package main
import "fmt"

// making a function named removeDuplicate()
func removeDuplicate(arr [8]int) []int {
   map_var := map[int]bool{}
   result := []int{}
   for e := range arr {
      if map_var[arr[e]] != true {
         map_var[arr[e]] = true
         result = append(result, arr[e])
      }
   }
   return result
}
func main() {
   arr := [8]int{1, 2, 2, 4, 4, 5, 7, 5}
   fmt.Println("The unsorted array entered is:", arr)
   result := removeDuplicate(arr)
   fmt.Println("The array obtained after removing the duplicate values is:", result)
}

The unsorted array entered is: [1 2 2 4 4 5 7 5]
The array obtained after removing the duplicate values is: [1 2 4 5 7]

package main
import "fmt"
func main() {
   arr := []int{1, 2, 2, 4, 4, 5, 7, 5}
   fmt.Println("The unsorted array entered is:", arr)
   size := len(arr)
   for i := 0; i < size; i++ {
      for j := i + 1; j < size; j++ {
         if arr[i] == arr[j] {
            for k := j; k < size-1; k++ {
               arr[k] = arr[k+1]
            }
            size--
            j--
         }
      }
   }
   fmt.Println("The elements of array obtained after removing the duplicate values is:")
   for i := 0; i < size; i++ {
      fmt.Println(arr[i])
   }
}

The unsorted array entered is: [1 2 2 4 4 5 7 5]
The elements of array obtained after removing the duplicate values is:
1
2
4
5
7