From b464985596774dbe6dc5a6bd98c509b4737100ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Lema=C5=84czyk?= <marek@lemanczyk.eu>
Date: Sun, 21 Sep 2025 04:14:21 +0200
Subject: [PATCH] Restored maxK override based on command line parameter

---
 PerfectNumbers.Core/MersenneNumberTester.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/PerfectNumbers.Core/MersenneNumberTester.cs b/PerfectNumbers.Core/MersenneNumberTester.cs
index e41df77..8acef70 100644
--- a/PerfectNumbers.Core/MersenneNumberTester.cs
+++ b/PerfectNumbers.Core/MersenneNumberTester.cs
@@ -228,6 +228,11 @@ public sealed class MersenneNumberTester(
         // In residue mode the residue scan is the final primality check.
         if (_useResidue)
         {
+            if (_maxK < maxK)
+            {
+                maxK = _maxK;
+            }
+
             if (_useGpuScan)
             {
                 _residueGpuTester!.Scan(exponent, twoP, lastIsSeven, maxK, ref prePrime);