-
-        Cards.ForEach(card =>
-        {
+            int[] winningNumbers = Regex.Split(cardNumbers.First(), @"\W+").Where(x => !string.IsNullOrEmpty(x)).Select(x => Convert.ToInt32(x)).ToArray();
+            int[] numbers = Regex.Split(cardNumbers.Last(), @"\W+").Where(x => !string.IsNullOrEmpty(x)).Select(x => Convert.ToInt32(x)).ToArray();
             card.ValidNumbers = 0;
-            card.Numbers!.ToList().ForEach(number => card.ValidNumbers += card.WinningNumbers!.Contains(number) ? 1 : 0);
+            numbers.ToList().ForEach(number => card.ValidNumbers += winningNumbers.Contains(number) ? 1 : 0);
+            Cards.Add(card);
         });
 
         Console.WriteLine($@"