Assignment #12 VariablesAndNames

Code

    
    /// Name: Lacey Reese 
    /// Period: 5
    /// Program Name: VariablesAndNames
    /// File Name: VariablesAndNames.java
    /// Date Finished 9/16/2015
    
   public class VariablesAndNames
{
    public static void main( String[] args )
    {
        int cars, drivers, passengers, cars_not_driven, cars_driven;
        double space_in_a_car, carpool_capacity, average_passengers_per_car;
        
        // if you change 4 to 4.0 nothing changes.
        // floating point= no fixed number of digits before and after the decimal point, and decimal can move
        // = assigns the value on the right to a variable on the left.
        // _ is an underscore character
        
        //cars
        
        cars = 100;
        
        // If I put it as 4 it doesn't change anything about it, space in a car
        
        space_in_a_car = 4.0;
        
        // There are 30 drivers 
        
        drivers = 30;
        
        // There are 90 passengers. The = means it assigns values to the right to a variable of the left.
        
        passengers = 90;
        
        // Cars not driven is the total amount of cars, minus the total amount of drivers which is 70.
        
        cars_not_driven = cars - drivers;
        
        // one driver per car
        
        cars_driven = drivers;
        
        // how many passengers can we take? Minusseat taken by driver
        
        carpool_capacity = cars_driven * space_in_a_car;
        
        // The average person per car is passengers divided by cars driven which is 120 divided by 30 is 4. How many do we have to put in each car?
        
        average_passengers_per_car = passengers / cars_driven;
        
        
        
        System.out.println( "There are " + cars + " cars available." );
        System.out.println( "There are only " + drivers + " drivers available." );
        System.out.println( "There will be " + cars_not_driven + " empty cars today." );
        System.out.println( "We can transport " + carpool_capacity + " people today." );
        System.out.println( "We have " + passengers + " to carpool today." );
        System.out.println( "We need to put about " + average_passengers_per_car + " in each car." );
    }
}


                           
    

    
    
Picture of the output

    
    Assignment 12