int main$()$

$\{$

double freq;

double dutyC;

double Ra $=4\mathrm{.}7$e$3$;

double Rb $=10$e$3$;

double C $=1$e$-6$;

freq $=$ frequency$($Ra$,$ Rb$,$ C$)$;

dutyC $=$ dutyCycle$($Ra$,$ Rb$)$;

printf$("$Ra $=\%\mathrm{.}1$e$\backslash$tRb $=\%\mathrm{.}1$e$\backslash$tC $=\%\mathrm{.}1$e$\backslash$tfrequency $=\%\mathrm{.}1$f$\backslash$tduty cycle $=\%\mathrm{.}2$f

$",$ Ra$,$ Rb$,$ C$,$ freq, dutyC$)$;

return $0$;

$\}$