Hassan Ali

main.py

@@ -1,6 +1,67 @@
-def solution():
-    pass
+class HassanAli:
 
+    def __init__(self, give_ip: str = None):
+        ip_subnet = give_ip.split('/')
+        if len(ip_subnet) < 2:
+            raise ValueError
+
+        ip = ip_subnet[0]
+
+        subnet = ip_subnet[1]
+
+        ip_dotted = ip.split('.')
+
+        if len(ip_dotted) != 4:
+            raise ValueError
+
+        if int(subnet) > 32:
+            raise ValueError
+
+        self.ip_dotted = ip_dotted
+        self.class_: str = ''
+        self.designation: str = ''
+
+    def kill_it(self):
+
+        if self.ip_dotted[0] == '10':
+            self.class_ = 'A'
+            self.designation = 'Private'
+
+        elif self.ip_dotted[0] == '172' and 16 <= int(self.ip_dotted[1]) <= 31:
+            self.class_ = 'B'
+            self.designation = 'Private'
+
+        elif self.ip_dotted[0] == '192' and self.ip_dotted[1] == '168':
+            self.class_ = 'C'
+            self.designation = 'Private'
+
+        elif self.ip_dotted[0] == '192' or 173 <= int(self.ip_dotted[0]) < 224:
+            self.class_ = 'C'
+            self.designation = 'Public'
+
+        elif self.ip_dotted[0] == '172' or 128 <= int(self.ip_dotted[0]) <= 171:
+            self.class_ = 'B'
+            self.designation = 'Public'
+
+        elif self.ip_dotted[0] == '127':
+            self.class_ = 'A'
+            self.designation = 'Special'
+
+        elif 1 < int(self.ip_dotted[0]) <= 126:
+            self.class_ = 'A'
+            self.designation = 'Public'
+
+        elif 224 <= int(self.ip_dotted[0]) <= 255:
+            self.class_ = 'D or E'
+            self.designation = 'Special'
+        else:
+            raise ValueError
+        return f'class: {self.class_}, designation: {self.designation}'
 
 if __name__ == '__main__':
-    pass
+    i = input('Please enter an ip address: ')
+    try:
+        solution = HassanAli(i)
+        print(solution.kill_it())
+    except ValueError:
+        print('Please enter a valid address in this format: x.x.x.x/x')