Grasshopper Technologies

Grasshopper Technologies
7228 W. Hood Ave.
Chicago, IL 60631
t: 847 722-4455
info@grasshoppertech.com

• PRINT - How the Computer Speaks
  1. Poem
  2. Flag
  3. Love
  4. Face
  5. Space
• IF. . . THEN - How the Computer Makes Decisions
  1. Tax
  2. ForeignCurrency
• FUNCTIONS (INT, RND, ABS) - Doing Complex Things the Easy Way
  1. Dice Game

Java Fun! - Chapter 6 - Foreign Currency

import java.util.Scanner;

public class JavaFun06bForeignCurrency {
    public static void main(String[] args) {
       Scanner ob=new Scanner(System.in);
        double exchange_rate = .74;  // Start with the Euro
        double dollars = 1.00;  // Start with 1 Dollar
        double foreign = 1.00;  // Initialize the result
        System.out.println("This program can convert our dollar to any foreign currency");
        System.out.println("Input a 0 to stop program");
        
        System.out.print("\nInput the foreign equivalent of a dollar: ");
        exchange_rate=ob.nextDouble(); 
        
        while (dollars != 0.0) {
            System.out.print("\nInput the dollar amount: ");
            dollars=ob.nextDouble(); 
            if (dollars != 0.0) {
                foreign = exchange_rate * dollars;
                System.out.printf("%.2f U.S. Dollars Equal %.2f in foreign currency", dollars, foreign);
                System.out.println("");
            }
        }
    }
}

run:
This program can convert our dollar to any foreign currency
Input a 0 to stop program

Input the foreign equivalent of a dollar: .9982

Input the dollar amount: 100
100.00 U.S. Dollars Equal 99.82 in foreign currency

Input the dollar amount: 2500
2500.00 U.S. Dollars Equal 2495.50 in foreign currency

Input the dollar amount: 53
53.00 U.S. Dollars Equal 52.90 in foreign currency

Input the dollar amount: 0
BUILD SUCCESSFUL (total time: 25 seconds)