From 9af42a43a47d11bc0dea64f0cbb305f827a8f991 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20Ke=C3=9Fler?= <git@maximilian-kessler.de>
Date: Sat, 10 Feb 2024 00:27:00 +0100
Subject: [PATCH] reduce number of map lookups

---
 include/game_state.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/include/game_state.hpp b/include/game_state.hpp
index 1ea8673..8c61b56 100644
--- a/include/game_state.hpp
+++ b/include/game_state.hpp
@@ -1034,8 +1034,10 @@ namespace Hanabi
       return 0;
     }
 #ifndef GAME_STATE_NO_TABLEBASE_LOOKUP
-    if (_position_tablebase.count(id_of_state) == 1) {
-        return _position_tablebase[id_of_state];
+    auto lookup_it = _position_tablebase.find(id_of_state);
+    if (lookup_it != _position_tablebase.end())
+    {
+      return lookup_it->second;
     }
 #endif
 
@@ -1401,10 +1403,12 @@ namespace Hanabi
       std::cout << "\n" << std::endl;
     }
 #endif
+#ifndef NDEBUG
     if (_position_tablebase.count(id) == 1)
     {
       ASSERT(_position_tablebase[id] == probability);
     }
+#endif
     if (save_state_to_map())
     {
       _position_tablebase[id] = probability;