import java.util.*;
public class gas
{
    public static void main(String[] args)
    {
    int gas, miles;
    double gasmileage;
    Scanner userin;
    userin = new Scanner(System.in);

    System.out.println("How many gallons of gas did you use ? :");
    gas = userin.nextInt();
    System.out.println("How many miles did you go ? :");
    miles = userin.nextInt();

    gasmileage = ( (double) miles / (double) gas );
    System.out.println("Your gas mileage was " + gasmileage + " MPG!");
    }
}