第1个回答 2017-05-04
import java.util.Random;
public class Rknow {
public static void main(String[] args) {
Random r = new Random();
int[] a = new int[20];
int sum = 0,count = 0;
for(int i = 0;i < 20;++i){
a[i] = r.nextInt(101);
if(a[i]%3==0){
sum +=a[i];
count++;
}
}
System.out.println("和是:"+sum+" "+"个数:"+count);
}
}