diff --git a/aula147.py b/aula147.py
index fd96bd1..97aeb5d 100644
--- a/aula147.py
+++ b/aula147.py
@@ -16,25 +16,22 @@
 # __str__(self) - str
 # __repr__(self) - str
 class Ponto:
-    def __init__(self, x, y, outra='Nada'):
+    def __init__(self, x, y, z='String'):
         self.x = x
         self.y = y
-        self.outra = outra
+        self.z = z
 
     def __str__(self):
-        return f'Ponto - {self.x}, {self.y}'
+        return f'({self.x}, {self.y})'
 
     def __repr__(self):
-        return f'Ponto(x={self.x!r}, y={self.y!r}, outra={self.outra!r})'
+        # class_name = self.__class__.__name__
+        class_name = type(self).__name__
+        return f'{class_name}(x={self.x!r}, y={self.y!r}, z={self.z!r})'
 
 
 p1 = Ponto(1, 2)
-p2 = Ponto(90, 43)
-p2_str = str(p2)
+p2 = Ponto(978, 876)
 print(p1)
-print(p2)
-print()
-print(repr(p1))
 print(repr(p2))
-print()
-print(f'{p1!r}')
+print(f'{p2!r}')