fun a(): String
import java.io.FileNotFoundException
import java.io.File
fun main(args: Array<String>) {
//sampleStart
println(a()) // Hello, Work
println("a() == b() is ${a() == b()}") // true
// readSomeFile(File("some.txt")) // reading file now will fail
// readSomeFile(File("some.txt")) // will fail with FileNotFoundException
//sampleEnd
}