diff --git a/src/ex4.py b/src/ex4.py
index a50ed47c..bb02b426 100644
--- a/src/ex4.py
+++ b/src/ex4.py
@@ -54,3 +54,39 @@
 #
 #   return 0;
 # }
+
+
+def main():
+    month = int(input("Enter month number(1-12): "))
+
+    match(month):
+        case 1:
+            print("31 days")
+        case 2:
+            print("28/29 days")
+        case 3:
+            print("31 days")
+        case 4:
+            print("30 days")
+        case 5:
+            print("31 days")
+        case 6:
+            print("30 days")
+        case 7:
+            print("31 days")
+        case 8:
+            print("31 days")
+        case 9:
+            print("30 days")
+        case 10:
+            print("31 days")
+        case 11:
+            print("30 days")
+        case 12:
+            print("31 days")
+        case _:
+            print("Invalid input! Please enter month number between 1-12")
+
+
+if __name__ == "__main__":
+    main()