reverse_array.go

import "fmt"


func main() {
  a := []int{1, 2, 3, 4, 5, 6} // input int array
  reverseArray := ReverseSlice(a)
  fmt.Println("Reverted array : ", reverseArray) // print output
}

func ReverseSlice(a []int) []int {
  for i := len(a)/2 - 1; i >= 0; i-- {
   pos := len(a) - 1 - i
   a[i], a[pos] = a[pos], a[i]
}
 return a
}


output: 
Reverted array :  [6 5 4 3 2 1]