Java二维数组动态分配内存空间 | 九九乘法表

package classCode;

public class JiuEr {
    public static void main(String[] args) {
        String[][] arr=new String[9][];
        for(int i=0;i
            arr[i]=new String[i+1];
        }
        for (int i=0;i
            for (int j=0;j
                arr[i][j]=(i+1)+"*"+(j+1)+"="+(i+1)*(j+1);
            }
        }
        for (int i=0;i
            for (int j=0;j
                System.out.print(arr[i][j]+"tt");
            }
            System.out.println();
        }
    }
}