From ba3c219b7f22d9b87eee7efdc625aa28837f9e3c Mon Sep 17 00:00:00 2001
From: Alpha Chen <alpha.chen@gmail.com>
Date: Mon, 3 Dec 2018 20:47:45 -0800
Subject: [PATCH] [2018][rust][3.1] cargo clippy

---
 2018/rust/src/bin/day_03.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/2018/rust/src/bin/day_03.rs b/2018/rust/src/bin/day_03.rs
index b6fbd01..16c01f7 100644
--- a/2018/rust/src/bin/day_03.rs
+++ b/2018/rust/src/bin/day_03.rs
@@ -28,7 +28,7 @@ fn solve(input: &str) -> Result<String, Box<Error>> {
                 fabric
                     .entry(square_inch)
                     .and_modify(|ids| ids.push(claim.id))
-                    .or_insert(vec![claim.id]);
+                    .or_insert_with(|| vec![claim.id]);
             }
             fabric
         },
@@ -37,8 +37,7 @@ fn solve(input: &str) -> Result<String, Box<Error>> {
     let output = values
         .iter()
         .map(|ids| ids[0])
-        .filter(|id| !values.iter().any(|ids| ids.len() > 1 && ids.contains(id)))
-        .next()
+        .find(|id| !values.iter().any(|ids| ids.len() > 1 && ids.contains(id)))
         .unwrap()
         .to_string();
     Ok(output)