1-- input -- 2Run this program: 3 4func main() { 5 fmt.Println("hello, world") 6} 7 8Or this: 9 10go func() { 11 fmt.Println("hello, world") 12}() 13-- gofmt -- 14Run this program: 15 16 func main() { 17 fmt.Println("hello, world") 18 } 19 20Or this: 21 22 go func() { 23 fmt.Println("hello, world") 24 }()