Made progress with module

new file:   Projects/m319-projectThree/.idea/discord.xml
	modified:   Projects/m319-projectThree/src/main/java/net/stelian/m319/projectThree/CurrencyExchange.java
	new file:   Projects/m319-projectThree/src/main/java/net/stelian/m319/projectThree/GradmassBogenmass.java
	modified:   Projects/m319-projectThree/target/classes/net/stelian/m319/projectThree/CurrencyExchange.class
	new file:   Projects/m319-projectThree/target/classes/net/stelian/m319/projectThree/GradmassBogenmass.class

Projects/m319-projectThree/.idea/discord.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DiscordProjectSettings">
+    <option name="show" value="APPLICATION" />
+    <option name="description" value="" />
+  </component>
+</project>

Projects/m319-projectThree/src/main/java/net/stelian/m319/projectThree/CurrencyExchange.java

@@ -26,20 +26,30 @@ public class CurrencyExchange {
 	}
 
 	public static void exchangeCalc(float amount, String currency) {
-		float course;
-
-		if (currency.toLowerCase() == "yen") {
-			course = 0; //TODO
-		} else if (currency.toLowerCase() == "gbp") {
-
-		} else if (currency.toLowerCase() == "usd") {
-
-		} else if (currency.toLowerCase() == "eur") {
-
-		} else if (currency.toLowerCase() == "chf") {
 
+		if (currency.equalsIgnoreCase("yen")) {
+			double course = 145.441;
+			double output = course * amount;
+			System.out.println(output+" "+currency);
+		} else if (currency.equalsIgnoreCase("gbp")) {
+			double course = 0.896674;
+			double output = course * amount;
+			System.out.println(output+" "+currency);
+		} else if (currency.equalsIgnoreCase("usd")) {
+			double course = 1.06236;
+			double output = course * amount;
+			System.out.println(output+" "+currency);
+		} else if (currency.equalsIgnoreCase("eur")) {
+			double course = 1.00554;
+			double output = course * amount;
+			System.out.println(output+" "+currency);
+		} else if (currency.equalsIgnoreCase("chf")) {
+			double course = 1.00;
+			double output = course * amount;
+			System.out.println(output+" "+currency);
 		} else {
 			System.out.println("Invalid currency selected: "+currency);
 		}
+		System.out.println("Date of courses: Tue Mar 7 07:21:06 PM CET 2023");
 	}
-}
+}

Projects/m319-projectThree/src/main/java/net/stelian/m319/projectThree/GradmassBogenmass.java

@@ -0,0 +1,16 @@
+package net.stelian.m319.projectThree;
+import java.util.InputMismatchException;
+import java.util.Scanner;
+public class GradmassBogenmass {
+        public static void main(String[] args) {
+            Scanner input = new Scanner(System.in);
+            System.out.print("Please enter the angle in degrees: ");
+            try {
+                double gradmass = input.nextDouble();
+                double bogenmass = gradmass * (Math.PI/180);
+                System.out.println("Result: "+bogenmass);
+            } catch(InputMismatchException e)  {
+                System.out.println("ERROR: Invalid input. Please try again.");
+            }
+        }
+}