From 8b15158631ed69202811bc763e943372ec448424 Mon Sep 17 00:00:00 2001
From: Xiretza <xiretza@xiretza.xyz>
Date: Sun, 4 Dec 2022 09:59:33 +0100
Subject: [PATCH] 2022 day3/rust: use tuple instead of struct

---
 2022/day3/rust/src/main.rs | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/2022/day3/rust/src/main.rs b/2022/day3/rust/src/main.rs
index 4e432ce..b153398 100644
--- a/2022/day3/rust/src/main.rs
+++ b/2022/day3/rust/src/main.rs
@@ -50,11 +50,6 @@ impl BitAnd for ItemSet {
     }
 }
 
-struct Rucksack {
-    left: ItemSet,
-    right: ItemSet,
-}
-
 fn main() {
     let mut data = String::new();
     stdin().read_to_string(&mut data).unwrap();
@@ -65,16 +60,16 @@ fn main() {
             let (left, right) = line.split_at(line.len() / 2);
             assert_eq!(left.len(), right.len());
 
-            let left = left.chars().collect();
-            let right = right.chars().collect();
+            let left: ItemSet = left.chars().collect();
+            let right: ItemSet = right.chars().collect();
 
-            Rucksack { left, right }
+            (left, right)
         })
         .collect();
 
     let sum1: u32 = sacks
         .iter()
-        .map(|sack| (sack.left & sack.right).priority_of_single_item().unwrap())
+        .map(|&(left, right)| (left & right).priority_of_single_item().unwrap())
         .sum();
 
     let sum2: u32 = sacks
@@ -83,7 +78,7 @@ fn main() {
         .map(|sacks| {
             sacks
                 .iter()
-                .map(|sack| sack.left | sack.right)
+                .map(|&(left, right)| left | right)
                 .reduce(BitAnd::bitand)
                 .unwrap()
                 .priority_of_single_item()