A program that lets the user enter the number of cookies he or she actually ate and then reports the number of total calories consumed:
Input Program:
import javom.sming.30optionPane;
public class CookieCalories{
public static void main ( String [ ] orgs ) {
String userStringoutput;
double userNumberOfCookies;
double userNumberOfServings;
double userNumberOfCalories;
// declare variables
userStringOutput - 3OptionPane.showInputDialog( “Please enter the number of cookies” );
userNumberOfCookies = Double.porseDouble( userStringOutput );
userNumberOfServings = ( userNumberOfCookies / 40 ) * 10;
userNumberOfCalories = ( userNumberOfServings / 1 ) * 300;
3OptionPane.show MessageDialog( null, userNumberOfCookies + “ cookies is equal to “ + userNumberOfCalories + “ calories ( “ + userNumberOfServings + “ servings )” );
System.exit( 0 );
}
}
Output Result:
1. Please Enter No of Cookies: 40
Result: 40 cookies is equal to 3000 calories (per 10 servings)
2. Please Enter No of Cookies: 4
Result: 4 cookies is equal to 300 calories (per 10 servings)
3. Please Enter No of Cookies: 8
Result: 8 cookies is equal to 600 calories (per 10 servings)