package main
import (
"fmt"
"fmt2"
)
func main() {
fmt.Printf("%d %d %#[1]x %#x \n", 16, 17)
const name, age = "Kim", 22
s := fmt.Sprintf("%d/%d", 16, 1,1)
fmt2.Println(s)
fmt2.Println(name, "is", age, "years old.")
fmt.Println(name, "is", age, "years old.")
}