package main

import (
	"bufio"
	"fmt"
	"os"
	"strings"
)

func main() {
	reader := bufio.NewReader(os.Stdin)

	fmt.Print("First name: ")
	text, _ := reader.ReadString('\n')
	name := strings.TrimSpace(text)

	fmt.Println("Hello, " + name + "!")
}