matric.java

it is a good tool to help you study java

//Innitialize atwo_dimesional array
class Matric{
public static void main(String args[]){
double m[][]={
{0*0,1*0,2*0,3*0},
{0*1,1*1,2*1,3*1},
{0*2,1*2,2*2,3*2},
{0*3,1*3,2*3,3*3}
};
int i,j;
for(i=0;i<4;i++){
for(j=0;j<4;j++) System.out.print(m[i][j]+" ");
System.out.println();
}
}
}
//多维数组的初始化时把没一维的初始化列表用它自己的大括号括起来即可.该程序每个元素是他的行和列的//乘积