using System;

class IntegerFacts

$\{$

static void Main$()$

$\{$

int$[]$ numbers $=$ new int$[10]$;

int count $=$ FillArray$($numbers$)$;

int highest, lowest, sum;

double average;

CalculateStats$($numbers$,$ count, out highest, out lowest, out sum, out average$)$;

Console.WriteLine$($$"The numbers entered are: $\{$string$.$Join$(",",$ numbers$[..$count$])\}")$;

Console.WriteLine$($$"The statistics are:"$)$;

Console.WriteLine$($$"The highest value is: $\{$highest$\}")$;

Console.WriteLine$($$"The lowest value is: $\{$lowest$\}")$;

Console.WriteLine$($$"The sum of the values is: $\{$sum$\}")$;

Console.WriteLine$($$"The average is: $\{$average:F$2\}")$;

$\}$

static int FillArray$($int$[]$ numbers$)$

$\{$

int count $=0$;

while $($count $<10)$

$\{$

Console.Write$($$"Enter an integer $($or $999$ to stop$)$: $")$;

if $($int$.$TryParse$($Console$.$ReadLine$(),$ out int value$))$

$\{$

if $($value $==999)$

$\{$

break;

$\}$

numbers$[$count$++]=$ value;

$\}$

else

$\{$

Console.WriteLine$("$Invalid entry. Please try again."$)$;

$\}$

$\}$

return count;

$\}$

static void CalculateStats$($int$[]$ numbers, int count, out int highest, out int lowest, out int sum, out double average$)$

$\{$

if $($count $==0)$

$\{$

highest $=$ lowest $=$ sum $=0$;

average $=0$;

return;

$\}$

highest $=$ lowest $=$ numbers$[0]$;

sum $=0$;

for $($int i $=0$; i $<$ count; i$++)$

$\{$

if $($numbers$[$i$]>$ highest$)$

highest $=$ numbers$[$i$]$;

if $($numbers$[$i$]<$ lowest$)$

lowest $=$ numbers$[$i$]$;

sum $+=$ numbers$[$i$]$;

$\}$

average $=($double$)$sum $/$ count;

$\}$

$\}$

How do I add a pause function or fix it so that it shows the output without returning me to the code instead?