From 17c7296e7aa5672e74aa41f6eb41cc09977d91e6 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Fri, 14 Dec 2018 10:06:46 +0100
Subject: Fix warnings in day13

---
 2018/src/day13.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/2018/src/day13.rs b/2018/src/day13.rs
index 92411c1..a77c775 100644
--- a/2018/src/day13.rs
+++ b/2018/src/day13.rs
@@ -77,6 +77,7 @@ fn newdir(dir: &Dir, c: u8) -> Dir {
     }
 }
 
+#[allow(dead_code)]
 fn print_dir(dir: &Dir) -> char {
     match dir {
         Dir{x:1,y:0} => '>',
@@ -87,6 +88,7 @@ fn print_dir(dir: &Dir) -> char {
     }
 }
 
+#[allow(dead_code)]
 fn print_grid(grid: &Vec<Vec<u8>>, carts: &Vec<Cart>) {
     let mut hascart: HashMap<Pos, usize> = HashMap::new();
     for (i, cart) in carts.iter().enumerate() {
-- 
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