diff --git a/ProjektTest/__pycache__/stringCalculator.cpython-313.pyc b/ProjektTest/__pycache__/stringCalculator.cpython-313.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..269227fe4ae0ca3fece8068c0dc8f3ece3f43caf
Binary files /dev/null and b/ProjektTest/__pycache__/stringCalculator.cpython-313.pyc differ
diff --git a/other/AliciMuhamed/Stringcalculator b/ProjektTest/other/AliciMuhamed/Stringcalculator
similarity index 97%
rename from other/AliciMuhamed/Stringcalculator
rename to ProjektTest/other/AliciMuhamed/Stringcalculator
index fc44a5aa2e889ec677e3551e4659dcd805a9cb33..227c1af02f001a628f3dcfeae26e49a2582d7078 100644
--- a/other/AliciMuhamed/Stringcalculator
+++ b/ProjektTest/other/AliciMuhamed/Stringcalculator
@@ -27,6 +27,9 @@
 
 import unittest
 import re
+import sys
+sys.path.append("/Users/marvin/Documents/GitHub/assignment-2")
+from ProjektTest.stringCalculator import StringCalculator as Calc
 
 class StringCalculator:
     def __init__(self):
diff --git a/other/BerishaAlma/Feature6.py b/ProjektTest/other/BerishaAlma/Feature6.py
similarity index 100%
rename from other/BerishaAlma/Feature6.py
rename to ProjektTest/other/BerishaAlma/Feature6.py
diff --git a/other/BerishaAlma/__pycache__/Feature6.cpython-313.pyc b/ProjektTest/other/BerishaAlma/__pycache__/Feature6.cpython-313.pyc
similarity index 100%
rename from other/BerishaAlma/__pycache__/Feature6.cpython-313.pyc
rename to ProjektTest/other/BerishaAlma/__pycache__/Feature6.cpython-313.pyc
diff --git a/other/BerishaAlma/stringCalculator.py b/ProjektTest/other/BerishaAlma/stringCalculator.py
similarity index 100%
rename from other/BerishaAlma/stringCalculator.py
rename to ProjektTest/other/BerishaAlma/stringCalculator.py
diff --git a/other/GotsisWasilios/TDD_StringCalculator.py b/ProjektTest/other/GotsisWasilios/TDD_StringCalculator.py
similarity index 100%
rename from other/GotsisWasilios/TDD_StringCalculator.py
rename to ProjektTest/other/GotsisWasilios/TDD_StringCalculator.py
diff --git a/other/RafehDaniel/__pycache__/stringCalculator.cpython-313.pyc b/ProjektTest/other/RafehDaniel/__pycache__/stringCalculator.cpython-313.pyc
similarity index 100%
rename from other/RafehDaniel/__pycache__/stringCalculator.cpython-313.pyc
rename to ProjektTest/other/RafehDaniel/__pycache__/stringCalculator.cpython-313.pyc
diff --git a/other/RafehDaniel/stringCalculator.py b/ProjektTest/other/RafehDaniel/stringCalculator.py
similarity index 100%
rename from other/RafehDaniel/stringCalculator.py
rename to ProjektTest/other/RafehDaniel/stringCalculator.py
diff --git a/other/YildirimHatice/StringCalculator.py b/ProjektTest/other/YildirimHatice/StringCalculator.py
similarity index 100%
rename from other/YildirimHatice/StringCalculator.py
rename to ProjektTest/other/YildirimHatice/StringCalculator.py
diff --git a/other/YildirimHatice/__pycache__/StringCalculator.cpython-313.pyc b/ProjektTest/other/YildirimHatice/__pycache__/StringCalculator.cpython-313.pyc
similarity index 100%
rename from other/YildirimHatice/__pycache__/StringCalculator.cpython-313.pyc
rename to ProjektTest/other/YildirimHatice/__pycache__/StringCalculator.cpython-313.pyc
diff --git a/other/YildirimHatice/feature6.py b/ProjektTest/other/YildirimHatice/feature6.py
similarity index 100%
rename from other/YildirimHatice/feature6.py
rename to ProjektTest/other/YildirimHatice/feature6.py
diff --git a/report.md b/ProjektTest/report.md
similarity index 50%
rename from report.md
rename to ProjektTest/report.md
index a4b8de5f2a1db8e6ab8f91f80b3a440d8699b4ad..56caa0b4cf6cd706d2872e53963bbdc491868c27 100644
--- a/report.md
+++ b/ProjektTest/report.md
@@ -9,3 +9,17 @@
 | RafehDaniel       | no               | 2                 |
 | WeishauptOrlando  | –                | –                 |
 | YildirimHatice    | –                | 10                |
+
+
+
+## Eigene Implementierung gegen andere Tests
+
+| Name              | Interface break | Failed Testcases |
+|-------------------|------------------|-------------------|
+| AliciMuhamed      | no               | 0                 |
+| BerishaAlma       | -                | -                 |
+| GotsisWasilios    | -                | -                 |
+| PikkemaatLasse    | –                | –                 |
+| RafehDaniel       | -                | -                 |
+| WeishauptOrlando  | –                | –                 |
+| YildirimHatice    | –                | -                 |
diff --git a/stringCalculator.py b/ProjektTest/stringCalculator.py
similarity index 100%
rename from stringCalculator.py
rename to ProjektTest/stringCalculator.py
diff --git a/feature7 b/feature7
index e8d1959c5f05679732d0234effd0fbc6fb40277c..e8ed4b257687833874c5bad485735629fc5dc2e1 100644
--- a/feature7
+++ b/feature7
@@ -1,54 +1,54 @@
 import re 
 import unittest
-from other.YildirimHatice.StringCalculator import StringCalculator as Hatice
 
