1buildscript {
2    repositories {
3        google()
4        jcenter()
5    }
6    dependencies {
7        classpath 'com.android.tools.build:gradle:3.3.1'
8    }
9}
10
11allprojects {
12    repositories {
13        google()
14        jcenter()
15    }
16}
17
18task clean(type: Delete) {
19    delete rootProject.buildDir
20}
21