public static void main(String[] args) {
int array[] = new int[20];
int result = 0;
List list = new ArrayList();
System.out.println("请输入20个整数：");
Scanner sc = new Scanner(System.in);
for (int i = 0; i < 20; i++) {
array[i] = sc.nextInt();
if(array[i] % 2 == 0) {
list.add(array[i]);
result += array[i];
}
}
System.out.println("偶数为：");
for (int i = 0; i < list.size(); i++) {
System.out.println(list.get(i));
}
System.out.println("偶数和为：" + result);
}