wowz

i have absolutely no idea what to do, can someone explain the steps, or do it and explain what they did? [CODE]/** A purse has an array list of coin names that can be changed by adding coins. */ public class Purse { //instance variables private String[] coins; //the money …

[CODE]/** Generates the n'th Fibonacci number */ import java.util.* ; public class FibonacciGeneratorTester { public static void main(String[] args) { System.out.println("The 1st Fibonacci number is: " + getFibonacci(1)) ; System.out.println("Expected: 1") ; System.out.println("The 3rd Fibonacci number is: " + getFibonacci(3)) ; System.out.println("Expected: 2") ; System.out.println("The 5th Fibonacci number is: " …

[CODE] import java.util.* ; public class CurrencyConverterTester { public static void main(String[] args) { Scanner scanner = new Scanner(System.in) ; System.out.println("How many euros is one dollar?") ; String input = scanner.nextLine() ; double rate = Double.parseDouble(input) ; CurrencyConverter converter = new CurrencyConverter(rate); boolean done = false; while (!done) { System.out.println("Dollar …

[CODE]public class Triangle { /*-the lengths of all sides -the perimeter -the angles at all corners -the area */ public Triangle(double xa, double ya, double xb, double yb, double xc, double yc) { x1 = xa; y1 = ya; x2 = xb; y2 = yb; x3 = xc; y3 = …