changed the file structure

Code/Steiner/case/src/App.java

@@ -0,0 +1,41 @@
+import java.util.Scanner;
+
+public class App {
+    static Scanner scan = new Scanner(System.in);
+
+    public static void main(String[] args) {
+        System.out.println(
+                "Arbeitstag-Nummer (1=Montag, 2=Dienstag, 3=Mittwoch, 4=Donnerstag, 5=Freitag)");
+        int arbeitstagNummer = scan.nextInt();
+        scan.close();
+        String tag = "leer";
+
+        switch (arbeitstagNummer) {
+            case 1:
+                tag = "Montag";
+                break;
+            case 2:
+                tag = "Dienstag";
+                break;
+            case 3:
+                tag = "Mittwoch";
+                break;
+            case 4:
+                tag = "Donnerstag";
+                break;
+            case 5:
+                tag = "Freitag";
+                break;
+
+            default:
+                System.out.println("error");
+        }
+
+        // Checking for errors
+        if (tag.equals("leer")) {
+            System.out.println("please don't do that again");
+        } else {
+            System.out.println(tag);
+        }
+    }
+}