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First solution in Clear category for Expand Intervals by Kurush
from typing import Iterable
import itertools
def expand_intervals(items: Iterable) -> Iterable:
values = [list(range(i1, i2 + 1)) for (i1, i2) in items]
return list(itertools.chain.from_iterable(values))
if __name__ == '__main__':
print("Example:")
print(list(expand_intervals([(1, 3), (5, 7)])))
# These "asserts" are used for self-checking and not for an auto-testing
assert list(expand_intervals([(1, 3), (5, 7)])) == [1, 2, 3, 5, 6, 7]
assert list(expand_intervals([(1, 3)])) == [1, 2, 3]
assert list(expand_intervals([])) == []
assert list(expand_intervals([(1, 2), (4, 4)])) == [1, 2, 4]
print("Coding complete? Click 'Check' to earn cool rewards!")
June 5, 2021
