From 48f1604ed2482978a70b98eb16b3588068827088 Mon Sep 17 00:00:00 2001
From: "Alix von Schirp @ BootMedia Media Production"
 <github@avonschirp.bootmedia.de>
Date: Wed, 11 Dec 2024 22:10:52 +0100
Subject: [PATCH] WIP-Day 9

---
 Day 09/Part 1/index.ts | 37 +++++++++++++++++++++++++++++++++++++
 Day 09/Part 2/index.ts |  0
 2 files changed, 37 insertions(+)
 create mode 100644 Day 09/Part 1/index.ts
 create mode 100644 Day 09/Part 2/index.ts

diff --git a/Day 09/Part 1/index.ts b/Day 09/Part 1/index.ts
new file mode 100644
index 0000000..0f045d6
--- /dev/null
+++ b/Day 09/Part 1/index.ts	
@@ -0,0 +1,37 @@
+import fs from 'node:fs';
+
+export default function runner(input: string) {
+
+  const fsblk: number[]= []
+
+  let id = 0;
+  fs.readFile(`./${input}`, 'utf8', (err, data) => {
+    if (err) throw err;
+    for (let i = 0; i < data.length; i++) {
+      for(let j = 0; j < parseInt(data.charAt(i)); j++) {
+        if(i%2 == 0){
+          fsblk.push(id)
+        } else {
+          fsblk.push(-1)
+        }
+      }
+      if(i%2 == 0) id++;
+    }
+
+    for (let i = 0; i < fsblk.length; i++) {
+      while(fsblk[i] === -1) fsblk[i] = fsblk.pop()??-1
+    }
+
+    // console.log(fsblk)
+
+    let checksum = 0;
+
+    fsblk.forEach((value, index) => {
+      checksum += value*index
+      // console.log(`${value} * ${index} = ${value*index} (total: ${checksum}`)
+    })
+
+    console.log(checksum)
+
+  })
+}
\ No newline at end of file
diff --git a/Day 09/Part 2/index.ts b/Day 09/Part 2/index.ts
new file mode 100644
index 0000000..e69de29