From 60ba2ffc498e7403a29c02aa23f078bb9da70c39 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?N=C3=A6=C3=BE=27n=20Lasseter?=
 <Næþ'n Lasseter nathan@bytemark.co.uk>
Date: Thu, 17 Dec 2015 20:10:55 +0000
Subject: Day 7, doesnt return

---
 day7/preamble | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 day7/preamble

(limited to 'day7/preamble')

diff --git a/day7/preamble b/day7/preamble
new file mode 100644
index 0000000..c3e2cce
--- /dev/null
+++ b/day7/preamble
@@ -0,0 +1,26 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+uint16_t* cache;
+char* incache;
+
+int wtoi(char* wire) {
+	int idx = 0, i;
+	for(i = 0; wire[i] != '\0'; i++) {
+		idx *= 26;
+		idx += wire[i];
+	}
+	return idx;
+}
+char iscached(char* wire) {
+	return incache[wtoi(wire)];
+}
+uint16_t getcache(char* wire) {
+	return cache[wtoi(wire)];
+}
+void putcache(char* wire, uint16_t value) {
+	cache[wtoi(wire)] = value;
+}
+
-- 
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