make a currency converter By C programming language

We can make a simple currency converter by C programming language.

Lets see the code:

#include <stdio.h>
double convert(void);
int main(void){

    double taka;

    taka=convert();
    printf("In taka= %0.2lf\n",taka);

    return 0;
}

double convert(void)
{
    double dollars,multi_value;
    multi_value=80.0;

    printf("enter dollar amount: \n");
    scanf("%lf", &dollars);

    return dollars*multi_value;

}

Output:

It is really great.But if you face any problem or have any question,please comment below.