添加注释

Author: 帅潇杰(72088299)

build.gradle

@@ -0,0 +1,30 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+buildscript {
+    repositories {
+        google()
+        jcenter()
+        maven { url "https://maven.fabric.io/public" }
+        maven { url "https://jitpack.io" }
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:4.0.0'
+        classpath 'com.google.gms:google-services:4.3.0'
+        classpath 'io.fabric.tools:gradle:1.28.0'
+
+        // NOTE: Do not place your application dependencies here; they belong
+        // in the individual module build.gradle files
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        jcenter()
+        maven { url "https://jitpack.io" }
+    }
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}