Merge pull request #168 from Lee20170303/master

#1 #146 第一次作业

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903235/Net1414080903235Activity.java

@@ -0,0 +1,13 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903235;
+
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+
+public class Net1414080903235Activity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903235);
+    }
+}

AndroidLabs/app/src/main/res/layout/activity_net1414080903235.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="edu.hzuapps.androidlabs.homeworks.net1414080903235.Net1414080903235Activity">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Hello World!"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</android.support.constraint.ConstraintLayout>