From 5ef21c471dde5c04d84f4cbfd730d9371ff8b77e Mon Sep 17 00:00:00 2001
From: Sven Weidauer <sven@5sw.de>
Date: Thu, 1 Dec 2022 10:39:48 +0100
Subject: [PATCH] 2022 Day 1

---
 2022/.gitignore |  1 +
 2022/day1.swift | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 2022/.gitignore
 create mode 100644 2022/day1.swift

diff --git a/2022/.gitignore b/2022/.gitignore
new file mode 100644
index 0000000..63ff173
--- /dev/null
+++ b/2022/.gitignore
@@ -0,0 +1 @@
+*.input
diff --git a/2022/day1.swift b/2022/day1.swift
new file mode 100644
index 0000000..b331e47
--- /dev/null
+++ b/2022/day1.swift
@@ -0,0 +1,27 @@
+import Foundation
+
+let input = try String(contentsOf: URL(fileURLWithPath: "day1.input"))
+
+let scanner = Scanner(string: input)
+scanner.charactersToBeSkipped = nil
+
+var currentElf = 0
+var allElves: [Int] = []
+
+while !scanner.isAtEnd {
+    if scanner.scanString("\n") != nil {
+        allElves.append(currentElf)
+        currentElf = 0
+    }
+    
+    if let calories = scanner.scanInt() {
+        currentElf += calories
+        _ = scanner.scanString("\n")
+    }
+}
+allElves.append(currentElf)
+
+allElves.sort()
+
+print("Maximum:", allElves.last!)
+print("Top 3:", allElves.suffix(3).reduce(0, +))
\ No newline at end of file