From 6cbac641112f7e6f2e4c5ee435a35a4b84700cf7 Mon Sep 17 00:00:00 2001
From: Simon McKenna <sshnug.si+github@gmail.com>
Date: Sun, 18 Oct 2026 13:05:55 +1030
Subject: [PATCH] Restore the original console writer after benchmarks run

Console.SetOut(Console.Out) ran after Console.Out was already TextWriter.Null, so it
restored nothing. Save the writer first, and restore it in a finally block.
---
 LeetCode/BenchmarkRunner.cs | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/LeetCode/BenchmarkRunner.cs b/LeetCode/BenchmarkRunner.cs
index 895cb3d..0f2820e 100644
--- a/LeetCode/BenchmarkRunner.cs
+++ b/LeetCode/BenchmarkRunner.cs
@@ -13,15 +13,22 @@ public static IEnumerable<Summary> BuildSummaries(BenchmarkSettings settings)
 
         ConsoleWriter.MoveCursor(CursorDirection.Up);
 
+        // Silence BenchmarkDotNet's console logging while the spinner runs
+        var consoleOut = Console.Out;
         Console.SetOut(TextWriter.Null);
 
         var summaries = new List<Summary>();
-        AnsiConsole.Status()
-            .Spinner(Spinner.Known.Dots)
-            .Start(WaitingMessage(settings, args), _ =>
-                summaries.AddRange(RunBenchmarks(settings.BenchmarkTypes(), args)));
-
-        Console.SetOut(Console.Out);
+        try
+        {
+            AnsiConsole.Status()
+                .Spinner(Spinner.Known.Dots)
+                .Start(WaitingMessage(settings, args), _ =>
+                    summaries.AddRange(RunBenchmarks(settings.BenchmarkTypes(), args)));
+        }
+        finally
+        {
+            Console.SetOut(consoleOut);
+        }
 
         ConsoleWriter.MoveCursor(CursorDirection.Down);