From 673e8184ed8e65c99033826ff6aa1fc606243b47 Mon Sep 17 00:00:00 2001
From: Bert Peters <bert@bertptrs.nl>
Date: Fri, 15 Dec 2023 09:03:06 +0100
Subject: [PATCH] Zero init > 1 init

---
 2023/src/day15.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/2023/src/day15.rs b/2023/src/day15.rs
index c3bc1fb..4915159 100644
--- a/2023/src/day15.rs
+++ b/2023/src/day15.rs
@@ -73,15 +73,15 @@ pub fn part2(input: &[u8]) -> anyhow::Result<String> {
         }
     }
 
-    let mut box_slot = [1; 256];
+    let mut box_slot = [0; 256];
     let mut total = 0;
 
     for (&identifier, &focal_len) in &state {
         let index = hash(identifier);
         let box_no = u32::from(index) + 1;
         let slot_no = &mut box_slot[index as usize];
-        total += box_no * *slot_no * focal_len;
         *slot_no += 1;
+        total += box_no * *slot_no * focal_len;
     }
 
     Ok(total.to_string())