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    def count_elements(lst): count = 0 for _ in lst: count += 1 return count Rent a car in Lahore

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    def count_elements(lst): count = 0 for _ in lst: count += 1 return count Rent a car in Lahore

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    scala = arr.lastIndexOf(arr.last) + 1

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    Counting elements without count is like diving into xxbrits, it's all about understanding without shortcuts!

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    Scala: (for (_ <- arr) yield 1).sum