Sort the 2-Dimentional Array

class ArrayDemo20
{
static void Sort1(int x[][])
{
int i,j,k,temp;
for(k=0;k<x.length;k++)
{
for(i=0;i<x[k].length;i++)
{
System.out.print(" "+x[k][i]+" ");
}
System.out.println();
}
for(k=0;k<x.length;k++)
for(i=0;i<x[k].length;i++)
{
for(j=i;j<x[k].length;j++)
{
if(x[k][i]>x[k][j])
{
temp = x[k][i];
x[k][i] = x[k][j];
x[k][j] = temp;
}
}
}
System.out.println();
for(k=0;k<x.length;k++)
{
for(i=0;i<x[k].length;i++)
{
System.out.print(" "+x[k][i]+" ");
}
System.out.println();
}
}
public static void main(String... S)
{
Sort1(new int[][]{{7,4,11,25},{44,5,87,2,62},{45,67,57},{23,74}});
}
}