feat: add activity 20h

3 files changed, 47 insertions, 0 deletions

diff --git a/hw/activity20h.py b/hw/activity20h.py
new file mode 100644
index 0000000..8bf0319
--- /dev/null
+++ b/hw/activity20h.py
@@ -0,0 +1,28 @@
+class TreeNode:
+    def __init__(self, value):
+        self.value = value
+        self.left = None
+        self.right = None
+    def insert(self, v):
+        left = True if v < self.value else False
+        if left:
+            print(f"Inserting to the left because {v} < self value = {self.value}")
+            if self.left != None:
+                self.left.insert(v) 
+            else:
+                self.left = TreeNode(v)
+        else:
+            print(f"Inserting to the right because {v} >= self value = {self.value}")
+            if self.right != None:
+                self.right.insert(v) 
+            else:
+                self.right = TreeNode(v)
+class Tree:
+    def __init__(self, root_value):
+        self.root = TreeNode(root_value)
+    def insert(self, v):
+        self.root.insert(v)
+t = Tree(27)
+l = [19, 36, 42, 16]
+for i in l:
+    t.insert(i)
diff --git a/oop/oop2.py b/oop/oop2.py
new file mode 100644
index 0000000..f764420
--- /dev/null
+++ b/oop/oop2.py
@@ -0,0 +1,7 @@
+class greeting:
+    def hello(self, fname = None, lname = None):
+        print(f"Hello {fname if fname else ''} {lname if lname else ''}!")
+g = greeting()
+g.hello()
+g.hello("John")
+g.hello("John", "Doe")
diff --git a/oop/paper-practices/q6b.py b/oop/paper-practices/q6b.py
new file mode 100644
index 0000000..90ebd89
--- /dev/null
+++ b/oop/paper-practices/q6b.py
@@ -0,0 +1,12 @@
+class Account:
+    def __init__(self):
+        self._AccountNumber = None
+        self._Balance = 0.00
+    def GetAccountNumber(self):
+        return self._AccountNumber
+    def GetBalance(self):
+        return self._Balance
+    def SetAccountNumber(self, number):
+        self._AccountNumber = number
+    def SetBalance(self, balance):
+        self._Balance = balance