go数组中元素替换

package main

import "fmt"

func main(){
	var arr = [5]string{"i","am","stupid","and","weak"}
	for i:=0;i<len(arr);i++{
		if arr[i]=="stupid"{
			arr[i]="smart"
		}
		if arr[i] == "weak"{
			arr[i]="strong"
		}
	}
	fmt.Println(arr)
}