 
 
 
-#class StringCalculator:
- #   def add(self, numbers: str) -> int:
-        # Feature 1: Leerer String ergibt 0
-        #if not numbers:
-         # return 0
+
+class StringCalculator:
+    def add(self, numbers: str) -> int:
+         #Feature 1: Leerer String ergibt 0
+        if not numbers:
+          return 0
         
         
 
         # Vorbereitung für weiter features 
-        #delimiters = [",", "\n"]
-        #if numbers.startswith("//"):
-         #   delimiter_end_index = numbers.index("\n")
-          #  delimiter_section = numbers[2:delimiter_end_index]
-           # numbers = numbers[delimiter_end_index + 1:]
+        delimiters = [",", "\n"]
+        if numbers.startswith("//"):
+            delimiter_end_index = numbers.index("\n")
+            delimiter_section = numbers[2:delimiter_end_index]
+            numbers = numbers[delimiter_end_index + 1:]
 
          # Feature 7: Delimiter beliebiger Länge im Format //[***]
-            #if delimiter_section.startswith("[") and delimiter_section.endswith("]"):
-             #   delimiter = re.escape(delimiter_section[1:-1])
-            #else:
-             #   delimiter = re.escape(delimiter_section)
+            if delimiter_section.startswith("[") and delimiter_section.endswith("]"):
+                delimiter = re.escape(delimiter_section[1:-1])
+            else:
+                delimiter = re.escape(delimiter_section)
 
-            #delimiters.append(delimiter)
+            delimiters.append(delimiter)
 
         # Feature 3: Erlaube Zeilenumbrüche als Trenner
-        #split_pattern = "|".join(delimiters)
-        #number_list = re.split(split_pattern, numbers)
+        split_pattern = "|".join(delimiters)
+        number_list = re.split(split_pattern, numbers)
 
 
         
 
         # Feature 4: Negativzahlen abfangen
-        #negatives = []
-        #for num in number_list:
-         #   if num.strip() != "":
-          #      value = int(num)
-           #     if value < 0:
-            #        negatives.append(value)
+        negatives = []
+        for num in number_list:
+            if num.strip() != "":
+                value = int(num)
+                if value < 0:
+                    negatives.append(value)
 
         # Exception bei negativen Zahlen
-        #if negatives:
-         #   raise ValueError(f"Negative numbers are not allowed: {', '.join(map(str, negatives))}")
+        if negatives:
+            raise ValueError(f"Negative numbers are not allowed: {', '.join(map(str, negatives))}")
 
-        # Feature 2: Beliebig viele Zahlen summieren
-        #return sum(int(n) for n in number_list if n.strip() != "" and int(n) <= 1000)
+         #Feature 2: Beliebig viele Zahlen summieren
+        return sum(int(n) for n in number_list if n.strip() != "" and int(n) <= 1000)
 
 
 
@@ -57,7 +57,7 @@ class TestStringCalculator(unittest.TestCase):
 
     def setUp(self):
         """neue Instanz des StringCalculators vor jedem Test"""
-        self.calculator = Hatice()
+        self.calculator = StringCalculator()
 
     def test_empty_string_returns_zero(self):
         """Feature 1: Leerer String soll 0 ergeben"""
diff --git a/other/AliciMuhamed/__pycache__/__init__.cpython-313.pyc b/other/AliciMuhamed/__pycache__/__init__.cpython-313.pyc
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diff --git a/other/__pycache__/__init__.cpython-313.pyc b/other/__pycache__/__init__.cpython-313.pyc
deleted file mode 100644
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