ChartAndCalendarView/build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    ext.kotlin_version = '1.3.72'
    ext.kotlin_version = '1.3.50'
    repositories {
        google()
        jcenter()
        
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.5.3'
        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 {
        maven { url 'https://maven.aliyun.com/repository/public' }
        maven {
            credentials {
                username 'icYZUR'
                password 'Xgk5Pc7PcV'
            }
            url 'https://repo.rdc.aliyun.com/repository/84521-release-D7jNC2/'
        }
        google()
        jcenter()
        maven { url 'https://jitpack.io' }

    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}