From c0479e7ca5b9010133f95d28aae61d643b5ad04a Mon Sep 17 00:00:00 2001
From: Rhys Lloyd <krakow20@gmail.com>
Date: Sat, 16 May 2026 17:10:57 -0700
Subject: [PATCH] reuse input allocation

---
 klondike-cli/src/main.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/klondike-cli/src/main.rs b/klondike-cli/src/main.rs
index ee73b27..6641eab 100644
--- a/klondike-cli/src/main.rs
+++ b/klondike-cli/src/main.rs
@@ -197,12 +197,13 @@ fn find_valid_instruction(
 
 fn main() -> Result<(), std::io::Error> {
 	let mut session = Session::new(Klondike::new_random_default());
+	let mut input = String::new();
 	loop {
 		// display game
 		println!("{}", Displayed(session.state()));
 
 		// parse input
-		let mut input = String::new();
+		input.clear();
 		std::io::stdin().read_line(&mut input)?;
 		let Ok(instruction) = input.trim().parse() else {
 			println!("Invalid instruction.");