如鹏java学习进程 二维数组打印

import com.rupeng.game.GameCore;


public class Main3 implements Runnable {


@Override
public void run() {


int[][] nums = { { 5, 6, 7 }, { 1, 2, 3 }, { 2, 3, 4 }, { 6, 7, 8 } };
for (int i = 0; i < nums.length; i++) {
for (int a = 0; a < nums[i].length; a++) {
System.out.print(nums[i][a] + " ");
}
System.out.println();
}


for (int i = 0; i < nums.length; i++) {
int[] num2 = nums[i];
for (int a = 0; a < num2.length; a++) {
System.out.print(num2[a] + " ");
}
System.out.println();
}


}


public static void main(String[] args) {
GameCore.start(new Main3());
}


}