diff --git a/.gitignore b/.gitignore
index 7c51ec9..bdd9ae2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,10 @@ __pycache__/
 .idea/
 *.exe
 *.pyd
+*.bak
+core.*
+*.o
+*.so
+*.gdb_history
+*.pro
+*.pro.user
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..e502ae4
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,30 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+    {
+        "name": "(gdb) Attach",
+        "type": "cppdbg",
+        "request": "attach",
+        "program": "/usr/bin/python",
+        "processId": "${command:pickProcess}",
+        "MIMode": "gdb",
+        "setupCommands": [
+            {
+                "description": "Enable pretty-printing for gdb",
+                "text": "-enable-pretty-printing",
+                "ignoreFailures": true
+            }
+        ]
+    },
+        {
+            "name": "Python: GomokuCode",
+            "type": "python",
+            "request": "launch",
+            "program": "${workspaceFolder}/GomokuCode/main.py",
+            "console": "integratedTerminal"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/GomokuAi/ai.cpp b/GomokuAi/ai.cpp
index ff622fa..b15b875 100755
--- a/GomokuAi/ai.cpp
+++ b/GomokuAi/ai.cpp
@@ -43,7 +43,7 @@ int Node::JudgeRes()
     return 0;
 }
 
-void Node::Judge4(uint32_t& ai_4_num, uint32_t& player_4_num){
+void Node::Judge4(uint64_t& ai_4_num, uint64_t& player_4_num){
     player_4_num = 0;
     ai_4_num = 0;
     int player_cnt, ai_cnt;
@@ -92,7 +92,7 @@ void Node::Judge4(uint32_t& ai_4_num, uint32_t& player_4_num){
     }
 }
 
-void Node::Judge3D(uint32_t& ai_3d_num, uint32_t& player_3d_num){
+void Node::Judge3D(uint64_t& ai_3d_num, uint64_t& player_3d_num){
     player_3d_num = 0;
     ai_3d_num = 0;
     // 1 xooox的形式
@@ -179,8 +179,8 @@ int Node::CalcScore(){
         return -100;
 
     // 2.判断玩家和电脑的四子的数目（需要保证：不是已经被堵死的四子）
-    uint32_t ai_4_num;
-    uint32_t player_4_num;
+    uint64_t ai_4_num;
+    uint64_t player_4_num;
     Judge4(ai_4_num, player_4_num);
 
     // 3.如果能够连成活四，或连成双四，则记为90分
@@ -226,8 +226,8 @@ int Node::CalcScore(){
     }
 
     // 5.判断玩家和电脑的活三的数目
-    uint32_t ai_3d_num;
-    uint32_t player_3d_num;
+    uint64_t ai_3d_num;
+    uint64_t player_3d_num;
     Judge3D(ai_3d_num, player_3d_num);
 
     // 6.如果能够连成四三，则记为80分
@@ -395,7 +395,7 @@ set<Point> Node::GetOpeList()
     return ope_list;
 }
 
