The output from the first printf is

The output from the second printf is

The output from the third printf is

main$()$

$\{$

char $]=$ "Intro to programming with $C!"$ ;

printf $("\frac{?}{?}$

$\%$ s$",$ &s$[2])$;

printf $("{|}_{{?}_{?}}n\%|$ s$",$ s $)$;

printf $("$

$\%$c$",$ s$[2])$;

$\}$