The output of the following is:

public class Test $\{$

public static void main$($String$[]$ args$)$

int $[][]x=\{\{1,2,3,4\},\{5,6,7\}\}$;

System.out.println $($method $(x[0])$;

$\}$

public static int method$($int$[]$ k$)\{$

int result $=0$;

for$($int $i++i=0$;$i.$ length; $i++$