ROBOT.LK

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/*
Project 1-1
This program converts gallons to liters.
Call this program GalToLit.java.
*/

class GalToLit {

    public static void main(String args[]) {

        double gallons; // holds the number of gallons

        double liters; // holds conversion to liters

        gallons = 10; // start with 10 gallons

        liters = gallons * 3.7854; // convert to liters

        System.out.println(gallons + " gallons is " + liters + " liters.");
}
}

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class GalToLit{

   public static void main(String args[]){

      double gallons,liters;

      gallons = Double.parseDouble(args[0]);

      liters = gallons*3.7854;

      System.out.println(gallons+" gallons is "+ liters + " liters. ");
      

}
}

Code: Select all

try{
	gallons = Double.parseDouble(args[0]);
	
	liters = gallons * 3.7854;
	System.out.println(gallons+" gallons is "+ liters + " liters. ");	
}
catch (NumberFormatException e){
	System.out.println("Input must be a number!");
}