From 10b60709e3b18bcdd85d3c3d708fc55b0b2a29c7 Mon Sep 17 00:00:00 2001
From: Curtis McEnroe <programble@gmail.com>
Date: Fri, 15 Dec 2017 15:03:32 -0500
Subject: Day 11, part 2

---
 2017/src/bin/day11.rs | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

(limited to '2017')

diff --git a/2017/src/bin/day11.rs b/2017/src/bin/day11.rs
index 174f950..dd46fde 100644
--- a/2017/src/bin/day11.rs
+++ b/2017/src/bin/day11.rs
@@ -4,6 +4,10 @@ use std::io::{self, Read};
 struct Hex(i32, i32, i32);
 
 impl Hex {
+    fn dist(self) -> i32 {
+        (self.0.abs() + self.1.abs() + self.2.abs()) / 2
+    }
+
     fn mov(self, dir: &str) -> Self {
         let Hex(x, y, z) = self;
         match dir {
@@ -23,7 +27,19 @@ fn solve1(input: &str) -> i32 {
     for dir in input.split(',') {
         hex = hex.mov(dir);
     }
-    (hex.0.abs() + hex.1.abs() + hex.2.abs()) / 2
+    hex.dist()
+}
+
+fn solve2(input: &str) -> i32 {
+    let mut hex = Hex(0, 0, 0);
+    let mut max = 0;
+    for dir in input.split(',') {
+        hex = hex.mov(dir);
+        if hex.dist() > max {
+            max = hex.dist()
+        }
+    }
+    max
 }
 
 fn main() {
@@ -31,6 +47,7 @@ fn main() {
     io::stdin().read_to_string(&mut input).unwrap();
 
     println!("Part 1: {}", solve1(input.trim()));
+    println!("Part 2: {}", solve2(input.trim()));
 }
 
 #[test]
-- 
cgit 1.4.1

retls/commit/tls_client.c?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b&amp;follow=1'>commit</a> <a href='/libretls/diff/tls_client.c?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b&amp;follow=1'>diff</a></td><td class='form'><form class='right' method='get' action='/libretls/log/tls_client.c'>
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<div class='path'>path: <a href='/libretls/log/?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b&amp;follow=1'>root</a>/<a href='/libretls/log/tls_client.c?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b&amp;follow=1'>tls_client.c</a> (<a href='/libretls/log/tls_client.c?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b'>unfollow</a>)</div><div class='content'><table class='list nowrap'><tr class='nohover'><th></th><th class='left'>Commit message (<a href='/libretls/log/tls_client.c?h=3.3.3p1&amp;id=55bd56237bac9a0522185181b3a5a6233ab5b65b&amp;showmsg=1&amp;follow=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-09-29 14:48:15 -0400'>2020-09-29</span></td><td><a href='/libretls/commit/man/Makefile.am?h=3.3.3p1&amp;id=3b4a10a68682f3b8590450c9be75a8ed4c7307c4&amp;follow=1'>Import LibreSSL 3.2.1</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2020-09-29 14:47:14 -0400'>2020-09-29</span></td><td><a href='/libretls/commit/import.sh?h=3.3.3p1&amp;id=eea3cdfb26b07f4fdbb4ad570283fb1e1ea99772&amp;follow=1'>import: Add m4/ax_add_fortify_source.m4</a></td><td>June McEnroe</td></tr>
<tr><td><span title='2020-08-05 11:43:02 -0400'>2020-08-05</span></td><td><a href='/libretls/commit/Makefile.am?h=3.3.3p1&amp;id=cc13f4d43a9e6f8544f347800adbbe5000b83305&amp;follow=1'>build: Add README.7 to EXTRA_DIST</a><span class='decoration'> <a class='tag-annotated-deco' href='/libretls/tag/?h=3.2.0'>3.2.0</a></span></td><td>June McEnroe</td></tr>
<tr><td><span title='2020-08-03 22:27:18 -0400'>2020-08-03</span></td><td><a href='/libretls/commit/README.7?h=3.3.3p1&amp;id=1f76eb0e84b70024abe78149bef743a7b7699590&amp;follow=1'>doc: Indicate that only OpenSSL 1.1.1b and newer work</a></td><td>June McEnroe