From 38bebc910bc4f2e182fd6ac3c19f5d4e62cb6fef Mon Sep 17 00:00:00 2001
From: 3004570 <3004570@stud.hs-mannheim.de>
Date: Tue, 18 Oct 2022 16:46:41 +0200
Subject: [PATCH] erste version

---
 src/RomanConverter.java | 150 ++++++++++++++++++++++++++++++++++++++++
 src/main.java           |  43 ------------
 2 files changed, 150 insertions(+), 43 deletions(-)
 create mode 100644 src/RomanConverter.java
 delete mode 100644 src/main.java

diff --git a/src/RomanConverter.java b/src/RomanConverter.java
new file mode 100644
index 0000000..4af53f5
--- /dev/null
+++ b/src/RomanConverter.java
@@ -0,0 +1,150 @@
+/* code from 3004570, 3003836 */
+
+//all imports for the projects
+
+package src;
+import java.util.*;
+
+public class RomanConverter {
+
+    public static void main (String[] args) throws InterruptedException {
+
+        // welcome text to the user
+        System.out.println("Roman Converter");
+        System.out.println("Bitte wählen sie eine Option");
+        System.out.println("Rom to Dez (1), Dez to Rom (2)");
+
+        // initilazing the Scanner
+        Scanner userinput = new Scanner(System.in);
+
+        // for the first question to know which operation to do
+        int choise = userinput.nextInt();
+
+        // the result for the end
+        int result = 0;
+
+        // to calculate with Roman numbers to dez code
+
+
+            if (choise == 1) {
+
+                //String for Calc
+                //String number= userinput.nextLine();
+                String number = "XL";
+
+                for (int i = 0; i < number.length(); i++) {
+
+                    if (number.charAt(i) == 'M') {
+                        System.out.println("1000");
+                        result = result + 1000;
+                    } else if (number.charAt(i) == 'X') {
+                        if (number.charAt(i - 1) == 'I') {
+                            result += 8;
+                            continue;
+                            //jump back to the beginning
+                        }
+                        System.out.println(10);
+                        result = result + 10;
+                    } else if (number.charAt(i) == 'V') {
+                        if (number.charAt(i - 1) == 'I') {
+                            result += 3;
+                            continue;
+                            //jump back to the beginning
+                        }
+                        System.out.println(5);
+                        result = result + 5;
+
+                    } else if (number.charAt(i) == 'L') {
+                        // ask if position 1 is I
+                        if (number.charAt(i - 1) == 'I') {
+                            result += 48;
+                            continue;
+                            //jump back to the beginning
+                        } else if (number.charAt(i - 1) == 'X') {
+                            result += 30;
+                            continue;
+                            //jump back to the beginning
+                        }
+                        System.out.println(50);
+                        result = result + 50;
+
+                    } else if (number.charAt(i) == 'C') {
+                        System.out.println(100);
+                        result = result + 100;
+
+                    } else if (number.charAt(i) == 'D') {
+                        System.out.println(500);
+                        result = result + 500;
+
+                    } else if (number.charAt(i) == 'I') {
+                        System.out.println(1);
+                        result = result + 1;
+                    }
+
+
+                }
+                // End of Choise 1
+
+            } else if (choise == 2) {
+                //String for Calc
+                String number = userinput.nextLine();
+                while (result >= 1000) {
+                    number += "M";
+                    result -= 1000;
+                }
+                while (result >= 900) {
+                    number += "CM";
+                    result -= 900;
+                }
+                while (result >= 500) {
+                    number += "D";
+                    result -= 500;
+                }
+                while (result >= 400) {
+                    number += "CD";
+                    result -= 400;
+                }
+                while (result >= 100) {
+                    number += "C";
+                    result -= 100;
+                }
+                while (result >= 90) {
+                    number += "XC";
+                    result -= 90;
+                }
+                while (result >= 50) {
+                    number += "L";
+                    result -= 50;
+                }
+                while (result >= 40) {
+                    number += "XL";
+                    result -= 40;
+                }
+                while (result >= 10) {
+                    number += "X";
+                    result -= 10;
+                }
+                while (result >= 9) {
+                    number += "IX";
+                    result -= 9;
+                }
+                while (result >= 5) {
+                    number += "V";
+                    result -= 5;
+                }
+                while (result >= 4) {
+                    number += "IV";
+                    result -= 4;
+                }
+                while (result >= 1) {
+                    number += "I";
+                    result -= 1;
+                }
+                //End of Choise 2
+            }
+
+
+        // The end of the Programm
+        System.out.println("Programm beendet");
+    }
+}
diff --git a/src/main.java b/src/main.java
deleted file mode 100644
index 7dc4741..0000000
--- a/src/main.java
+++ /dev/null
@@ -1,43 +0,0 @@
-/* code from 3004570, 3003836 */
-
-package src;
-
-public class main {
-    public static void main (String[] args) {
-        System.out.println("Roman Converter");
-
-        String number = "MMXVI";
-        int result=0;
-
-        for(int i=0; i<number.length();i=i+1) {
-
-            System.out.println("1.Ziffer =" + number.charAt(i));
-
-            if (number.charAt(i) == 'M') {
-                System.out.println("1000");
-                result = result + 1000;
-            } else if (number.charAt(i) == 'X') {
-                System.out.println(10);
-                result = result + 10;
-            } else if (number.charAt(i) == 'V') {
-                System.out.println(5);
-                result = result + 5;
-            } else if (number.charAt(i) == 'L') {
-                System.out.println(50);
-                result = result + 50;
-            } else if (number.charAt(i) == 'C') {
-                System.out.println(100);
-                result = result + 100;
-            } else if (number.charAt(i) == 'D') {
-                System.out.println(500);
-                result = result + 500;
-            } else if (number.charAt(i) == 'I') {
-                System.out.println(1);
-                result = result + 1;
-            }
-
-            System.out.println("Die Zahl ist"+ result);
-        }
-
-    }
-}