diff --git a/main.py b/main.py
index 71a3166..1b317a1 100644
--- a/main.py
+++ b/main.py
@@ -1,6 +1,45 @@
-def solution():
-    pass
 
+from ipaddress import ip_address
 
-if __name__ == '__main__':
-    pass
+def solution (ip_address):
+    ip =ip_address.split(".")
+    a=int(ip[0])
+    b=int(ip[1])
+    c=int(ip[2])
+    d=int(ip[3])
+    if a in range(1,128) and (0 <=int(b)<=255)and \
+        (0 <= int(c) <=255) and \
+            (1<= int(d)<=255):
+        print("class A ,Special") 
+    elif a==10 and (0 <=int(b) <=255 ):
+        print("Class A ,Private")
+    elif a in range (1,128):
+        print("class A,public")
+
+    elif a==169 and b ==254 and \
+        (0<= int(c)<=255) and (0<=int(d)<=255):
+         print ("Class B,Apipa")
+    elif a==172 and (31 <=int(b) <=16 ):
+         print("Class B ,Private")
+    elif 128<=int(a)<=191:
+         print("class B,public")
+
+    elif a==192 and b==168:
+        print("Class C ,Private") 
+
+    elif 192<=int(a)<=223:
+         print("class C,public")
+
+    elif 224<=int(a)<=239:
+         print("class D")
+ 
+    elif 240<=int(a)<=255:
+         print("class E")
+
+    else:
+        print ("Ip Address is incorrect")
+
+
+if __name__=='__main__':
+    input ="170.30.0.0"
+    solution(input)