Помогите разобраться с gradle

task hello {
    doLast {
        println 'Hello World!'
    }
}

task count {
    println "one"
    doLast{
        4.times {print "$it "}
    }
    println "two"
    doFirst{
        2.times {println "$it - 1 "}
    }
    3.times {println( "$it -3")}
}

task intro(dependsOn: hello){
    doLast{
        println("I'm Gradle!")
    }
}

gradle intro

one
two
0 -3
1 -3
2 -3
:hello
Hello World!
:intro
I'm Gradle!

BUILD SUCCESSFUL

:hello
Hello World!
:intro
I'm Gradle!

BUILD SUCCESSFUL