array.go

package main

import "fmt"

func main() {
    // array of 5 elements
    x := [5]float64{98, 93, 77, 82, 83}

    var total float64 = 0
    // we don't need array index -> _
    for _, value := range x {
        total += value
    }
    fmt.Println(total / float64(len(x)))
}