go_workshop/chapter_05/exercise_5.06/main.go

package main

import "fmt"

func main() {

  j := 9

  x := func(i int) int {
    return i * i
  }

  fmt.Printf("The square of %d is %d\n", j, x(j))
  fmt.Printf("The square of %d is %d\n", j, func(i int) int { return i * i }(j))

}