// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { ext { support_version = '28.0.0' picasso_version = '2.71828' constraint_version = '1.1.3' } repositories { jcenter() google() } dependencies { classpath 'com.android.tools.build:gradle:3.3.2' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { repositories { jcenter() google() } } task clean(type: Delete) { delete rootProject.buildDir }