From 68f3c84d682a7bd2d06f80db686d1cc91b58f0ce Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Tue, 6 Dec 2022 11:56:29 +0100
Subject: 2022-06 in zig

---
 2022/06-tuning-trouble/second.zig | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 2022/06-tuning-trouble/second.zig

(limited to '2022/06-tuning-trouble/second.zig')

diff --git a/2022/06-tuning-trouble/second.zig b/2022/06-tuning-trouble/second.zig
new file mode 100644
index 0000000..5ff7dc0
--- /dev/null
+++ b/2022/06-tuning-trouble/second.zig
@@ -0,0 +1,37 @@
+const std = @import("std");
+
+const example = @embedFile("example");
+const example2 = @embedFile("example2");
+const example3 = @embedFile("example3");
+const example4 = @embedFile("example4");
+const example5 = @embedFile("example5");
+const input = @embedFile("input");
+
+pub fn main() anyerror!void {
+    try std.testing.expectEqual(solve(example), 19);
+    try std.testing.expectEqual(solve(example2), 23);
+    try std.testing.expectEqual(solve(example3), 23);
+    try std.testing.expectEqual(solve(example4), 29);
+    try std.testing.expectEqual(solve(example5), 26);
+    const result = solve(input);
+    try std.io.getStdOut().writer().print("{}\n", .{result});
+}
+
+fn solve(puzzle: []const u8) u64 {
+    var n: u64 = 13;
+    outer: while (true) : (n += 1) {
+        var i: u64 = n;
+        while (i >= n - 13) : (i -= 1) {
+            var j: u64 = i - 1;
+            while (j >= n - 13) : (j -= 1) {
+                if (puzzle[i] == puzzle[j]) {
+                    continue :outer;
+                }
+                if (j == 0) {
+                    break;
+                }
+            }
+        }
+        return n + 1;
+    }
+}
-- 
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