Efficiently check if an element occurs at least n times in a list

Question

How to best write a Python function (check_list) to efficiently test if an element (x) occurs at least n times in a list (l

Answer 1

                                       c=0
                                       for i in l:
                                           if i==k:
                                              c+=1
                                       if c>=n:
                                          print("true")
                                       else:
                                          print("false")