From 7e25edc3932ef3a44d21e34877c4e39af0e9e02c Mon Sep 17 00:00:00 2001
From: Ummon <greg.burri@gmail.com>
Date: Sun, 15 Dec 2019 13:52:22 +0100
Subject: [PATCH] Add a little comment

---
 src/day13.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/day13.rs b/src/day13.rs
index 246fba5..169f4d8 100644
--- a/src/day13.rs
+++ b/src/day13.rs
@@ -3,7 +3,7 @@ use std::convert::TryFrom;
 use itertools::Itertools;
 use num_enum::TryFromPrimitive;
 
-// Not neccesary, to try to parse enum.
+// Not neccesary, to try to parse enum in Rust.
 #[derive(Debug, Eq, PartialEq, TryFromPrimitive)]
 #[repr(u8)]
 enum Tile {
@@ -42,7 +42,7 @@ impl intcode::IO for State {
     fn write(&mut self, value: i64) {
         self.buffer.push(value);
         if self.buffer.len() == 3 {
-            if self.buffer[0] == -1 {
+            if self.buffer[0] == -1 && self.buffer[1] == 0 {
                 self.score = self.buffer[2];
             } else {
                 let tile = Tile::try_from(self.buffer[2] as u8).unwrap();
-- 
2.45.2