package main

import (
	"flag"
	"fmt"
)

func main() {
	//var name string // [1]
	//flag.StringVar(&name, "name", "everyone", "The greeting object.") // [2]
	name := flag.String("name", "everyone", "The greeting object.")
	fmt.Println(name)
	flag.Parse()
	fmt.Printf("Hello, %v!\n", *name)
}