diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/BoardPrecenter.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/BoardPrecenter.java
new file mode 100644
index 00000000..8b1e5acf
--- /dev/null
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/BoardPrecenter.java
@@ -0,0 +1,7 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903218;
+
+/**
+ * Created by zzh on 2017/4/14.
+ */
+public class BoardPrecenter {
+}
diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/ChessBoard.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/ChessBoard.java
new file mode 100644
index 00000000..12f74558
--- /dev/null
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/ChessBoard.java
@@ -0,0 +1,49 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903218;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.util.AttributeSet;
+import android.view.View;
+
+/**
+ * Created by zzh on 2017/4/15.
+ */
+public class ChessBoard extends View {
+    protected float boardSX;
+    protected float boardSY;
+    protected float boardEX;
+    protected float boardEY;
+    protected float grapX;
+    protected float grapY;
+    protected int countX;
+    protected int countY;
+    public ChessBoard(Context context, AttributeSet attrs){
+        super(context,attrs);
+        boardSX=20;boardSY=260;
+        boardEX=420;boardEY=660;
+        countX=10;countY=10;
+        grapX=(boardEX-boardSX)/countX;
+        grapY=(boardEY-boardSY)/countY;
+    }
+
+    @Override
+    protected void onDraw(Canvas canvas){
+        super.onDraw(canvas);
+        Paint paint=new Paint();
+        paint.setColor(Color.rgb(150,200,0));
+        paint.setShadowLayer(2,3,3,Color.BLACK);
+        Rect RectBoard=new Rect(0,0,448,687);
+        canvas.drawRect(RectBoard,paint);
+        paint.setColor(Color.BLACK);
+         for(int i=0;i<=countX;i++){
+            canvas.drawLine(boardSX+grapX*i,boardSY,boardSX+grapX*i,boardEY,paint);
+        }
+        for(int j=0;j<=countY;j++){
+            canvas.drawLine(boardSX,boardSY+grapY*j,boardEX,boardSY+grapY*j,paint);
+        }
+    }
+}
diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/LoginService.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/LoginService.java
new file mode 100644
index 00000000..eba780cd
--- /dev/null
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/LoginService.java
@@ -0,0 +1,7 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903218;
+
+/**
+ * Created by zzh on 2017/4/14.
+ */
+public class LoginService {
+}
diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218Activity.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218Activity.java
index 30b288f2..43d3cb0b 100644
--- a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218Activity.java
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218Activity.java
@@ -1,7 +1,10 @@
 package edu.hzuapps.androidlabs.homeworks.net1414080903218;
 
+import android.content.Intent;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
 
 public class Net1414080903218Activity extends AppCompatActivity {
 
@@ -9,5 +12,15 @@ public class Net1414080903218Activity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_net1414080903218);
+        Button ButtonPtoC=(Button) findViewById(R.id.PtoCButton);
+        if (ButtonPtoC != null) {
+            ButtonPtoC.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    Intent IntentStartBoard=new Intent(v.getContext(),Net1414080903218BoardActivity.class);
+                    startActivity(IntentStartBoard);
+                }
+            });
+        }
     }
 }
diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218BoardActivity.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218BoardActivity.java
new file mode 100644
index 00000000..8bd99bad
--- /dev/null
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Net1414080903218BoardActivity.java
@@ -0,0 +1,13 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903218;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class Net1414080903218BoardActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903218_board);
+    }
+}
diff --git a/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Player.java b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Player.java
new file mode 100644
index 00000000..69c62075
--- /dev/null
+++ b/AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903218/Player.java
@@ -0,0 +1,10 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903218;
+
+/**
+ * Created by zzh on 2017/4/14.
+ */
+public class Player {
+    protected int countPieces;
+    protected boolean isWin;
+    protected boolean isFirst;
+}
diff --git a/AndroidLabs/app/src/main/res/drawable/image_net1414080903218_bg.jpg b/AndroidLabs/app/src/main/res/drawable/image_net1414080903218_bg.jpg
new file mode 100644
index 00000000..615c7e55
Binary files /dev/null and b/AndroidLabs/app/src/main/res/drawable/image_net1414080903218_bg.jpg differ
diff --git a/AndroidLabs/app/src/main/res/layout/activity_net1414080903218.xml b/AndroidLabs/app/src/main/res/layout/activity_net1414080903218.xml
index cad80196..8a262998 100644
--- a/AndroidLabs/app/src/main/res/layout/activity_net1414080903218.xml
+++ b/AndroidLabs/app/src/main/res/layout/activity_net1414080903218.xml
@@ -7,10 +7,24 @@
     android:paddingLeft="@dimen/activity_horizontal_margin"
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingTop="@dimen/activity_vertical_margin"
+    android:background="@drawable/net1414080903218_bg"
     tools:context="edu.hzuapps.androidlabs.homeworks.net1414080903218.Net1414080903218Activity">
 
-    <TextView
+    <Button
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Hello World!" />
+        android:text="人机对战"
+        android:id="@+id/PtoCButton"
+        android:layout_marginTop="72dp"
+        android:layout_alignParentTop="true"
+        android:layout_centerHorizontal="true" />
+
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="双人对战"
+        android:id="@+id/PtoPButton"
+        android:layout_marginTop="172dp"
+        android:layout_alignParentTop="true"
+        android:layout_centerHorizontal="true" />
 </RelativeLayout>
diff --git a/AndroidLabs/app/src/main/res/layout/activity_net1414080903218_board.xml b/AndroidLabs/app/src/main/res/layout/activity_net1414080903218_board.xml
new file mode 100644
index 00000000..a605ebfb
--- /dev/null
+++ b/AndroidLabs/app/src/main/res/layout/activity_net1414080903218_board.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    tools:context="edu.hzuapps.androidlabs.homeworks.net1414080903218.Net1414080903218BoardActivity">
+
+    <edu.hzuapps.androidlabs.homeworks.net1414080903218.ChessBoard
+        android:id="@+id/ChessBosrd"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+</RelativeLayout>
diff --git a/AndroidLabs/app/src/main/res/values/strings.xml b/AndroidLabs/app/src/main/res/values/strings.xml
index 47716b1c..3e7c1744 100644
--- a/AndroidLabs/app/src/main/res/values/strings.xml
+++ b/AndroidLabs/app/src/main/res/values/strings.xml
@@ -1,4 +1,4 @@
-<resources>
+<resources>
     <string name="app_name">Android开发</string>
     <string name="action_settings">设置</string>