十个数求平均值

public class Second {
    public static void main(String[] args){
int[]a={0,1,2,3,4,5,6,7,8,9};
    double sum=0;
      for(int i=0;i<a.length;i++){
      sum=sum+a[i];
      }
System.out.println(sum/10);



     }

}