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  1. Prepare
  2. Python
  3. Collections
  4. Collections.OrderedDict()
  5. Discussions

Collections.OrderedDict()

  • czerpi
     + 0 comments

    I made it in 6 :

    from collections import OrderedDict
dic = OrderedDict()
for _ in range(int(input())):
    item,price = input().rsplit(maxsplit=1)
    dic[item] = dic.get(item, 0) + int(price)
print(*[f'{item} {dic[item]}' for item in dic.keys()], sep='\n')