Go array Calculation

package mainimport  "FMT" Func main ()  {   /*  Array length =  5 */    var  balance = []int {100, 1, 2, 7, 4}    var avg  float32   var sum int   /*  The array is passed as a parameter to the function  */   avg = getaverage ( balance, 5 )  ;    sum = getsum (balance,5);   /*  output returns the mean &NBSP;*/&NBSP;&NBSP;&NBSP;FMT. Printf (  "average:  %.2f \n", avg );       fmt. Println ("and is:%d", sum);} Func getaverage (Arr []int, size int)  float32 {   var i,sum  int   var avg float32     for i = 0;  i < size;i++ {      sum += arr[i]    }   Avg = float32 (sum / size)    return avg ;} /* and Calculation Formula */func getsum (arr []int,size int)  int{var i,sum intfor i =  0; i < size; i++{fmt. Println (Arr[i]) Sum += arr[i]}return sum}

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Go array Calculation