-void AI1Step::Search(const uint32_t cur_node_dx, const uint32_t max_depth){
+void AI1Step::Search(const uint64_t cur_node_dx, const uint64_t max_depth){
     // 1.首先确认什么地方可以落子。落子的条件是：这个格子必须为空，周围8格内必须有至少一个棋子
     set<Point> ope_list = MethodTree[cur_node_dx].GetOpeList();
     // 2. 然后对每一个可以落子的格子进行搜索
@@ -453,7 +453,9 @@ void AI1Step::Search(const uint32_t cur_node_dx, const uint32_t max_depth){
                         NextNodeList[cur_node_dx] = static_cast<int>(node_new_dx);
                     }
                 }
-            }else{
+            }
+            
+            else{
                 if (MethodTree[cur_node_dx].Depth % 2 == 0){ //这一步是假想中电脑走的，因此需要让分数尽量大，且应该修改alpha值
                     if (MethodTree[node_new_dx].Score > MethodTree[cur_node_dx].Score){
                         MethodTree[cur_node_dx].Score = MethodTree[node_new_dx].Score;
@@ -473,7 +475,7 @@ void AI1Step::Search(const uint32_t cur_node_dx, const uint32_t max_depth){
         }else{
             //子节点还没有具体分数的情况下，应该以这个子节点为下一层的根节点，进行递归，之后再进行计算
             if (max_depth >= 2)
-                Search(static_cast<uint32_t>(node_new_dx), max_depth - 1);
+                Search(static_cast<uint64_t>(node_new_dx), max_depth - 1);
             //根据递归后计算的结果，计算这个节点的分数
             if (PlayerFirst){
                 if (MethodTree[cur_node_dx].Depth % 2 == 0){ //这一步是假想中玩家走的，因此需要让分数尽量小，且应该修改beta值
@@ -516,7 +518,7 @@ void AI1Step::Search(const uint32_t cur_node_dx, const uint32_t max_depth){
 Point AI1Step::GetFinalRes(){
     if (NextNodeList[0] == -1){
         printf("NextNodeList[0] = -1.\n");
-//        abort();
+        return Point(-1, -1);
     }
     return MethodTree[NextNodeList[0]].Ope;
 }
diff --git a/GomokuAi/ai.h b/GomokuAi/ai.h
index 83348ba..c388bae 100755
--- a/GomokuAi/ai.h
+++ b/GomokuAi/ai.h
@@ -43,8 +43,8 @@ class Node
     int ForceScore;
     int PlayerFirst;
     int JudgeRes(); //判断游戏胜负
-    void Judge4(uint32_t& ai_4_num, uint32_t& player_4_num); //判断玩家和电脑的四子的数目
-    void Judge3D(uint32_t& ai_3d_num, uint32_t& player_3d_num); //判断玩家和电脑的活三的数目
+    void Judge4(uint64_t& ai_4_num, uint64_t& player_4_num); //判断玩家和电脑的四子的数目
+    void Judge3D(uint64_t& ai_3d_num, uint64_t& player_3d_num); //判断玩家和电脑的活三的数目
 };
 
 
@@ -57,10 +57,10 @@ class AI1Step
         NextNodeList = {-1}; //每个节点的下一步节点列表。-1表示这个节点为最终节点
     }
 
-    void Search(const uint32_t cur_node_dx, const uint32_t max_depth);
+    void Search(const uint64_t cur_node_dx, const uint64_t max_depth);
     Point GetFinalRes();
 
-    uint32_t res;
+    uint64_t res;
     vector<Node> MethodTree;
 private:
     const int PlayerFirst;
diff --git a/GomokuAi/constants.cpp b/GomokuAi/constants.cpp
index 81ab8f2..7b67396 100755
--- a/GomokuAi/constants.cpp
+++ b/GomokuAi/constants.cpp
@@ -1,4 +1,4 @@
 #include "constants.h"
 
 int ScoreByNumArount[9] = {0, 1, 20, 30, 26, 24, 22, 20, 18};
-const uint32_t MaxNodeNum = 1000000;
+const uint64_t MaxNodeNum = 1000000;
diff --git a/GomokuAi/constants.h b/GomokuAi/constants.h
index c402c48..bf4bd81 100755
--- a/GomokuAi/constants.h
+++ b/GomokuAi/constants.h
@@ -4,4 +4,4 @@
 #define AI_DEBUG false
 
 extern int ScoreByNumArount[9];
-extern const uint32_t MaxNodeNum; //最大允许的节点数量（避免内存占用过多）
+extern const uint64_t MaxNodeNum; //最大允许的节点数量（避免内存占用过多）
diff --git a/GomokuAi/gomokuai.cpp b/GomokuAi/gomokuai.cpp
index 6de5380..a92b76c 100755
--- a/GomokuAi/gomokuai.cpp
+++ b/GomokuAi/gomokuai.cpp
@@ -3,14 +3,14 @@
 #include <Python.h>
 #include "ai.h"
 
