#import <Foundation/Foundation.h>
#import <stdio.h>
struct budget {
    float exchangerate;
    double budget;
    double eurotransaction;
};
void function2 () {
    struct budget budgetstruct;
    NSLog(@"exchangerate: %.2f, budget: %.2f, eurotransaction: %.2f", budgetstruct.exchangerate=42.01, budgetstruct.budget=42.02, budgetstruct.eurotransaction=42.03);
}
int main (int argc, const char * argv[]) {
    struct budget vacationbudget;
    vacationbudget.exchangerate=1.2500;
    vacationbudget.budget=1000.00;
    vacationbudget.budget-=100;
    NSLog(@"converting 100$ into EURO leaves $%.2f", vacationbudget.budget);
    vacationbudget.eurotransaction=100*vacationbudget.exchangerate;
    vacationbudget.budget-=vacationbudget.eurotransaction;
    NSLog(@"Charging 100 euros leaves $%.2f", vacationbudget.budget);

    vacationbudget.exchangerate=1.42;
    vacationbudget.budget=2.424242;
    vacationbudget.eurotransaction=3.424242;

    NSLog(@"exchangerate: %.2f, budget: %.2f, eurotransaction: %.2f", vacationbudget.exchangerate, vacationbudget.budget, vacationbudget.eurotransaction);
    function2();

    return 0;

}