$9\mathrm{.}3$

$*9.$ What will be the output of the following program?

#include

void swap$($int a$,$ int b$)$;

int main$($void$)$

$\{$

int i $=1,$ j $=2$ ;

swap$($i$,$ j$)$;

printf $(^$ prime prime i $=\%$d$,$ j $=/$ d backslash n$^$ prime prime $,$i$,$j$)$ ;

return $0$;

$\}$

void swap$($int a$,$ int b$)$

$\{$

int temp $=$ a ;

a $=$ b ;

b $=$

temp;

$\}$