HOW TO WRITE A PROGRAM TO CONVERT CURRENCY?

THE FOLLOWING PROGRAM IS USED TO CONVERT DOLLARS TO RS:

#include<stdio.h>

#include<conio.h>

void main()

{

int Rs,Dollar;

clrscr();

printf("Enter the Dollars to convert into RS");

Dollar=80;

Rs=0;

scanf("%d",&Rs);

Dollar=Rs*Dollar;

printf("The result is Rs=%d",Dollar,Rs);

getch();

}