Funtion Berparameter

/*Funtion Berparameter*/
#include
#include
int pjg,lbr,l;
int persegi (int a, int b)
{
return (a*b);
}
void main()
{
clrscr();
cout<<" \n";
cout<<"Menghitung Luas Persegi Pajang\n";
cout<<"------------------------------\n";
cout<cout<<"Masukan Panjang:";cin>>pjg;
cout<cout<<"Masukan Lebar:";cin>>lbr;
cout<l=persegi(pjg,lbr);
cout<<"Luasnya:"<getch();
}