build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    ext.kotlin_version = "1.4.10"
    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath "com.android.tools.build:gradle:4.1.0"
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()
    }
}

ext {
    compileSdkVersion = 28
    minSdkVersion = 16
    targetSdkVersion = compileSdkVersion
    supportLibVersion = '1.2.0' //appcompat

    versionCode = 11
    versionName = '1.1'
}
task clean(type: Delete) {
    delete rootProject.buildDir
}