Suppose

void nPrint$($char ch$,$ int n$)$

$\{$

while $(\}$n$\backslash$cdot$>\backslash$cdot$0$

$\{$

cout $$:ch;

n$--$;

$\}$

$\}$

What will be displayed by the call nPrint$(\text{'}$a$\text{'},4)?$

aaa

aaaa