From c8d32ae16184f660b441a3ddc490a1dae44a2eb1 Mon Sep 17 00:00:00 2001
From: Oscar Najera <hi@oscarnajera.com>
Date: Fri, 2 Dec 2022 20:35:11 +0100
Subject: Rust nasty abstracted strategies

---
 AoC2022/02/solver.rs | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

(limited to 'AoC2022/02/solver.rs')

diff --git a/AoC2022/02/solver.rs b/AoC2022/02/solver.rs
index 2fd1e62..dc47354 100644
--- a/AoC2022/02/solver.rs
+++ b/AoC2022/02/solver.rs
@@ -96,9 +96,47 @@ fn solver(strategy: &dyn Fn(&str, Hand) -> Hand) -> u32 {
         }
     })
 }
+// Super simple strategies
+fn fixed_plays2(line: &str) -> u32 {
+    match line {
+        "A X" => 3 + 1, // draw rock
+        "A Y" => 6 + 2, // win paper
+        "A Z" => 0 + 3, // loose scissors
+        "B X" => 0 + 1, // loose rock
+        "B Y" => 3 + 2, // draw paper
+        "B Z" => 6 + 3, // win scissors
+        "C X" => 6 + 1, // win rock
+        "C Y" => 0 + 2, // loose paper
+        "C Z" => 3 + 3, // draw scissors
+        &_ => panic!("Invalid play"),
+    }
+}
+fn reactive_plays2(line: &str) -> u32 {
+    match line {
+        "A X" => 0 + 3, // loose scissors
+        "A Y" => 3 + 1, // draw paper
+        "A Z" => 6 + 2, // win
+        "B X" => 0 + 1, // loose
+        "B Y" => 3 + 2, // draw
+        "B Z" => 6 + 3, // win
+        "C X" => 0 + 2, // loose
+        "C Y" => 3 + 3, // draw
+        "C Z" => 6 + 1, // win
+        &_ => panic!("Invalid play"),
+    }
+}
+fn solver2(strategy: &dyn Fn(&str) -> u32) -> u32 {
+    let file = fs::File::open("input").unwrap();
+    io::BufReader::new(file)
+        .lines()
+        .map(|x| strategy(&x.unwrap()))
+        .sum()
+}
 
 fn main() {
     assert_eq!(12535, solver(&fixed_plays));
     assert_eq!(15457, solver(&reactive_plays));
+    assert_eq!(12535, solver2(&fixed_plays2));
+    assert_eq!(15457, solver2(&reactive_plays2));
     println!("All test passed.")
 }
-- 
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