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+# Class diagram
+
+```mermaid
+
+---
+title: Diagramme de classe initial
+---
+
+classDiagram
+
+    
+    class Card{
+        attributes
+        +getAttributes()
+        +isEqual()
+    }
+
+```
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diff --git a/oldClassDiagram copy.md b/oldClassDiagram copy.md
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+# Class diagram
+
+```mermaid
+
+---
+title: Diagramme de classe initial
+---
+
+classDiagram
+    Card <|-- Card4WithNoOutline
+    Card <|-- Card4WithNoShape
+    Card <|-- Card4WithNoNumber
+    Card <|-- Card4WithNoColor
+    Card <|-- Card4WithNoFilling
+
+    
+    class Card{
+        +getAttributes()
+        +isEqual()
+    }
+    class Card4WithNoOutline{
+        -string color
+        -string shape
+        -string number
+        -string filling
+        +getAttributes()
+        +isEqual()
+    }
+    class Card4WithNoShape{
+        -string color
+        -string outline
+        -string number
+        -string filling
+        +getAttributes()
+        +isEqual()
+    }
+    class Card4WithNoColor{
+        -string outline
+        -string shape
+        -string number
+        -string filling
+        +getAttributes()
+        +isEqual()
+    }
+    class Card4WithNoNumber{
+        -string color
+        -string shape
+        -string outline
+        -string filling
+        +getAttributes()
+        +isEqual()
+    }
+    class Card4WithNoFilling{
+        -string color
+        -string shape
+        -string number
+        -string outline
+        +getAttributes()
+        +isEqual()
+    }
+
+```
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