编写程序,从一个整型数组中删除所有小于数组元素平均值并且不是素数的...答:public class Text { int a[]={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23};//1个整形数组 int b[]=new int[a.length];//定义一个存放素数的数组 public static void main(String[] args){ Text t=new Text();int c[]=t.getNum();for(int i=...
已知一个整型数组定义为“int num [10]={2,4,8,10,12,14,16,18,20...答:public static void main(String[] args) { int [] num={2,4,8,10,12,14,16,18,20};int size = num.length;double vag = 0.0;int sum = 0;for (int i = 0; i < size; i++) { sum += num[i];vag = sum/size;} System.out.println("计算总和为:"+sum);System.out....