-Point ai_1step(int p_init_map[225], int init_depth, bool player_first, uint32_t max_depth, int& tree_size)
+Point ai_1step(int p_init_map[225], int init_depth, bool player_first, uint64_t max_depth, int& tree_size)
 {
     // 1 转换参数
     int init_map[15][15];
     for (int t = 0; t <= 224; t++){
         init_map[t / 15][t % 15] = p_init_map[t];
     }
-    //max_depth = static_cast<uint32_t>(atoi(p_max_depth));
+    //max_depth = static_cast<uint64_t>(atoi(p_max_depth));
 
     char g[550];
     sprintf(g, "%d %d %d.\n", init_depth, player_first, max_depth);
@@ -36,7 +36,7 @@ PyObject* wrap_ai_1step(PyObject* self, PyObject* args)
     int init_map[225];
     int init_depth;
     bool player_first;
-    uint32_t max_depth;
+    uint64_t max_depth;
 
     if (!PyArg_ParseTuple(args, "iiiO", &init_depth_origin, &player_first_origin, &max_depth_origin, &init_map_origin))
     {
@@ -55,7 +55,7 @@ PyObject* wrap_ai_1step(PyObject* self, PyObject* args)
     }
     init_depth = init_depth_origin;
     player_first = static_cast<bool>(player_first_origin);
-    max_depth = static_cast<uint32_t>(max_depth_origin);
+    max_depth = static_cast<uint64_t>(max_depth_origin);
     int tree_size;
     Point res = ai_1step(init_map, init_depth, player_first, max_depth, tree_size);
     return Py_BuildValue("iii", tree_size, res.X, res.Y);
diff --git a/GomokuAi/setup.py b/GomokuAi/setup.py
new file mode 100644
index 0000000..0dee8dc
--- /dev/null
+++ b/GomokuAi/setup.py
@@ -0,0 +1,9 @@
+# used to build Python Modules on Linux distributions.
+from distutils.core import setup,Extension
+
+MOD = 'example'
+setup(name=MOD,
+      version='1.0',
+      headers=['./ai.h', './constants.h'],
+      ext_modules=[Extension(MOD,sources=['./ai.cpp','./constants.cpp', './gomokuai.cpp'],
+                  extra_compile_args=['-O0','-g'])])
\ No newline at end of file
diff --git a/GomokuCode/corner_widget.py b/GomokuCode/corner_widget.py
index d78aadf..ad2fc8c 100755
--- a/GomokuCode/corner_widget.py
+++ b/GomokuCode/corner_widget.py
@@ -14,11 +14,11 @@ def paintEvent(self, e):
         qp.begin(self)
         pen = QPen(Qt.red, 3, Qt.SolidLine)
         qp.setPen(pen)
-        qp.drawLine(0, 8, 0, 0)
-        qp.drawLine(0, 0, 8, 0)
-        qp.drawLine(22, 0, 28, 0)
-        qp.drawLine(28, 0, 28, 8)
-        qp.drawLine(28, 22, 28, 28)
-        qp.drawLine(28, 28, 20, 28)
-        qp.drawLine(8, 28, 0, 28)
-        qp.drawLine(0, 28, 0, 22)
+        qp.drawLine(8, 8, 0, 8)
+        qp.drawLine(8, 8, 8, 0)
+        qp.drawLine(22, 8, 28, 8)
+        qp.drawLine(20, 0, 20, 8)
+        qp.drawLine(20, 22, 20, 28)
+        qp.drawLine(28, 20, 20, 20)
+        qp.drawLine(8, 20, 0, 20)
+        qp.drawLine(8, 28, 8, 22)
diff --git a/GomokuCode/game.py b/GomokuCode/game.py
index bd4cf14..1944ffd 100755
--- a/GomokuCode/game.py
+++ b/GomokuCode/game.py
@@ -1,7 +1,7 @@
 import os
 import time
 
-AI_USE_CPP = False
+AI_USE_CPP = True
 
 if not AI_USE_CPP:  # 是否用C++版的AI脚本
     from ai import AI1Step
@@ -32,7 +32,9 @@ def move_1step(self, input_by_window=False, pos_x=None, pos_y=None):
                     if self.g_map[pos_x][pos_y] == 0:
                         self.g_map[pos_x][pos_y] = 1
                         self.cur_step += 1
-                        return
+                        return True
+                    else: return False
+                        
             except ValueError:  # 玩家输入不正确的情况（例如输入了‘A’）
                 continue
 
