JAVA编程数组复制,将数组a1的前5个元素赋给b1答:int[] a = {1, 2, 3, 4, 5, 6, 7};int[] b = {1, 1, 8 ,9 ,10, 11, 12};for(int i = 0; i<5; i++) { b[i] = a[i];System.out.println(b[i]);} } }
java怎样输出数组中的前n个元素?答:int[] arry = new int[]{1,2,3,4,5,6,7,8,9,0,2,4,3,6,5,9,6,5};//这个数组是您自己定义的,有多少元素自己写就好 Scanner input =new Scanner(System.in);System.out.println("请输入你想要输出,数组前几个元素:");int a=input.nextInt();if(a > arry.length){ System....