package xuhao;
public class XUHAOX {
public static void main(String args[]) {
int a2[][]= {{12,34},{-5},{3,5,7}};
int i,j;
System.out.println("二维数组a2的长度为:"+a2.length);
for(i=0;i<a2.length;i++) {
System.out.println("a2["+i+"]的长度为:"+a2[i].length);
for(j=0;j<a2[i].length;j++)
System.out.println("a2["+i+"]["+j+"]="+a2[i][j]+"\t");
System.out.println();
}
}
}
