feat:new version of function verify

src/verify.py

@@ -1,17 +1,20 @@
 N = [1,2,3,4,5,6,7,8,9]
 
 def f(A:list,k:int)->bool:
-    if (k in A):
-        return True
-    else:
-        return False
+    return k in A
 
 
-print("insert a number")
-k = int(input())
+def insert_number()->int:
+           print("insert a number")
+           k = int(input())
+           return k
 
-if((f(N,k))==True):
-    print("number is in the list")
-else:
-    print("number is not in the list")
+k = 0
+
+if __name__ == "__main__":
+           k = insert_number()
+           if((f(N,k) is True)):
+               print("number is in the list")
+           else:
+               print("number is not in the list")