From 190f522242b2e91eb3213e828a26886aa7847f3a Mon Sep 17 00:00:00 2001
From: Julian Hurst <julian.hurst@digdash.com>
Date: Tue, 3 Dec 2024 18:47:51 +0100
Subject: Refactor and add tests

Folders need to have 'sensible' names for hare test to detect them.
---
 2/2.ha | 56 --------------------------------------------------------
 2/in   |  6 ------
 2 files changed, 62 deletions(-)
 delete mode 100644 2/2.ha
 delete mode 100644 2/in

(limited to '2')

diff --git a/2/2.ha b/2/2.ha
deleted file mode 100644
index 83ba3b8..0000000
--- a/2/2.ha
+++ /dev/null
@@ -1,56 +0,0 @@
-use fmt;
-use bufio;
-use os;
-use strings;
-use strconv;
-
-export fn main() void = {
-	const sc = bufio::newscanner(os::stdin);
-	defer bufio::finish(&sc);
-
-	let safereports = 0;
-	for (const line => bufio::scan_line(&sc)!) {
-		const spl = strings::split(line, " ");
-		defer free(spl);
-		let safe = true;
-		let inc: (bool | void) = void;
-		for (let i = 1z; i < len(spl); i += 1) {
-			const s1 = strconv::stoi(spl[i-1])!;
-			const s2 = strconv::stoi(spl[i])!;
-			const diff = if (s1 < s2) {
-				match (inc) {
-				case void =>
-					inc = true;
-				case let inc: bool =>
-					if (!inc) {
-						safe = false;
-						break;
-					};
-				};
-				yield s2 - s1;
-			} else {
-				match (inc) {
-				case void =>
-					inc = false;
-				case let inc: bool =>
-					if (inc) {
-						safe = false;
-						break;
-					};
-				};
-				yield s1 - s2;
-			};
-			if (diff <= 0 || diff > 3) {
-				safe = false;
-				break;
-			};
-		};
-		if (safe) {
-			fmt::printfln("{}: Safe", line)!;
-			safereports += 1;
-		} else {
-			fmt::printfln("{}: Unsafe", line)!;
-		};
-	};
-	fmt::printfln("{} reports are safe", safereports)!;
-};
diff --git a/2/in b/2/in
deleted file mode 100644
index b49c10d..0000000
--- a/2/in
+++ /dev/null
@@ -1,6 +0,0 @@
-7 6 4 2 1
-1 2 7 8 9
-9 7 6 2 1
-1 3 2 4 5
-8 6 4 4 1
-1 3 6 7 9
-- 
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