what's the output? $*$

int main$()\{$

int $x=8$;

while

cout $x$;

if

cout $""$A$"$;

break;

$\}$ else if

cout $"$B$"$;

$\}$ else $\{$

cout $""$C$"$;

break;

$\}$

x$--$;

$\}$

return $0$ ;$\}$

$202020$

$202021$

$32011$

no output