2023.7.15

//2023.7.15 周六
//数组
public class test {
    public static void main(String[] args)
    {
        int[] array = new int[10];//数组的定义
        //数组不赋值，默认值为0
        int a =  array.length;//数组的长度
        int sum = 0;
        for(int i = 0;i<array.length;i++)
        {
            sum = sum+array[i];
        }
        System.out.println(sum);
    }

}
//数组初始化
public class test {
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        //数组的静态初始化
        int[] a = {1,2,3};
        //数组的动态初始化
        int[] b = new int[3];
        for(int i = 0;i<b.length;i++)
        {
            b[i] = sc.nextInt();
        }
        for(int i = 0;i<b.length;i++)
        {
            System.out.println(b[i]);
        }
        sc.close();
    }
}