From 9f0f0a5a6c60cb578a92bf404abdb5e857cbe989 Mon Sep 17 00:00:00 2001
From: TimStallard <code@timstallard.me.uk>
Date: Sun, 3 Dec 2017 16:59:18 +0000
Subject: [PATCH] day 3

---
 day03/part1.txt |  1 +
 day03/part2.js  | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 day03/part1.txt
 create mode 100644 day03/part2.js

diff --git a/day03/part1.txt b/day03/part1.txt
new file mode 100644
index 0000000..3fd6de9
--- /dev/null
+++ b/day03/part1.txt
@@ -0,0 +1 @@
+I just calculated it manually, I'll probably write some code for it sometime
diff --git a/day03/part2.js b/day03/part2.js
new file mode 100644
index 0000000..027907f
--- /dev/null
+++ b/day03/part2.js
@@ -0,0 +1,49 @@
+var level = 1;
+var x = 0;
+var y = 0;
+var grid = [[1]];
+function tryFind(x, y){
+	if(!grid[x]){
+		return 0;
+	}
+	if(!grid[x][y]){
+		return 0;
+	}
+	return grid[x][y];
+}
+function calcSquare(){
+	if(!grid[x]){
+		grid[x] = [];
+	}
+	var square = 0;
+	square += tryFind(x + 1, y);
+	square += tryFind(x + 1, y + 1);
+	square += tryFind(x, y + 1);
+	square += tryFind(x - 1, y + 1);
+	square += tryFind(x - 1, y);
+	square += tryFind(x - 1, y - 1);
+	square += tryFind(x, y - 1);
+	square += tryFind(x + 1, y - 1);
+	grid[x][y] = square;
+	console.log(square);
+	console.log(x, y);
+}
+while(level < 5){
+	while(x < level){
+		x++;
+		calcSquare();
+	}
+	while(y < level){
+		y++;
+		calcSquare();
+	}
+	while(x > -level){
+		x--;
+		calcSquare();
+	}
+	while(y > -level){
+		y--;
+		calcSquare();
+	}
+	level++;
+}