go_workshop/chapter_04/exercise_4.07/main.go

package main

import "fmt"

func fillArray(arr [10]int) [10]int {

  for i := 0; i < len(arr); i++ {
    arr[i] = i + 1
  }

  return arr

}

func opArray(arr [10]int) [10]int {

  for i := 0; i < len(arr); i++ {
    arr[i] *= arr[i]
  }

  return arr

}

func main() {

  var arr [10]int
  arr = fillArray(arr)
  arr = opArray(arr)
  fmt.Println(arr)

}