will this run? const int segmentPins$[]=\{2,3,4,5,6,7,8,9\}$; $//$ Pins for segments $($A to G$,$ DP$)$

const int digitPins$[]=\{9,10,11,12\}$; $//$ Pins for digit control

const int countdownDuration $=10$; $//$ Set the countdown duration in seconds

void setup$()\{$

$//$ Set all segment and digit pins as OUTPUT

for $($int i $=0$; i $<8$; i$++)\{$

pinMode$($segmentPins$[$i$],$ OUTPUT$)$;

$\}$

for $($int i $=0$; i $<4$; i$++)\{$

pinMode$($digitPins$[$i$],$ OUTPUT$)$;

$\}$

$\}$

void loop$()\{$

$//$ Countdown loop

for $($int count $=$ countdownDuration; count $>=0$; count$--)\{$

displayNumber$($count$)$;

delay$(1000)$; $//1-$second delay

$\}$

$\}$

void displayNumber$($int num$)\{$

$//$ Display a number on the $7-$segment display

const byte numMap$[]=\{$

B$11111100,//0$

B$01100000,//1$

B$11011010,//2$

B$11110010,//3$

B$01100110,//4$

B$10110110,//5$

B$10111110,//6$

B$11100000,//7$

B$11111110,//8$

B$11110110//9$

$\}$;

for $($int i $=0$; i $<4$; i$++)\{$

$//$ Enable the corresponding digit

digitalWrite$($digitPins$[$i$],$ LOW$)$;

$//$ Set the segments based on the number to be displayed

for $($int j $=0$; j $<8$; j$++)\{$

digitalWrite$($segmentPins$[$j$],$ bitRead$($numMap$[$num$],$ j$))$;

$\}$

delay$(1)$; $//$ A short delay to make the display stable

$//$ Turn off the segments for the next iteration

for $($int j $=0$; j $<8$; j$++)\{$

digitalWrite$($segmentPins$[$j$],$ HIGH$)$;

$\}$

$//$ Disable the digit for the next iteration

digitalWrite$($digitPins$[$i$],$ HIGH$)$;

$\}$

$\}$