abstract class $A\{$

protected int getval$()\{$ return this.getval$()$; $\}$

protected abstract int getvalue$()$;

$\}$

class $B$ extends $A\{$

protected int getval$()\{$ return $4$; $\}$

public int getvalue$()\{$

return this.getval $()+$ super. getval $()$ ;

$\}$

$\}$

class $C$ extends $B($

public int getval$()\{$ return $8$; $\}$

public int getvalue$()\{$

return this.getval$()+$ super.getvalue$()$;

$\}$

$\}$

There is an object c of class C from the shown Java source code. What is the result of $$ c$.$getValue$()?$