To find Maximum number in Double dimensional matrix

public class arraydemomaxdouble
{
public static int max(int [][]x)
{
int max=x[0][0];
for(int i=0;i<3;i++)
{
for(int j=0;j<2;j++)
{
if(x[i][j] {
max=x[i][j];
}
}
}
return max;
}
public static void main(String[] args)
{
System.out.println("Maximum value is"+max(new int[][]{{45,33},{56,32},{53,67}}));

}
}