From ef0344356e8305c49da75293a5ac738b9a263de1 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Tue, 25 Dec 2018 09:45:08 +0100
Subject: Fix warnings in day 24

---
 2018/src/day24.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/2018/src/day24.rs b/2018/src/day24.rs
index e52b4d9..7a212d0 100644
--- a/2018/src/day24.rs
+++ b/2018/src/day24.rs
@@ -195,6 +195,7 @@ impl Field {
         self.army2.retain(|g| g.units > 0);
     }
 
+    #[used]
     fn print(&self) {
         println!("");
         println!("Immune System:");
@@ -208,6 +209,7 @@ impl Field {
         }
     }
 
+    #[used]
     fn id_str(&self, id: Id) -> String {
         format!("{} group {}",
                 if id < self.army1.len() { "Immune System" } else { "Infection" },
-- 
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