Реализуйте функцию count_unique_elements, которая будет подсчитывать количество уникальных элементов в списке. Уникальные элементы не должны повторяться в подсчете, даже если они встречаются несколько раз.
Реализуйте функцию count_unique_elements, которая будет подсчитывать количество уникальных элементов в списке. Уникальные элементы не должны повторяться в подсчете, даже если они встречаются несколько раз.
The Singapore stock market has alternated between positive and negative finishes through the last five trading days since the end of the two-day winning streak in which it had added more than a dozen points or 0.4 percent. The Straits Times Index now sits just above the 3,060-point plateau and it's likely to see a narrow trading range on Monday.
Traders also expressed uncertainty about the situation with China Evergrande, as the indebted property company has not provided clarification about a key interest payment.In economic news, the Commerce Department reported an unexpected increase in U.S. new home sales in August.Crude oil prices climbed Friday and front-month WTI oil futures contracts saw gains for a fifth straight week amid tighter supplies. West Texas Intermediate Crude oil futures for November rose $0.68 or 0.9 percent at 73.98 a barrel. WTI Crude futures gained 2.8 percent for the week.
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