Fix: Ensure all skills are tracked as files, not submodules
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def is_sorted(lst):
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'''
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Given a list of numbers, return whether or not they are sorted
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in ascending order. If list has more than 1 duplicate of the same
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number, return False. Assume no negative numbers and only integers.
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Examples
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is_sorted([5]) ➞ True
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is_sorted([1, 2, 3, 4, 5]) ➞ True
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is_sorted([1, 3, 2, 4, 5]) ➞ False
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is_sorted([1, 2, 3, 4, 5, 6]) ➞ True
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is_sorted([1, 2, 3, 4, 5, 6, 7]) ➞ True
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is_sorted([1, 3, 2, 4, 5, 6, 7]) ➞ False
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is_sorted([1, 2, 2, 3, 3, 4]) ➞ True
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is_sorted([1, 2, 2, 2, 3, 4]) ➞ False
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'''
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# Check if sorted in ascending order
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for i in range(len(lst) - 1):
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if lst[i] > lst[i + 1]:
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return False
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# Check for more than 1 duplicate of any number
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from collections import Counter
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counts = Counter(lst)
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for count in counts.values():
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if count > 2:
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return False
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return True
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