@@ -124,10 +126,13 @@ def ai_play_1step_by_cpp(self):
         for x in range(15):
             mapstring.extend(self.g_map[x])
         try:
-            node_len, ai_ope_x, ai_poe_y = example.ai_1step(self.cur_step, int(True), self.max_search_steps, mapstring)
-            ai_ope = [ai_ope_x, ai_poe_y]
+            node_len, ai_ope_x, ai_ope_y = example.ai_1step(self.cur_step, int(True), self.max_search_steps, mapstring)
+            if (ai_ope_x == -1 & ai_ope_y == -1):
+                raise ValueError('Leaf Node met')
+            ai_ope = [ai_ope_x, ai_ope_y]
         except ValueError:
             raise ValueError('AI程序计算出来的数值不正确')
+        print('Coordinate:%d %d' % (ai_ope_x, ai_ope_y))
         ed = time.time()
         print('生成了%d个节点，用时%.4f' % (node_len, ed - st))
         self.g_map[ai_ope[0]][ai_ope[1]] = 2
diff --git a/GomokuCode/window.py b/GomokuCode/window.py
index 3e9e08f..63f39e9 100755
--- a/GomokuCode/window.py
+++ b/GomokuCode/window.py
@@ -150,7 +150,9 @@ def mousePressEvent(self, e):
                 game_y = int((mouse_y + 15) // 40) - 1
             else:  # 鼠标点击的位置不正确
                 return
-            self.g.move_1step(True, game_x, game_y)
+            isMoveSuccess = self.g.move_1step(True, game_x, game_y)
+            if not isMoveSuccess:
+                return
 
             # 2. 根据操作结果进行一轮游戏循环
             res, self.flash_pieces = self.g.game_result(show=True)  # 判断游戏结果
diff --git a/GomokuCode_NoAI/game.py b/GomokuCode_NoAI/game.py
index 64414fa..d07c882 100755
--- a/GomokuCode_NoAI/game.py
+++ b/GomokuCode_NoAI/game.py
@@ -20,7 +20,8 @@ def move_1step(self, input_by_window=False, pos_x=None, pos_y=None):
                     if self.g_map[pos_x][pos_y] == 0:
                         self.g_map[pos_x][pos_y] = 1
                         self.cur_step += 1
-                        return
+                        return True
+                    else: return False
             except ValueError:  # 玩家输入不正确的情况（例如输入了‘A’）
                 continue
 
diff --git a/GomokuCode_NoAI/imgs/muzm.jpg b/GomokuCode_NoAI/imgs/muzm.jpg
old mode 100755
new mode 100644
index d81dbef..e85e9e2
Binary files a/GomokuCode_NoAI/imgs/muzm.jpg and b/GomokuCode_NoAI/imgs/muzm.jpg differ
diff --git a/GomokuCode_NoAI/imgs/muzm.jpg.back b/GomokuCode_NoAI/imgs/muzm.jpg.back
new file mode 100755
index 0000000..d81dbef
Binary files /dev/null and b/GomokuCode_NoAI/imgs/muzm.jpg.back differ
diff --git a/GomokuCode_NoAI/window.py b/GomokuCode_NoAI/window.py
index 54e9e6d..0123ba8 100755
--- a/GomokuCode_NoAI/window.py
+++ b/GomokuCode_NoAI/window.py
@@ -145,12 +145,14 @@ def mousePressEvent(self, e):
             # 1. 首先判断按下了哪个格子
             mouse_x = e.windowPos().x()
             mouse_y = e.windowPos().y()
-            if (mouse_x % 40 <= 15 or mouse_x % 40 >= 25) and (mouse_y % 40 <= 15 or mouse_y % 40 >= 25):
+            if (mouse_x % 40 <= 15 or mouse_x % 40 >= 25) and (mouse_y % 40 <= 15 or mouse_y % 40 >= 25):1step
                 game_x = int((mouse_x + 15) // 40) - 1
                 game_y = int((mouse_y + 15) // 40) - 1
             else:  # 鼠标点击的位置不正确
                 return
-            self.g.move_1step(True, game_x, game_y)
+            isMoveSuccess = self.g.move_1step(True, game_x, game_y)
+            if not isMoveSuccess:
+                return
 
             # 2. 根据操作结果进行一轮游戏循环
             res, self.flash_pieces = self.g.game_result(show=True)  # 判断游戏结果