From cb7b821434b71f04814cba99364b66b1b7fb9353 Mon Sep 17 00:00:00 2001
From: George Thomas <georgefsthomas@gmail.com>
Date: Tue, 13 Jan 2026 14:16:40 +0000
Subject: [PATCH] Move to avoid allocation

---
 rust/puzzles/day7.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/rust/puzzles/day7.rs b/rust/puzzles/day7.rs
index e501fac..a8a77a8 100644
--- a/rust/puzzles/day7.rs
+++ b/rust/puzzles/day7.rs
@@ -77,8 +77,7 @@ pub const PUZZLE: Puzzle<(usize, Vec<HashSet<usize>>), 2> = Puzzle {
                             vec![x]
                         }
                         .into_iter()
-                        .map(|x1| (x1, n))
-                        .collect_vec()
+                        .map(move |x1| (x1, n))
                     })
                     .into_group_map()
                     .into_iter()