Analyze the following program and write down the output of the program!

#include

#include

using namespace std;

double squareArea$($double$)$;

void areaSquare$($double &$,$ double$)$;

int main$()$

$\{$

double side$=4\mathrm{.}0$;

double area$=0$;

area$=$squareArea$($side$)$;

cout$<<$area$=<<$ fixed $<<$ setprecision$(2)$

$<<$ setw$(10)<<$ area;

cout$<<$side$=<<$ fixed $<<$ setprecision$(2)$

$<<$ setw$(10)<<$ side $<<$ endl;

side$=7\mathrm{.}0$;

areaSquare$($area$,$ side$)$;

cout$<<$area$=<<$ fixed $<<$ setprecision$(2)$

$<<$ setw$(10)<<$ area;

cout$<<$side$=<<$ fixed $<<$ setprecision$(2)$

$<<$ setw$(10)<<$ side$<<$ endl;

return $0$;

$\}$