Coroutine parallel launch

Main.kt

import kotlinx.coroutines.async
import kotlinx.coroutines.delay
import kotlinx.coroutines.launch
import kotlinx.coroutines.runBlocking

fun main() {
    runBlocking {
        launch {
            val resultDeferred1 = async { fun1() }
            val resultDeferred2 = async { fun2() }
            val resultDeferred3 = async { fun3() }
            val resultDeferred4 = async { fun4() }
            println("result1:${resultDeferred1.await()}\n" +
                    "result2:${resultDeferred2.await()}\n" +
                    "result3:${resultDeferred3.await()}\n" +
                    "result4:${resultDeferred4.await()}")
        }
    }
}

suspend fun fun1(): Any {
    delay(100)
    return "fun1 finished"
}

suspend fun fun2(): Any {
    delay(200)
    return "fun2 finished"
}

suspend fun fun3(): Any {
    delay(300)
    return "fun3 finished"
}

suspend fun fun4(): Any {
    delay(400)
    return "fun3 finished"
}