From 216616ab804a9b8df86511f356f692db5406d654 Mon Sep 17 00:00:00 2001
From: j-james
Date: Mon, 5 Dec 2022 22:54:35 -0800
Subject: Day Six

---
 2022/nim/day06/src/main.nim | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 2022/nim/day06/src/main.nim

(limited to '2022/nim')

diff --git a/2022/nim/day06/src/main.nim b/2022/nim/day06/src/main.nim
new file mode 100644
index 0000000..cd8eb0a
--- /dev/null
+++ b/2022/nim/day06/src/main.nim
@@ -0,0 +1,25 @@
+# Day 6: Tuning Trouble
+import std/[os, strutils, sets]
+
+let input = paramStr(1).readFile().strip().split("\n")[0]
+
+iterator slide(input: string, num: int): string =
+  for i in 0 ..< input.len - num:
+    var result: string
+    for j in 0 ..< num:
+      result &= input[i+j]
+    yield result
+
+var i = 4
+for window in input.slide(4):
+  if window.toHashSet.len == 4:
+    break
+  inc i
+echo i
+
+i = 14
+for window in input.slide(14):
+  if window.toHashSet.len == 14:
+    break
+  inc i
+echo i
-- 
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