From bc6d0e239633ee5f93ca5d742bfdf9620882b6bf Mon Sep 17 00:00:00 2001
From: Alpha Chen <alpha.chen@gmail.com>
Date: Sun, 4 Dec 2016 15:38:39 -0800
Subject: [PATCH] rust clippy

---
 2016/rust/src/day_02.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/2016/rust/src/day_02.rs b/2016/rust/src/day_02.rs
index 806f06f..8ab608a 100644
--- a/2016/rust/src/day_02.rs
+++ b/2016/rust/src/day_02.rs
@@ -74,7 +74,7 @@ impl Keypad {
 
   fn button(&self) -> char {
     let (x, y) = self.current;
-    self.arrangement[y][x].unwrap().clone()
+    self.arrangement[y][x].unwrap()
   }
 
   fn button_at(&self, x: usize, y: usize) -> Option<char> {