Python HackerRank|Word Order(OrderedCounter)(from collections import Counter, OrderedDict)

1. Dashboard 
2.  Python 
3.  Collections 
4.  Word Order
5. 1. from collections import Counter, OrderedDict
      
      class OrderedCounter(Counter, OrderedDict):
          pass
      
      n = int(input())
      od = OrderedCounter(input() for _ in range(n))
      
      print(len(od))
      print(*od.values())