import (

    "fmt"

)

func main() {

    a := []int{2, 1, 2, 5, 6, 3, 4, 5, 2, 3, 9}

    z := Rm_duplicate(a)

}

func Rm_duplicate(list []int) []int {

    var x []int = []int{}

    for _, i := range list {

        if len(x) == 0 {

            x = append(x, i)

        } else {

            for k, v := range x {

                if i == v {

                    break

                }

                if k == len(x)-1 {

                    x = append(x, i)

                }

            }

        }

    }

    return x

}