class cll
{
public static void main(String args[])
{
int a[][];
a=new int[2][];
for (int i=0;i<2;i++)
{
a[i]=new int [i+2];
for(int j=0;j<i+2;j++)
{
a[i][j]=i*j;
}
}
System.out.println("matrix ");
for (int i=0;i<2;i++)
{
for(int j=0;j<i+2;j++)
{
System.out.print(a[i][j]+" ");
}
System.out.println(" ");
}
System.out.println("total row "+ a.length);
System.out.println("total column in row 0="+a[0].length);
System.out.println("total column in row 1="+a[1].length);
}
}
D:\>javac cll.java
D:\>java cll
matrix
0 0
0 1 2
total row 2
total column in row 0=2
total column in row 1=3
D:\>
{
public static void main(String args[])
{
int a[][];
a=new int[2][];
for (int i=0;i<2;i++)
{
a[i]=new int [i+2];
for(int j=0;j<i+2;j++)
{
a[i][j]=i*j;
}
}
System.out.println("matrix ");
for (int i=0;i<2;i++)
{
for(int j=0;j<i+2;j++)
{
System.out.print(a[i][j]+" ");
}
System.out.println(" ");
}
System.out.println("total row "+ a.length);
System.out.println("total column in row 0="+a[0].length);
System.out.println("total column in row 1="+a[1].length);
}
}
D:\>javac cll.java
D:\>java cll
matrix
0 0
0 1 2
total row 2
total column in row 0=2
total column in row 1=3
D:\>
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