java中如何把一个int型数组分解成两个int型数组啊?答:int[] c = {1,2,3,4};int[] a = new int[2];int[] b = new int[2];System.arraycopy(c,0,a,0,2);System.arraycopy(c,2,b,0,2);System.out.println( Arrays.toString(a) );System.out.println( Arrays.toString(b) );...
java如何将一个数组拆分成过个S型走位数组?答:public static void main(String[] args) { int[] a = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20};int[] b = new int[5];int[] c = new int[5];int[] d = new int[5];int[] e = new int[5];int k = 0;//用来取a数组里面的值 int f = 1...
java String s = "1,4,6;3,8;9,2,0,5"; 其中分号作为二维数组的分割,逗 ...答:public class Demo{ public static void main(String[] args) throws Exception { String s = "1,4,6;3,8;9,2,0,5"; String[] str_Arr = s.split(";"); int[][] arr = new int[str_Arr.length][4];//这个地方首先判断一下长度,我写死了 for(int i = 0 ;...