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File: //opt/saltstack/salt/lib/python3.10/site-packages/idna/__pycache__/intranges.cpython-310.pyc
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Given a list of integers, made up of (hopefully) a small number of long runs
of consecutive integers, compute a representation of the form
((start1, end1), (start2, end2) ...). Then answer the question "was x present
in the original list?" in time O(log(# runs)).
�N�list_�return.cCs�t|�}g}d}tt|��D]1}|dt|�kr%||||ddkr%q||d|d�}|�t|d|dd��|}qt|�S)aRepresent a list of integers as a sequence of ranges:
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    integers are exactly those x such that start_i <= x < end_i for some i.

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