From d2e6c517ea57d3433f5dfbe4ed080dc2b167086f Mon Sep 17 00:00:00 2001
From: sproblvem <sproblvem@gmail.com>
Date: Mon, 6 Nov 2017 20:35:53 +0800
Subject: [PATCH] Update README.md

add potential bugs of leela.
---
 README.md | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/README.md b/README.md
index 4d69fec..78ce717 100644
--- a/README.md
+++ b/README.md
@@ -28,3 +28,27 @@ MCTS
 ## agent (optional)
 
 DQNAgent etc.
+
+Pontential Bugs:
+0. Wrong calculation of eval value
+UCTNode.cpp
+106     if (to_move == FastBoard::WHITE) {
+107         net_eval = 1.0f - net_eval;
+108     }
+
+309         if (tomove == FastBoard::WHITE) {
+310             score = 1.0f - score;
+311         }
+
+1. create children only on leaf node
+UCTSearch.cpp
+ 60     if (!node->has_children() && m_nodes < MAX_TREE_SIZE) {
+ 61         float eval;
+ 62         auto success = node->create_children(m_nodes, currstate, eval);
+ 63         if (success) {
+ 64             result = SearchResult(eval);
+ 65         }
+ 66     }
+
+
+